is61lv2568l Integrated Silicon Solution, Inc., is61lv2568l Datasheet - Page 9

• Manufacturer Part Number: is61lv2568l
• Description: 256k X 8 High-speed Cmos Static Ram
• Manufacturer: Integrated Silicon Solution, Inc.

IS61LV2568L
AC WAVEFORMS
WRITE CYCLE NO. 1
Integrated Silicon Solution, Inc. — www.issi.com —
Rev. D
04/28/08
Note:
1. The internal Write time is defined by the overlap of CE = LOW and WE = LOW. All signals must be in valid states to initiate a
Write, but any can be deasserted to terminate the Write. The Data Input Setup and Hold timing is referenced to the rising or
falling edge of the signal that terminates the Write.
ADDRESS
D
OUT
WE
D
CE
IN
(1,2)
DATA UNDEFINED
t
SA
(CE Controlled, OE = HIGH or LOW)
t
HZWE
t
VALID ADDRESS
AW
t
t
1-800-379-4774
PWE1
PWE2
t
t
SCE
WC
HIGH-Z
t
SD
DATA
IN
VALID
t
HD
t
LZWE
t
HA
CE_WR1.eps
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