DDR2 SDRAM SODIMM
MT8HTF3264HDY – 256MB
MT8HTF6464HDY – 512MB
MT8HTF12864HDY – 1GB
Features
200-pin, small-outline dual in-line memory module
(SODIMM)
Fast data transfer rates: PC2-3200, PC2-4200,
PC2-5300, or PC2-6400
256MB (32 Meg x 64), 512MB (64 Meg x 64), or 1GB
(128 Meg x 64)
VDD = 1.8V
VDDSPD = 1.7–3.6V
JEDEC-standard 1.8V I/O (SSTL_18-compatible)
Differential data strobe (DQS, DQS#) option
4n-bit prefetch architecture
Multiple internal device banks for concurrent opera-
tion
Programmable CAS latency (CL)
Posted CAS additive latency (AL)
WRITE latency = READ latency - 1 tCK
Programmable burst lengths (BL): 4 or 8
Adjustable data-output drive strength
64ms, 8192-cycle refresh
On-die termination (ODT)
Serial presence detect (SPD) with EEPROM
Gold edge contacts
Dual rank
Figure 1: 200-Pin SODIMM (MO-224 R/C A)
Module height: 30mm (1.18in)
Options Marking
Operating temperature
Commercial (0°C TA +70°C) D
Industrial (–40°C TA +85°C)1T
Package
200-pin DIMM (lead-free) Y
Frequency/CL2
2.5ns @ CL = 5 (DDR2-800) -80E
2.5ns @ CL = 6 (DDR2-800) -800
3.0ns @ CL = 5 (DDR2-667) -667
3.75ns @ CL = 4 (DDR2-553)3-53E
5.0ns @ CL = 3 (DDR2-400)3-40E
Notes: 1. Contact Micron for industrial temperature
module offerings.
2. CL = CAS (READ) latency.
3. Not recommended for new designs.
Table 1: Key Timing Parameters
Speed
Grade
Industry
Nomenclature
Data Rate (MT/s) tRCD
(ns)
tRP
(ns)
tRC
(ns)CL = 6 CL = 5 CL = 4 CL = 3
-80E PC2-6400 800 800 533 400 12.5 12.5 55
-800 PC2-6400 800 667 533 400 15 15 55
-667 PC2-5300 667 553 400 15 15 55
-53E PC2-4200 553 400 15 15 55
-40E PC2-3200 400 400 15 15 55
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
Features
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Products and specifications discussed herein are subject to change by Micron without notice.
Table 2: Addressing
Parameter 256MB 512MB 1GB
Refresh count 8K 8K 8K
Row address 8K A[12:0] 8K A[12:0] 8K A[12:0]
Device bank address 4 BA[1:0] 4 BA[1:0] 8 BA[2:0]
Device configuration 256Mb (16 Meg x 16) 512Mb (32 Meg x 16) 1Gb (64 Meg x 16)
Column address 512 A[8:0] 1K A[9:0] 1K A[9:0]
Module rank address 2 S#[1:0] 2 S#[1:0] 2 S#[1:0]
Table 3: Part Numbers and Timing Parameters – 256MB Modules
Base device: MT47H16M16,1 256Mb DDR2 SDRAM
Part Number2
Module
Density Configuration
Module
Bandwidth
Memory Clock/
Data Rate
Clock Cycles
(CL-tRCD-tRP)
MT8HTF3264HDY-667__ 256MB 32 Meg x 64 5.3 GB/s 3.0ns/667 MT/s 5-5-5
MT8HTF3264HTY-667__ 256MB 32 Meg x 64 5.3 GB/s 3.0ns/667 MT/s 5-5-5
MT8HTF3264HDY-53E__ 256MB 32 Meg x 64 4.3 GB/s 3.75ns/533 MT/s 4-4-4
MT8HTF3264HTY-53E__ 256MB 32 Meg x 64 4.3 GB/s 3.75ns/533 MT/s 4-4-4
MT8HTF3264HDY-40E__ 256MB 32 Meg x 64 3.2 GB/s 5.0ns/400 MT/s 3-3-3
MT8HTF3264HTY-40E__ 256MB 32 Meg x 64 3.2 GB/s 5.0ns/400 MT/s 3-3-3
Table 4: Part Numbers and Timing Parameters – 512MB Modules
Base device: MT47H32M16,1 512Mb DDR2 SDRAM
Part Number2
Module
Density Configuration
Module
Bandwidth
Memory Clock/
Data Rate
Clock Cycles
(CL-tRCD-tRP)
MT8HTF6464HDY-80E__ 512MB 64 Meg x 64 6.4 GB/s 2.5ns/800 MT/s 5-5-5
MT8HTF6464HTY-80E__ 512MB 64 Meg x 64 6.4 GB/s 2.5ns/800 MT/s 5-5-5
MT8HTF6464HDY-800__ 512MB 64 Meg x 64 6.4 GB/s 2.5ns/800 MT/s 6-6-6
MT8HTF6464HTY-800__ 512MB 64 Meg x 64 6.4 GB/s 2.5ns/800 MT/s 6-6-6
MT8HTF6464HDY-667__ 512MB 64 Meg x 64 5.3 GB/s 3.0ns/667 MT/s 5-5-5
MT8HTF6464HTY-667__ 512MB 64 Meg x 64 5.3 GB/s 3.0ns/667 MT/s 5-5-5
MT8HTF6464HDY-53E__ 512MB 64 Meg x 64 4.3 GB/s 3.75ns/533 MT/s 4-4-4
