Product Summary

The W9425G6EH-5 is a CMOS Double Data Rate synchronous dynamic random access memory (DDR SDRAM), organized as 4,194,304 words × 4 banks × 16 bits. The W9425G6EH-5 delivers a data bandwidth of up to 500M words per second (-4). To fully comply with the personal computer industrial standard, the W9425G6EH-5 is sorted into the following speed grades: -4, -5, -5I, -6 and -6I. The -4 is compliant to the DDR500/CL3 and CL4 specification.

Parametrics

W9425G6EH-5 absolute maximum ratings: (1)Voltage on any pin relative to VSS, VIN, VOUT: -0.3 ~ VDDQ + 0.3 V; (2)Voltage on VDD/VDDQ supply relative to VSS, VDD, VDDQ: -0.3 ~ 3.6 V; (3)Operating Temperature (-4/-5), TOPR: 0 ~ 70℃; (4)Operating Temperature (-5I/-6I), TOPR: -40 ~ 85℃; (5)Storage Temperature, TSTG: -55 ~ 150℃; (6)Soldering Temperature (10s), TSOLDER: 260℃; (7)Power Dissipation, PD: 1 W; (8)Short Circuit Output Current, IOUT: 50 mA.

Features

W9425G6EH-5 features: (1)2.5V ±0.2V Power Supply for DDR333/400; (2)2.6V ±0.1V Power Supply for DDR500; (3)Up to 250 MHz Clock Frequency; (4)Double Data Rate architecture; two data transfers per clock cycle; (5)Differential clock inputs (CLK and CLK ); (6)DQS is edge-aligned with data for Read; center-aligned with data for Write; (7)CAS Latency: 2, 2.5, 3 and 4; (8)Burst Length: 2, 4 and 8; (9)Auto Refresh and Self Refresh; (10)Precharged Power Down and Active Power Down; (11)Write Data Mask; (12)Write Latency = 1; (13)7.8µS refresh interval (8K/64 mS refresh); (14)Maximum burst refresh cycle: 8; (15)Interface: SSTL_2; (16)Packaged in TSOP II 66-pin, using Lead free materials with RoHS compliant .

Diagrams

W9425G6EH-5 block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
W9425G6EH-5
W9425G6EH-5


IC DDR-400 SDRAM 256MB 66TSSOPII

Data Sheet

Negotiable 
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
W942508BH
W942508BH

Other


Data Sheet

Negotiable 
W942508CH
W942508CH

Other


Data Sheet

Negotiable 
W942516CH
W942516CH

Other


Data Sheet

Negotiable 
W9425G6EH-5
W9425G6EH-5


IC DDR-400 SDRAM 256MB 66TSSOPII

Data Sheet

Negotiable 
W9425G6JH-5I
W9425G6JH-5I


IC DDR SDRAM 256MBIT 66TSOPII

Data Sheet

0-1: $1.66
1-10: $1.49
10-25: $1.47
25-50: $1.46
50-100: $1.31
100-250: $1.26
250-500: $1.26
500-1000: $1.17
1000-2500: $1.15
W942516BH
W942516BH

Other


Data Sheet

Negotiable