cxk591000m Sony Electronics, cxk591000m Datasheet - Page 9

• Manufacturer Part Number: cxk591000m
• Description: 131,072-word X 9-bit High Speed Cmos Static Ram
• Manufacturer: Sony Electronics

Data retention waveform
• Low supply voltage data retention waveform (1) (CE1 control)
• Low supply voltage data retention waveform (2) (CE2 control)
Data Retention Characteristics
Data retention
voltage
Data retention
current
Data retention
setup time
Recovery time
1
2
CE1
V
CC
= 5V, Ta = 25°C
Item
Vcc – 0.2V, CE2
4.5V
2.2V
CE1
GND
V
V
V
4.5V
CE2
V
0.4V
GND
CC
CC
DR
DR
Symbol
V
I
I
t
t
CCDR1
CCDR2
CDRS
R
DR
Vcc – 0.2V (CE1 control) or CE2
t
CDRS
V
V
Chip disable to data retention
mode
1
CC
CC
= 3.0V
= 2.0 to 5.5V
t
CDRS
Test conditions
1
Data retention mode
CE1
Data retention mode
1
0 to +70°C
0 to +40°C
+25°C
– 9 –
V
CE2
CC
– 0.2V
0.2V
0.2V (CE2 control)
Min.
2.0
—
—
—
—
0
5
0.8
Typ.
t
0.5
R
—
—
—
—
—
t
R
(Ta = 0 to +70°C)
2
Max.
5.5
1.4
14
24
—
—
3
Unit
CXK591000TM/YM/M
µA
µA
ms
ns
V