MT8HTF6464HTY-53E__ 512MB 64 Meg x 64 4.3 GB/s 3.75ns/533 MT/s 4-4-4
MT8HTF6464HDY-40E__ 512MB 64 Meg x 64 3.2 GB/s 5.0ns/400 MT/s 3-3-3
MT8HTF6464HTY-40E__ 512MB 64 Meg x 64 3.2 GB/s 5.0ns/400 MT/s 3-3-3
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
Features
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Table 5: Part Numbers and Timing Parameters – 1GB Modules
Base device: MT47H64M16,1 1Gb DDR2 SDRAM
Part Number2
Module
Density Configuration
Module
Bandwidth
Memory Clock/
Data Rate
Clock Cycles
(CL-tRCD-tRP)
MT8HTF12864HDY-80E__ 1GB 128 Meg x 64 6.4 GB/s 2.5ns/800 MT/s 5-5-5
MT8HTF12864HTY-80E__ 1GB 128 Meg x 64 6.4 GB/s 2.5ns/800 MT/s 5-5-5
MT8HTF12864HDY-800__ 1GB 128 Meg x 64 6.4 GB/s 2.5ns/800 MT/s 6-6-6
MT8HTF12864HTY-800__ 1GB 128 Meg x 64 6.4 GB/s 2.5ns/800 MT/s 6-6-6
MT8HTF12864HDY-667__ 1GB 128 Meg x 64 5.3 GB/s 3.0ns/667 MT/s 5-5-5
MT8HTF12864HTY-667__ 1GB 128 Meg x 64 5.3 GB/s 3.0ns/667 MT/s 5-5-5
MT8HTF12864HDY-53E__ 1GB 128 Meg x 64 4.3 GB/s 3.75ns/533 MT/s 4-4-4
MT8HTF12864HTY-53E__ 1GB 128 Meg x 64 4.3 GB/s 3.75ns/533 MT/s 4-4-4
MT8HTF12864HDY-40E__ 1GB 128 Meg x 64 3.2 GB/s 5.0ns/400 MT/s 3-3-3
MT8HTF12864HTY-40E__ 1GB 128 Meg x 64 3.2 GB/s 5.0ns/400 MT/s 3-3-3
Notes: 1. The data sheet for the base device can be found on Micron’s Web site.
2. All part numbers end with a two-place code (not shown) that designates component and PCB revisions.
Consult factory for current revision codes. Example: MT8HTF6464HDY-667D3.
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
Features
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Pin Assignments and Descriptions
Table 6: Pin Assignments
200-Pin DDR2 SODIMM Front 200-Pin DDR2 SODIMM Back
Pin Symbol Pin Symbol Pin Symbol Pin Symbol Pin Symbol Pin Symbol Pin Symbol Pin Symbol
1 VREF 51 DQS2 101 A1 151 DQ42 2 VSS 52 DM2 102 A0 152 DQ46
3 VSS 53 VSS 103 VDD 153 DQ43 4 DQ4 54 VSS 104 VDD 154 DQ47
5 DQ0 55 DQ18 105 A10 155 VSS 6 DQ5 56 DQ22 106 BA1 156 VSS
7 DQ1 57 DQ19 107 BA0 157 DQ48 8 VSS 58 DQ23 108 RAS# 158 DQ52
9 VSS 59 VSS 109 WE# 159 DQ49 10 DM0 60 VSS 110 S0# 160 DQ53
11 DQS0# 61 DQ24 111 VDD 161 VSS 12 VSS 62 DQ28 112 VDD 162 VSS
13 DQS0 63 DQ25 113 CAS# 163 NC 14 DQ6 64 DQ29 114 ODT0 164 CK1
15 VSS 65 VSS 115 S1# 165 VSS 16 DQ7 66 VSS 116 NC 166 CK1#
17 DQ2 67 DM3 117 VDD 167 DQS6# 18 VSS 68 DQS3# 118 VDD 168 VSS
19 DQ3 69 NC 119 ODT1 169 DQS6 20 DQ12 70 DQS3 120 NC 170 DM6
21 VSS 71 VSS 121 VSS 171 VSS 22 DQ13 72 VSS 122 VSS 172 VSS
23 DQ8 73 DQ26 123 DQ32 173 DQ50 24 VSS 74 DQ30 124 DQ36 174 DQ54
25 DQ9 75 DQ27 125 DQ33 175 DQ51 26 DM1 76 DQ31 126 DQ37 176 DQ55
27 VSS 77 VSS 127 VSS 177 VSS 28 VSS 78 VSS 128 VSS 178 VSS
29 DQS1# 79 CKE0 129 DQS4# 179 DQ56 30 CK0 80 CKE1 130 DM4 180 DQ60
31 DQS1 81 VDD 131 DQS4 181 DQ57 32 CK0# 82 VDD 132 VSS 182 DQ61
33 VSS 83 NC 133 VSS 183 VSS 34 VSS 84 NC 134 DQ38 184 VSS
35 DQ10 85 NC/BA21135 DQ34 185 DM7 36 DQ14 86 NC 136 DQ39 186 DQS7#
37 DQ11 87 VDD 137 DQ35 187 VSS 38 DQ15 88 VDD 138 VSS 188 DQS7
39 VSS 89 A12 139 VSS 189 DQ58 40 VSS 90 A11 140 DQ44 190 VSS
41 VSS 91 A9 141 DQ40 191 DQ59 42 VSS 92 A7 142 DQ45 192 DQ62
43 DQ16 93 A8 143 DQ41 193 VSS 44 DQ20 94 A6 144 VSS 194 DQ63
45 DQ17 95 VDD 145 VSS 195 SDA 46 DQ21 96 VDD 146 DQS5# 196 VSS
47 VSS 97 A5 147 DM5 197 SCL 48 VSS 98 A4 148 DQS5 198 SA0
49 DQS2# 99 A3 149 VSS 199 VDDSPD 50 NC 100 A2 150 VSS 200 SA1
Note: 1. Pin 85 is NC for 256MB and 512MB or BA2 for 1GB.
