器件名称: W3HG128M64EEUXXXD4SG
功能描述: 1GB - 128Mx64 DDR2 SDRAM UNBUFFERED, SO-DIMM
文件大小: 208.08KB 共14页
简 介:White Electronic Designs
W3HG128M64EEU-D4
ADVANCED*
1GB – 128Mx64 DDR2 SDRAM UNBUFFERED, SO-DIMM
FEATURES
200-pin, Small-Outline DIMM (SO-DIMM), Raw Card "B" Fast data transfer rates: PC2-6400*, PC2-5300*, PC2-4200 and PC2-3200 Utilizes 800*, 667*, 533 and 400 Mb/s DDR2 SDRAM components VCC = VCCQ = 1.8V ± 0.1V VCCSPD = 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 Supports duplicate output strobe (RDQS/RDQS#) Programmable CAS# latency (CL): 3, 4, 5* and 6* Adjustable data-output drive strength On-Die Termination (ODT) Posted CAS# latency: 0, 1, 2, 3 and 4 Serial Presence Detect (SPD) with EEPROM 64ms: 8,192 cycle refresh Gold edge contacts Single Rank RoHS Compliant JEDEC Package option 200 Pin (SO-DIMM) PCB – 29.20mm (1.150") TYP
NOTE: Consult factory for availability of: Vendor source control options Industrial temperature option
DESCRIPTION
The W3HG128M64EEU is a 128Mx64 Double Data Rate 2 SDRAM memory module based on 1Gb DDR2 SDRAM components. The module consists of eight 128Mx8, in FBGA package mounted on a 200 pin SO-DIMM FR4 substrate.
* This product is under development, is not qualied or characterized and is subject to change or cancellation without notice.
OPERATING FREQUENCIES
PC2-6400* Clock Speed CL-tRCD-tRP
* Consult factory for availability
PC2-5300* 333MHz 5-5-5
PC2……
