WV3EG265M72EFSU-D4
WV3EG265M72EFSU-D4 is 1GB - 2x64Mx72 DDR SDRAM manufactured by White Electronic Designs.
FEATURES
Unbuffered 200-pin (SO-DIMM), small-outline, dualin-line module Fast data transfer rate: PC-2100, and PC-2700 Clock speeds of 133MHz, and 166MHz Supports ECC error detection and correction VCC = VCCQ = +2.5V ± 0.2V(133 and 166MHz) Bi-directional data strobes (DQS) Differential clock inputs (CK & CK#) Programmable Read Latency: DDR 266 (2, 2.5 clock), DDR333 (2.5 clock) Programmable Burst Length (2, 4, 8) Programmable Burst type (sequential & interleave) Edge aligned data output, center aligned data input Auto and self refresh, 7.8µs refresh interval (8K/64ms refresh) Serial presence detect (SPD) with EEPROM Dual Rank Leaded & lead-free/Ro HS pliant Gold edge contacts JEDEC standard 200 pin, small-outline, SO-DIMM package ..
- PCB height option: 31.75 mm (1.25”)
- This product is under development, is not qualified or characterized and is subject to change or cancellation without notice.
DESCRIPTION
The WV3EG265M72EFSU is a 2x64Mx72 Double Data Rate SDRAM memory module based on 512Mb DDR SDRAM ponents. The module consists of eighteen 64Mx8 DDR SDRAMs in FBGA packages mounted on a 200 pin FR4 substrate.
NOTE: Consult factory for availability of:
- Ro HS pliant products
- Vendor source control options
- Industrial temperature option
OPERATING FREQUENCIES
DDR333@CL=2.5 Clock Speed CL-t RCD-t RP 166MHz 2.5-3-3 DDR266@CL=2 133MHz 2-2-2 DDR266@CL=2.5 133MHz 2.5-3-3
May 2006 Rev. 0
White Electronic Designs Corporation
- (602) 437-1520
- .wedc.
White Electronic Designs
PIN CONFIGURATION
PIN# SYMBOL PIN# SYMBOL PIN# SYMBOL PIN# SYMBOL 51 VSS 101 A9 151 DQ42 1 VREF 2 VREF 52 VSS 102 A8 152 DQ46 53 DQ19 103 VSS 153 DQ43 3 VSS 4 VSS 54 DQ23 104 VSS 154 DQ47 5 DQ0 55 DQ24 105 A7 155 VCC 6 DQ4 56 DQ28 106 A6 156 VCC 7 DQ1 57 VCC 107 A5 157 VCC 8 DQ5 58 VCC 108 A4 158 NC 9 VCC 59 DQ25 109 A3 159 VSS 10 VCC 60 DQ29 110 A2 160 NC 11 DQS0 61 DQS3 111 A1 161 VSS 12 DM0 62 DM3 112 A0 162 VSS 13 DQ2 63 VSS 113 VCC 163 DQ48 14 DQ6 64 VSS 114 VCC 164 DQ52 65 DQ26 115 A10 165...