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
Pin Assignments and Descriptions
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Pin Descriptions
The pin description table below is a comprehensive list of all possible pins for all DDR2
modules. All pins listed may not be supported on this module. See Pin Assignments for
information specific to this module.
Table 7: Pin Descriptions
Symbol Type Description
Ax Input Address inputs: Provide the row address for ACTIVE commands, and the column ad-
dress and auto precharge bit (A10) for READ/WRITE commands, to select one location
out of the memory array in the respective bank. A10 sampled during a PRECHARGE
command determines whether the PRECHARGE applies to one bank (A10 LOW, bank
selected by BAx) or all banks (A10 HIGH). The address inputs also provide the op-code
during a LOAD MODE command. See the Pin Assignments Table for density-specific
addressing information.
BAx Input Bank address inputs: Define the device bank to which an ACTIVE, READ, WRITE, or
PRECHARGE command is being applied. BA define which mode register (MR0, MR1,
MR2, and MR3) is loaded during the LOAD MODE command.
CKx,
CK#x
Input Clock: Differential clock inputs. All control, command, and address input signals are
sampled on the crossing of the positive edge of CK and the negative edge of CK#.
CKEx Input Clock enable: Enables (registered HIGH) and disables (registered LOW) internal circui-
try and clocks on the DDR2 SDRAM.
DMx, Input Data mask (x8 devices only): DM is an input mask signal for write data. Input data
is masked when DM is sampled HIGH, along with that input data, during a write ac-
cess. Although DM pins are input-only, DM loading is designed to match that of the
DQ and DQS pins.
ODTx Input On-die termination: Enables (registered HIGH) and disables (registered LOW) termi-
nation resistance internal to the DDR2 SDRAM. When enabled in normal operation,
ODT is only applied to the following pins: DQ, DQS, DQS#, DM, and CB. The ODT input
will be ignored if disabled via the LOAD MODE command.
Par_In Input Parity input: Parity bit for Ax, RAS#, CAS#, and WE#.
RAS#, CAS#, WE# Input Command inputs: RAS#, CAS#, and WE# (along with S#) define the command being
entered.
RESET# Input Reset: Asynchronously forces all registered outputs LOW when RESET# is LOW. This
signal can be used during power-up to ensure that CKE is LOW and DQ are High-Z.
S#x Input Chip select: Enables (registered LOW) and disables (registered HIGH) the command
decoder.
SAx Input Serial address inputs: Used to configure the SPD EEPROM address range on the I2C
bus.
SCL Input Serial clock for SPD EEPROM: Used to synchronize communication to and from the
SPD EEPROM on the I2C bus.
CBx I/O Check bits. Used for system error detection and correction.
DQx I/O Data input/output: Bidirectional data bus.
DQSx,
DQS#x
I/O Data strobe: Travels with the DQ and is used to capture DQ at the DRAM or the con-
troller. Output with read data; input with write data for source synchronous opera-
tion. DQS# is only used when differential data strobe mode is enabled via the LOAD
MODE command.
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
Pin Descriptions
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Table 7: Pin Descriptions (Continued)
Symbol Type Description
SDA I/O Serial data: Used to transfer addresses and data into and out of the SPD EEPROM on
the I2C bus.
RDQSx,
RDQS#x
Output Redundant data strobe (x8 devices only): RDQS is enabled/disabled via the LOAD
MODE command to the extended mode register (EMR). When RDQS is enabled, RDQS
is output with read data only and is ignored during write data. When RDQS is disa-
bled, RDQS becomes data mask (see DMx). RDQS# is only used when RDQS is enabled
and differential data strobe mode is enabled.
Err_Out# Output
(open drain)
Parity error output: Parity error found on the command and address bus.
VDD/VDDQ Supply Power supply: 1.8V ±0.1V. The component VDD and VDDQ are connected to the mod-
ule VDD.
VDDSPD Supply SPD EEPROM power supply: 1.7–3.6V.
VREF Supply Reference voltage: VDD/2.
VSS Supply Ground.
NC No connect: These pins are not connected on the module.
NF No function: These pins are connected within the module, but provide no functionality.
NU Not used: These pins are not used in specific module configurations/operations.
RFU Reserved for future use.
