Products and specifications discussed herein are subject to change by Micron without notice.
256MB, 512MB, 1GB: (x64, SR) 200-Pin DDR2 SDRAM SODIMM
Features
PDF: 09005aef80eec96e/Source: 09005aef80eec946 Micron Technology, Inc., reserves the right to change products or specifications without notice.
HTF8C32_64_128x64HG.fm - Rev. E 6/08 EN
1 ©2004 Micron Technology, Inc. All rights reserved.
DDR2 SDRAM SODIMM
MT8HTF3264H(I) – 256MB
MT8HTF6464H(I) – 512MB
MT8HTF12864H(I) – 1GB
For component data sheets, refer to Micron’s Web site: www.micron.com/products/dram/ddr2
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),
1GB (128 Meg x 64)
•V
DD = VDDQ = +1.8V
•V
DDSPD = +1.7V to +3.6V
• JEDEC standard 1.8V I/O (SSTL_18-compatible)
• Differential data strobe (DQS, DQS#) option
• Four-bit prefetch architecture
• DLL to align DQ and DQS transitions with CK
• Multiple internal device banks for concurrent
operation
• Programmable CAS# latency (CL)
• Posted CAS# additive latency (AL)
• WRITE latency = READ latency - 1
t
CK
• Programmable burst lengths: 4 or 8
• Adjustable data-output drive strength
• 64ms, 8,192-cycle refresh
• On-die termination (ODT)
• Serial presence detect (SPD) with EEPROM
• Gold edge contacts
• Single rank
Figure 1: 200-pin SODIMM (MO-224 R/C “B”)
Notes: 1. Industrial temperatures apply to DRAM only.
2. Contact Micron for product availability.
3. CL = CAS (READ) latency
4. Not available in 256MB density
Options Marking
• Operating temperature
•Commercial (0°C ≤ T
C
≤ +85°C)
• Industrial (–40°C ≤ T
C
≤ +95°C)
1,2
I
•Package
– 200-pin SODIMM (Pb-free) Y
• Frequency/CAS latency
3
– 2.5ns @ CL = 5 (DDR2-800)
4
-80E
– 2.5ns @ CL = 6 (DDR2-800)
4
-800
– 3ns @ CL = 5 (DDR2-667) -667
– 3.75ns @ CL = 4 (DDR2-533) -53E
– 5.0ns @ CL = 3 (DDR2-400) -40E
•PCB Height
– 30mm (1.18in)
Height 30mm (1.18in)
Table 1: Key Timing Parameters
Speed
Grade
Industry
Nomenclature
Data Rate (MT/s)
t
RCD
(ns)
t
RP
(ns)
t
RC
(ns)CL = 6 CL = 5 CL = 4 CL = 3
-80E PC2-6400 – 800 533 – 12.5 12.5 55
-800 PC2-6400 800 667 533 – 15 15 55
-667 PC2-5300 – 667 533 400 15 15 55
-53E PC2-4200 – – 533 400 15 15 55
-40E PC2-3200 – – 400 400 15 15 55