IS61C5128AL Integrated Silicon Solution, Inc., IS61C5128AL Datasheet - Page 13

• Manufacturer Part Number: IS61C5128AL
• Description: 512k X 8 High-speed Cmos Static Ram
• Manufacturer: Integrated Silicon Solution, Inc.

DATA RETENTION WAVEFORM (CE
IS61C5128AL/AS
DATA RETENTION SWITCHING CHARACTERISTICS (LOW POWER) (IS61/64C5128AS)
Note:
Integrated Silicon Solution, Inc. — www.issi.com
Rev. B
03/04/2008
Symbol
1. Typical Values are measured at V
V
I
t
t
DR
SDR
RDR
DR
4.5V
GND
Parameter
V
Data Retention Current
Data Retention Setup Time
Recovery Time
DD
VDD
V
CE
for Data Retention
DR
DD
= 5V, T
IS64C5128AL/AS
A
t
= 25
SDR
Test Condition
See Data Retention Waveform
V
V
See Data Retention Waveform
See Data Retention Waveform
o
DD
IN
C and not 100% tested.
≥ V
= 2.9V, CE ≥ V
CE
CE
CE
CE Controlled)
DD
– 0.2V, or V
DD
IN
– 0.2V
Data Retention Mode
CE ≥ VDD - 0.2V
≤ V
SS
+ 0.2V
typ.
Com.
Auto.
Ind.
(1)
t
RDR
Min.
2.9
t
—
—
—
RC
0
0.2
Max.
5.5
0.8
0.9
—
—
2
Unit
mA
ns
ns
V
13