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
Pin Descriptions
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Functional Block Diagram
Figure 2: Functional Block Diagram
BA[1/2:0]
A[12:0]
RAS#
CAS#
WE#
CKE0
CKE1
ODT0
ODT1
BA[1/2:0]: DDR2 SDRAM
A[12:0]: DDR2 SDRAM
RAS#: DDR2 SDRAM
CAS#: DDR2 SDRAM
WE#: DDR2 SDRAM
CKE0: Rank 0
CKE1: Rank 1
ODT0: Rank 0
ODT1: Rank 1
U1, U2, U8, U9
CK0
CK0#
U3, U4, U5, U6
CK1
CK1#
A0
SPD EEPROM
A1 A2
SA0 SA1
SDA
SCL
WP
U7
VDDSPD
VDD
VREF
VSS
SPD EEPROM
DDR2 SDRAM
DDR2 SDRAM
DDR2 SDRAM, EEPROM
UDQS
UDQS#
UDM
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
LDQS
LDQS#
LDM
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
DQ8
DQ9
DQ10
DQ11
DQ12
DQ13
DQ14
DQ15
DQS0
DQS0#
DM0
DQS1
DQS1#
DM1
CS#
U1
UDQS
UDQS#
UDM
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
LDQS
LDQS#
LDM
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
CS#
U9
UDQS
UDQS#
UDM
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
LDQS
LDQS#
LDM
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ16
DQ17
DQ18
DQ19
DQ20
DQ21
DQ22
DQ23
DQ24
DQ25
DQ26
DQ27
DQ28
DQ29
DQ30
DQ31
DQS2
DQS2#
DM2
DQS3
DQS3#
DM3
CS#
U2
UDQS
UDQS#
UDM
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
LDQS
LDQS#
LDM
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
CS#
U8
LDQS
LDQS#
LDM
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
UDQS
UDQS#
UDM
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ32
DQ33
DQ34
DQ35
DQ36
DQ37
DQ38
DQ39
DQ40
DQ41
DQ42
DQ43
DQ44
DQ45
DQ46
DQ47
DQS4
DQS4#
DM4
DQS5
DQS5#
DM5
CS#
U3
LDQS
LDQS#
LDM
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
UDQS
UDQS#
UDM
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
CS#
U6
LDQS
LDQS#
LDM
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
UDQS
UDQS#
UDM
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ48
DQ49
DQ50
DQ51
DQ52
DQ53
DQ54
DQ55
DQ56
DQ57
DQ58
DQ59
DQ60
DQ61
DQ62
DQ63
DQS6
DQS6#
DM6
DQS7
DQS7#
DM7
CS#
U4
LDQS
LDQS#
LDM
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
UDQS
UDQS#
UDM
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
CS#
U5
S1#
S0#
VSS VSS
Rank 0: U1–U4
Rank 1: U5, U6, U8, U9
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
Functional Block Diagram
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General Description
DDR2 SDRAM modules are high-speed, CMOS dynamic random access memory mod-
ules that use internally configured 4 or 8-bank DDR2 SDRAM devices. DDR2 SDRAM
modules use DDR architecture to achieve high-speed operation. DDR2 architecture is
essentially a 4n-prefetch architecture with an interface designed to transfer two data
words per clock cycle at the I/O pins. A single read or write access for the DDR2 SDRAM
module effectively consists of a single 4n-bit-wide, one-clock-cycle data transfer at the
internal DRAM core and eight corresponding n-bit-wide, one-half-clock-cycle data trans-
fers at the I/O pins.
DDR2 modules use two sets of differential signals: DQS, DQS# to capture data and CK
and CK# to capture commands, addresses, and control signals. Differential clocks and
data strobes ensure exceptional noise immunity for these signals and provide precise
crossing points to capture input signals. A bidirectional data strobe (DQS, DQS#) is trans-
mitted externally, along with data, for use in data capture at the receiver. DQS is a
strobe transmitted by the DDR2 SDRAM device during READs and by the memory con-
troller during WRITEs. DQS is edge-aligned with data for READs and center-aligned
with data for WRITEs.
DDR2 SDRAM modules operate from a differential clock (CK and CK#); the crossing of
CK going HIGH and CK# going LOW will be referred to as the positive edge of CK. Com-
mands (address and control signals) are registered at every positive edge of CK. Input
data is registered on both edges of DQS, and output data is referenced to both edges of
DQS, as well as to both edges of CK.
Serial Presence-Detect EEPROM Operation
DDR2 SDRAM modules incorporate serial presence-detect. The SPD data is stored in a
256-byte EEPROM. The first 128 bytes are programmed by Micron to identify the mod-
ule type and various SDRAM organizations and timing parameters. The remaining 128
bytes of storage are available for use by the customer. System READ/WRITE operations
between the master (system logic) and the slave EEPROM device occur via a standard
I2C bus using the DIMM’s SCL (clock) SDA (data), and SA (address) pins. Write protect
(WP) is connected to VSS, permanently disabling hardware write protection.
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
General Description
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Electrical Specifications
Stresses greater than those listed may cause permanent damage to the module. This is a
stress rating only, and functional operation of the module at these or any other condi-
tions outside those indicated in the device data sheet are not implied. Exposure to
absolute maximum rating conditions for extended periods may adversely affect reliability.
Table 8: Absolute Maximum Ratings
Symbol Parameter Min Max Units
VDD VDD supply voltage relative to VSS –0.5 2.3 V
VIN, VOUT Voltage on any pin relative to VSS –0.5 2.3 V
IIInput leakage current; Any input 0V VIN
VDD; VREF input 0V VIN 0.95V; (All other
pins not under test = 0V)
Address inputs, RAS#, CAS#,
WE#, S#, CKE, ODT, BA
–40 40 µA
CK, CK# –20 20
DM –10 10
IOZ Output leakage current; 0V VOUT VDDQ;
DQ and ODT are disabled
DQ, DQS, DQS# –10 10 µA
IVREF VREF leakage current; VREF = valid VREF level –16 16 µA
TAModule ambient operating temperature Commercial 0 70 °C
Industrial –40 85 °C
TC1DDR2 SDRAM component operating tem-
perature2
Commercial 0 85 °C
Industrial –40 95 °C
Notes: 1. The refresh rate is required to double when TC exceeds 85°C.
2. For further information, refer to technical note TN-00-08: "Thermal Applications," avail-
able on Micron’s Web site.
