WV3EG6437S-D4
WV3EG6437S-D4 is 256MB - 2x16Mx64 DDR SDRAM SO-DIMM manufactured by White Electronic Designs.
FEATURES
Unbuffered Double-data-rate architecture DDR300 and DDR400
- JEDEC design specifications Bi-directional data strobes (DQS) Differential clock inputs (CK & CK#) Programmable Read Latency 2.5, 3 Programmable Burst Length (2,4,8) Programmable Burst type (sequential & interleave) Edge aligned data output, center aligned data input Auto and self refresh, (8K/64ms Refresh) Serial presence detect with EEPROM Dual Rank Power Supply: VCC = VCC: 2.5V ± 0.2V (DDR300) VCC = VCCQ: 2.6V ± 0.1V (DDR400) JEDEC standard 200 pin SO-DIMM package
- Package height options: D4: 31.75mm (1.25") TYP
NOTE: Consult factory for availability of:
- Ro HS pliant products ..
- Vendor source control options
- Industrial temperature option
- This product is under development, is not qualified or characterized and is subject to change without notice.
DESCRIPTION
The WV3EG6437S is a 2x16Mx64 Double Data Rate SDRAM memory module based on 256Mb DDR SDRAM ponents. The module consists of eight 16Mx16 DDR SDRAMs in 66 pin TSOP package mounted on a 200 Pin FR4 substrate.
OPERATING FREQUENCIES
DDR400@CL=3 Clock Speed CL-t RCD-t RP 200MHz 3-3-3 DDR333@CL=2.5 166MHz 2.5-3-3
White Electronic Designs Corp. reserves the right to change products or specifications without notice. June 2006 Rev. 0 1 White Electronic Designs Corporation
- (602) 437-1520
- .wedc.
White Electronic Designs
PIN CONFIGURATIONS
Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Symbol VREF VREF VSS VSS DQ0 DQ4 DQ1 DQ5 VCC VCC DQS0 DM0 DQ2 DQ6 VSS VSS DQ3 DQ7 DQ8 DQ12 VCC VCC DQ9 DQ13 DQS1 DM1 VSS VSS DQ10 DQ14 Pin 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 Symbol VSS VSS DQ19 DQ23 DQ24 DQ28 VCC VCC DQ25 DQ29 DQS3 DM3 VSS VSS DQ26 DQ30 DQ27 DQ31 VCC VCC NC NC NC NC VSS VSS NC NC NC NC VCC VCC NC NC NC NC VSS VSS NC VSS NC VCC VCC VCC CKE1 CKE0 NC NC A12 A11 Pin 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123...
