SRAM
AS5C4008
Austin Semiconductor, Inc.
LOW VCC DATA RETENTION WAVEFORM
DATA RETENTION MODE
>2V
VDR
4.5V
4.5V
Vcc
tCDR
tCDR
tR
tR
VIH
CE\
VDR
V
IL
READ CYCLE NO. 1 8, 9
(Write Enabled Controlled)
tRC
tRC
VALID
ADDRESS
DQ
tAA
tAA
tOH
tOH
PREVIOUS DATA VALID
DATA VALID
READ CYCLE NO. 2 7, 8, 10
(Write Enabled Controlled)
tRC
tRC
CE\
tAOE
tAOE
tHZOE
tHZOE
tLZOE
tLZOE
OE\
DQ
Icc
tLZCE
tLZCE
tACE
tHZCE
tHZCE
tACE
DATA VALID
tPU
tPU
tP
D
tPD
Austin Semiconductor, Inc. reserves the right to change products or specifications without notice.
AS5C4008
Rev. 5.5 12/01
6