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
Electrical Specifications
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DRAM Operating Conditions
Recommended AC operating conditions are given in the DDR2 component data sheets.
Component specifications are available on Micron's Web site. Module speed grades cor-
relate with component speed grades.
Table 9: Module and Component Speed Grades
DDR2 components may exceed the listed module speed grades; module may not be available in all listed speed grades
Module Speed Grade Component Speed Grade
-1GA -187E
-80E -25E
-800 -25
-667 -3
-53E -37E
-40E -5E
Design Considerations
Simulations
Micron memory modules are designed to optimize signal integrity through carefully de-
signed terminations, controlled board impedances, routing topologies, trace length
matching, and decoupling. However, good signal integrity starts at the system level. Mi-
cron encourages designers to simulate the signal characteristics of the system's memo-
ry bus to ensure adequate signal integrity of the entire memory system.
Power
Operating voltages are specified at the DRAM, not at the edge connector of the module.
Designers must account for any system voltage drops at anticipated power levels to en-
sure the required supply voltage is maintained.
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
DRAM Operating Conditions
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IDD Specifications
Table 10: DDR2 IDD Specifications and Conditions – 256MB
Values shown for MT47H16M16 DDR2 SDRAM only and are computed from values specified in the 256Mb (16 Meg x 16)
component data sheet
Parameter Symbol -667 -53E -40E Units
Operating one bank active-precharge current:tCK = tCK (IDD), tRC = tRC
(IDD), tRAS = tRAS MIN (IDD); CKE is HIGH, S# is HIGH between valid commands;
Address bus inputs are switching; Data bus inputs are switching
IDD01380 340 320 mA
Operating one bank active-read-precharge current: IOUT = 0mA; BL = 4, CL
= CL (IDD), AL = 0; tCK = tCK (IDD), tRC = tRC (IDD), tRAS = tRAS MIN (IDD), tRCD =
tRCD (IDD); CKE is HIGH, S# is HIGH between valid commands; Address bus in-
puts are switching; Data pattern is same as IDD4W
IDD11420 380 360 mA
Precharge power-down current: All device banks idle; tCK = tCK (IDD); CKE is
LOW; Other control and address bus inputs are stable; Data bus inputs are float-
ing
IDD2P240 40 40 mA
Precharge quiet standby current: All device banks idle; tCK = tCK (IDD); CKE
is HIGH, S# is HIGH; Other control and address bus inputs are stable; Data bus
inputs are floating
IDD2Q2400 280 200 mA
Precharge standby current: All device banks idle; tCK = tCK (IDD); CKE is
HIGH, S# is HIGH; Other control and address bus inputs are switching; Data bus
inputs are switching
IDD2N2320 280 240 mA
Active power-down current: All device banks open; tCK =
tCK (IDD); CKE is LOW; Other control and address bus inputs are
stable; Data bus inputs are floating
Fast PDN exit
MR[12] = 0
IDD3P2240 200 160 mA
Slow PDN exit
MR[12] = 1
48 48 48
Active standby current: All device banks open; tCK = tCK (IDD), tRAS = tRAS
MAX (IDD), tRP = tRP (IDD); CKE is HIGH, S# is HIGH between valid commands;
Other control and address bus inputs are switching; Data bus inputs are switching
IDD3N2440 320 240 mA
Operating burst write current: All device banks open; Continuous burst
writes; BL = 4, CL = CL (IDD), AL = 0; tCK = tCK (IDD), tRAS = tRAS MAX (IDD), tRP =
tRP (IDD); CKE is HIGH, S# is HIGH between valid commands; Address bus inputs
are switching; Data bus inputs are switching
IDD4W1880 740 580 mA
Operating burst read current: All device banks open; Continuous burst read,
IOUT = 0mA; BL = 4, CL = CL (IDD), AL = 0; tCK = tCK (IDD), tRAS = tRAS MAX (IDD),
tRP = tRP (IDD); CKE is HIGH, S# is HIGH between valid commands; Address bus
inputs are switching; Data bus inputs are switching
IDD4R1780 660 500 mA
Burst refresh current:tCK = tCK (IDD); REFRESH command at every tRFC (IDD)
interval; CKE is HIGH, S# is HIGH between valid commands; Other control and
address bus inputs are switching; Data bus inputs are switching
IDD521440 1360 1320 mA
Self refresh current: CK and CK# at 0V; CKE 0.2V; Other control and ad-
dress bus inputs are floating; Data bus inputs are floating
IDD6240 40 40 mA
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
IDD Specifications
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Table 10: DDR2 IDD Specifications and Conditions – 256MB (Continued)
Values shown for MT47H16M16 DDR2 SDRAM only and are computed from values specified in the 256Mb (16 Meg x 16)
component data sheet
Parameter Symbol -667 -53E -40E Units
Operating bank interleave read current: All device banks interleaving
reads; IOUT = 0mA; BL = 4, CL = CL (IDD), AL = tRCD (IDD) - 1 × tCK (IDD); tCK = tCK
(IDD), tRC = tRC (IDD), tRRD = tRRD (IDD), tRCD = tRCD (IDD); CKE is HIGH, S# is
HIGH between valid commands; Address bus inputs are stable during deselects;
Data bus inputs are switching
IDD711020 980 940 mA
Notes: 1. Value calculated as one module rank in this operating condition; all other module ranks
in IDD2P (CKE LOW) mode.
