W9425G6EH-5 Winbond Electronics, W9425G6EH-5 Datasheet - Page 52

• 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

11.26 Self Refresh Entry and Exit Timing
Note: If the clock frequency is changed during self refresh mode, a DLL reset is required upon exit.
CLK
CLK
CMD
CKE
PREA
SELF
Entry
NOP
t
RP
t
IH
SELF
t
Entry
IS
SELFX
Exit
t
XSNR
NOP
- 52 -
t
ACT
XSRD
NOP
t
IH
SELEX
t
IS
Publication Release Date:Dec. 03, 2008
Exit
READ
NOP
NOP
W9425G6EH
CMD
Revision A08