W9425G6EH-5 Winbond Electronics, W9425G6EH-5 Datasheet - Page 23

• Manufacturer Part Number: W9425G6EH-5
• Description: IC DDR-400 SDRAM 256MB 66TSSOPII
• Manufacturer: Winbond Electronics

Specifications of W9425G6EH-5

• Format - Memory: RAM
• Memory Type: DDR SDRAM
• Memory Size: 256M (16Mx16)
• Speed: 250MHz
• Interface: Parallel
• Voltage - Supply: 2.3 V ~ 2.7 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 66-TSOPII
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8.4
Simplified Stated Diagram
APPLIED
POWER
Write
Write A
POWERDOWN
REGISTER
POWER
ACTIVE
Write A
MODE
Write
SET
ON
Write
PD
MRS/EMRS
Write A
PRE
PDEX
PRE
- 23 -
CHARGE
ACTIVE
ROW
IDLE
PRE
PRE
ACT
Read
SREF
Read A
PDEX
PRE
Read A
AREF
PD
SREFX
Read
Publication Release Date:Dec. 03, 2008
BST
REFRESH
REFRESH
POWER
Read A
DOWN
AUTO
SELF
Read
Read A
W9425G6EH
Command Sequence
Automatic Sequence
Read
Revision A08