2. Value calculated reflects all module ranks in this operating condition.
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
IDD Specifications
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Table 11: DDR2 IDD Specifications and Conditions – 512MB
Values shown for MT47H32M16 DDR2 SDRAM only and are computed from values specified in the 512Mb (32 Meg x 16)
component data sheet
Parameter Symbol
-80E/-
800 -667 -53E -40E Units
Operating one bank active-precharge current:tCK = tCK (IDD), tRC =
tRC (IDD), tRAS = tRAS MIN (IDD); CKE is HIGH, S# is HIGH between valid
commands; Address bus inputs are switching; Data bus inputs are switching
IDD01560 500 460 440 mA
Operating one bank active-read-precharge current: IOUT = 0mA; BL =
4, CL = CL (IDD), AL = 0; tCK = tCK (IDD), tRC = tRC (IDD), tRAS = tRAS MIN
(IDD), tRCD = tRCD (IDD); CKE is HIGH, S# is HIGH between valid commands;
Address bus inputs are switching; Data pattern is same as IDD4W
IDD11680 620 560 520 mA
Precharge power-down current: All device banks idle; tCK = tCK (IDD);
CKE is LOW; Other control and address bus inputs are stable; Data bus in-
puts are floating
IDD2P256 56 56 56 mA
Precharge quiet standby current: All device banks idle; tCK = tCK (IDD);
CKE is HIGH, S# is HIGH; Other control and address bus inputs are stable;
Data bus inputs are floating
IDD2Q2520 440 360 320 mA
Precharge standby current: All device banks idle; tCK = tCK (IDD); CKE is
HIGH, S# is HIGH; Other control and address bus inputs are switching; Da-
ta bus inputs are switching
IDD2N2560 480 400 360 mA
Active power-down current: All device banks open; tCK
= tCK (IDD); CKE is LOW; Other control and address bus in-
puts are stable; Data bus inputs are floating
Fast PDN exit
MR[12] = 0
IDD3P2320 280 240 200 mA
Slow PDN exit
MR[12] = 1
96 96 96 96
Active standby current: All device banks open; tCK = tCK (IDD), tRAS =
tRAS MAX (IDD), tRP = tRP (IDD); CKE is HIGH, S# is HIGH between valid com-
mands; Other control and address bus inputs are switching; Data bus
inputs are switching
IDD3N2600 560 480 400 mA
Operating burst write current: All device banks open; Continuous
burst writes; BL = 4, CL = CL (IDD), AL = 0; tCK = tCK (IDD), tRAS = tRAS MAX
(IDD), tRP = tRP (IDD); CKE is HIGH, S# is HIGH between valid commands;
Address bus inputs are switching; Data bus inputs are switching
IDD4W11200 1020 840 640 mA
Operating burst read current: All device banks open; Continuous burst
read, IOUT = 0mA; BL = 4, CL = CL (IDD), AL = 0; tCK = tCK (IDD), tRAS = tRAS
MAX (IDD), tRP = tRP (IDD); CKE is HIGH, S# is HIGH between valid com-
mands; Address bus inputs are switching; Data bus inputs are switching
IDD4R11120 960 800 620 mA
Burst refresh current:tCK = tCK (IDD); REFRESH command at every tRFC
(IDD) interval; CKE is HIGH, S# is HIGH between valid commands; Other con-
trol and address bus inputs are switching; Data bus inputs are switching
IDD521840 1480 1400 1360 mA
Self refresh current: CK and CK# at 0V; CKE 0.2V; Other control and
address bus inputs are floating; Data bus inputs are floating
IDD6256 56 56 56 mA
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
IDD Specifications
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Table 11: DDR2 IDD Specifications and Conditions – 512MB (Continued)
Values shown for MT47H32M16 DDR2 SDRAM only and are computed from values specified in the 512Mb (32 Meg x 16)
component data sheet
Parameter Symbol
-80E/-
800 -667 -53E -40E Units
Operating bank interleave read current: All device banks interleaving
reads; IOUT = 0mA; BL = 4, CL = CL (IDD), AL = tRCD (IDD) - 1 × tCK (IDD); tCK
= tCK (IDD), tRC = tRC (IDD), tRRD = tRRD (IDD), tRCD = tRCD (IDD); CKE is
HIGH, S# is HIGH between valid commands; Address bus inputs are stable
during deselects; Data bus inputs are switching
IDD711500 1420 1380 1360 mA
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
IDD Specifications
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Table 12: DDR2 IDD Specifications and Conditions – 1GB (Die Revision A)
Values shown for MT47H64M16 DDR2 SDRAM only and are computed from values specified in the 1Gb (64 Meg x 16) com-
ponent data sheet
Parameter Symbol -667 -53E -40E Units
Operating one bank active-precharge current:tCK = tCK (IDD), tRC = tRC
(IDD), tRAS = tRAS MIN (IDD); CKE is HIGH, S# is HIGH between valid commands;
Address bus inputs are switching; Data bus inputs are switching
IDD01560 460 440 mA
Operating one bank active-read-precharge current: IOUT = 0mA; BL = 4, CL
= CL (IDD), AL = 0; tCK = tCK (IDD), tRC = tRC (IDD), tRAS = tRAS MIN (IDD), tRCD =
tRCD (IDD); CKE is HIGH, S# is HIGH between valid commands; Address bus in-
puts are switching; Data pattern is same as IDD4W
IDD11540 500 460 mA
Precharge power-down current: All device banks idle; tCK = tCK (IDD); CKE is
LOW; Other control and address bus inputs are stable; Data bus inputs are float-
ing
IDD2P256 56 56 mA
Precharge quiet standby current: All device banks idle; tCK = tCK (IDD); CKE
is HIGH, S# is HIGH; Other control and address bus inputs are stable; Data bus
inputs are floating
IDD2Q2520 360 320 mA
Precharge standby current: All device banks idle; tCK = tCK (IDD); CKE is
HIGH, S# is HIGH; Other control and address bus inputs are switching; Data bus
inputs are switching
IDD2N2560 400 320 mA
Active power-down current: All device banks open; tCK =
tCK (IDD); CKE is LOW; Other control and address bus inputs are
stable; Data bus inputs are floating
Fast PDN exit
MR[12] = 0
IDD3P2320 280 280 mA
Slow PDN exit
MR[12] = 1
112 112 112
Active standby current: All device banks open; tCK = tCK (IDD), tRAS = tRAS
MAX (IDD), tRP = tRP (IDD); CKE is HIGH, S# is HIGH between valid commands;
Other control and address bus inputs are switching; Data bus inputs are switching
IDD3N2600 480 440 mA
Operating burst write current: All device banks open; Continuous burst
writes; BL = 4, CL = CL (IDD), AL = 0; tCK = tCK (IDD), tRAS = tRAS MAX (IDD), tRP =
tRP (IDD); CKE is HIGH, S# is HIGH between valid commands; Address bus inputs
are switching; Data bus inputs are switching
IDD4W1820 740 640 mA
Operating burst read current: All device banks open; Continuous burst read,
IOUT = 0mA; BL = 4, CL = CL (IDD), AL = 0; tCK = tCK (IDD), tRAS = tRAS MAX (IDD),
tRP = tRP (IDD); CKE is HIGH, S# is HIGH between valid commands; Address bus
inputs are switching; Data bus inputs are switching
IDD4R1900 740 640 mA
Burst refresh current:tCK = tCK (IDD); REFRESH command at every tRFC (IDD)
interval; CKE is HIGH, S# is HIGH between valid commands; Other control and
address bus inputs are switching; Data bus inputs are switching
IDD522160 2000 1920 mA
Self refresh current: CK and CK# at 0V; CKE 0.2V; Other control and ad-
dress bus inputs are floating; Data bus inputs are floating
IDD6224 24 24 mA
Operating bank interleave read current: All device banks interleaving
reads; IOUT = 0mA; BL = 4, CL = CL (IDD), AL = tRCD (IDD) - 1 × tCK (IDD); tCK = tCK
(IDD), tRC = tRC (IDD), tRRD = tRRD (IDD), tRCD = tRCD (IDD); CKE is HIGH, S# is
HIGH between valid commands; Address bus inputs are stable during deselects;
Data bus inputs are switching
IDD711420 1380 1320 mA
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
IDD Specifications
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Table 13: DDR2 IDD Specifications and Conditions – 1GB (Die Revision E and G)
Values shown for MT47H64M16 DDR2 SDRAM only and are computed from values specified in the 1Gb (64 Meg x 16) com-
ponent data sheet
Parameter Symbol
-80E/-
800 -667 -53E -40E Units
Operating one bank active-precharge current:tCK = tCK (IDD), tRC =
tRC (IDD), tRAS = tRAS MIN (IDD); CKE is HIGH, S# is HIGH between valid
commands; Address bus inputs are switching; Data bus inputs are switching
IDD01628 568 468 468 mA
Operating one bank active-read-precharge current: IOUT = 0mA; BL =
4, CL = CL (IDD), AL = 0; tCK = tCK (IDD), tRC = tRC (IDD), tRAS = tRAS MIN
(IDD), tRCD = tRCD (IDD); CKE is HIGH, S# is HIGH between valid commands;
Address bus inputs are switching; Data pattern is same as IDD4W
IDD11728 548 508 488 mA
Precharge power-down current: All device banks idle; tCK = tCK (IDD);
CKE is LOW; Other control and address bus inputs are stable; Data bus in-
puts are floating
IDD2P256 56 56 56 mA
Precharge quiet standby current: All device banks idle; tCK = tCK (IDD);
CKE is HIGH, S# is HIGH; Other control and address bus inputs are stable;
Data bus inputs are floating
IDD2Q2600 520 360 320 mA
Precharge standby current: All device banks idle; tCK = tCK (IDD); CKE is
HIGH, S# is HIGH; Other control and address bus inputs are switching; Da-
ta bus inputs are switching
IDD2N2640 560 400 320 mA
Active power-down current: All device banks open; tCK
= tCK (IDD); CKE is LOW; Other control and address bus in-
puts are stable; Data bus inputs are floating
Fast PDN exit
MR[12] = 0
IDD3P2320 240 240 240 mA
Slow PDN exit
MR[12] = 1
80 80 80 80
Active standby current: All device banks open; tCK = tCK (IDD), tRAS =
tRAS MAX (IDD), tRP = tRP (IDD); CKE is HIGH, S# is HIGH between valid com-
mands; Other control and address bus inputs are switching; Data bus
inputs are switching
IDD3N2680 600 480 440 mA
Operating burst write current: All device banks open; Continuous
burst writes; BL = 4, CL = CL (IDD), AL = 0; tCK = tCK (IDD), tRAS = tRAS MAX
(IDD), tRP = tRP (IDD); CKE is HIGH, S# is HIGH between valid commands;
Address bus inputs are switching; Data bus inputs are switching
IDD4W11288 828 748 668 mA
Operating burst read current: All device banks open; Continuous burst
read, IOUT = 0mA; BL = 4, CL = CL (IDD), AL = 0; tCK = tCK (IDD), tRAS = tRAS
MAX (IDD), tRP = tRP (IDD); CKE is HIGH, S# is HIGH between valid com-
mands; Address bus inputs are switching; Data bus inputs are switching
IDD4R11308 908 748 668 mA
Burst refresh current:tCK = tCK (IDD); REFRESH command at every tRFC
(IDD) interval; CKE is HIGH, S# is HIGH between valid commands; Other con-
trol and address bus inputs are switching; Data bus inputs are switching
IDD522240 2160 2000 1920 mA
Self refresh current: CK and CK# at 0V; CKE 0.2V; Other control and
address bus inputs are floating; Data bus inputs are floating
IDD6256 56 56 56 mA
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
IDD Specifications
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Table 13: DDR2 IDD Specifications and Conditions – 1GB (Die Revision E and G) (Continued)
Values shown for MT47H64M16 DDR2 SDRAM only and are computed from values specified in the 1Gb (64 Meg x 16) com-
ponent data sheet
Parameter Symbol
-80E/-
800 -667 -53E -40E Units
Operating bank interleave read current: All device banks interleaving
reads; IOUT = 0mA; BL = 4, CL = CL (IDD), AL = tRCD (IDD) - 1 × tCK (IDD); tCK
= tCK (IDD), tRC = tRC (IDD), tRRD = tRRD (IDD), tRCD = tRCD (IDD); CKE is
HIGH, S# is HIGH between valid commands; Address bus inputs are stable
during deselects; Data bus inputs are switching
IDD711788 1428 1348 1228 mA
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
IDD Specifications
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Serial Presence-Detect
For the latest SPD data, refer to Micron's SPD page: www.micron.com/SPD.
Table 14: SPD EEPROM Operating Conditions
Parameter/Condition Symbol Min Max Units
Supply voltage VDDSPD 1.7 3.6 V
Input high voltage: logic 1; All inputs VIH VDDSPD × 0.7 VDDSPD + 0.5 V
Input low voltage: logic 0; All inputs VIL –0.6 VDDSPD × 0.3 V
Output low voltage: IOUT = 3mA VOL 0.4 V
Input leakage current: VIN = GND to VDD ILI 0.1 3 µA
Output leakage current: VOUT = GND to VDD ILO 0.05 3 µA
Standby current ISB 1.6 4 µA
Power supply current, READ: SCL clock frequency = 100 kHz ICCR 0.4 1 mA
Power supply current, WRITE: SCL clock frequency = 100 kHz ICCW 2 3 mA
Table 15: SPD EEPROM AC Operating Conditions
Parameter/Condition Symbol Min Max Units Notes
SCL LOW to SDA data-out valid tAA 0.2 0.9 µs 1
Time bus must be free before a new transition can start tBUF 1.3 µs
Data-out hold time tDH 200 ns
SDA and SCL fall time tF300 ns 2
SDA and SCL rise time tR300 ns 2
Data-in hold time tHD:DAT 0 µs
Start condition hold time tHD:STA 0.6 µs
Clock HIGH period tHIGH 0.6 µs
Noise suppression time constant at SCL, SDA inputs tI50 µs
Clock LOW period tLOW 1.3 µs
SCL clock frequency tSCL 400 kHz
Data-in setup time tSU:DAT 100 ns
Start condition setup time tSU:STA 0.6 µs 3
Stop condition setup time tSU:STO 0.6 µs
WRITE cycle time tWRC 10 ms 4
Notes: 1. To avoid spurious start and stop conditions, a minimum delay is placed between SCL = 1
and the falling or rising edge of SDA.
2. This parameter is sampled.
3. For a restart condition or following a WRITE cycle.
4. The SPD EEPROM WRITE cycle time (tWRC) is the time from a valid stop condition of a
write sequence to the end of the EEPROM internal ERASE/PROGRAM cycle. During the
WRITE cycle, the EEPROM bus interface circuit is disabled, SDA remains HIGH due to pull-
up resistance, and the EEPROM does not respond to its slave address.
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
Serial Presence-Detect
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Module Dimensions
Figure 3: 200-Pin DDR2 SODIMM
3.8 (0.15)
MAX
Pin 1
67.75 (2.667)
67.45 (2.656)
20.0 (0.787)
TYP
1.8 (0.071)
(2X)
0.6 (0.024)
TYP
0.45 (0.018)
TYP
2.0 (0.079) R
(2X)
Pin 199
Pin 200 Pin 2
Front view
2.0 (0.079)
TYP
6.0 (0.236) TYP
63.6 (2.504)
TYP
1.0 (0.039)
TYP
31.15 (1.187)
29.85 (1.175)
Back view
1.1 (0.043)
0.9 (0.035)
U1 U2 U3 U4
U5 U6
U7
U8 U9
47.4 (1.87)
TYP 11.4 (0.45)
TYP
4.2 (0.165)
TYP
4.0 (0.157) TYP
15.35 (0.6)
TYP
Notes: 1. All dimensions are in millimeters (inches); MAX/MIN or typical (TYP) where noted.
2. The dimensional diagram is for reference only. Refer to the JEDEC MO document for
additional design dimensions.
8000 S. Federal Way, P.O. Box 6, Boise, ID 83707-0006, Tel: 208-368-3900
www.micron.com/productsupport Customer Comment Line: 800-932-4992
Micron and the Micron logo are trademarks of Micron Technology, Inc.
All other trademarks are the property of their respective owners.
This data sheet contains minimum and maximum limits specified over the power supply and temperature range set forth herein.
Although considered final, these specifications are subject to change, as further product development and data characterization some-
times occur.
256MB, 512MB, 1GB (x64, DR) 200-Pin DDR2 SODIMM
Module Dimensions
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