CXK581000ATM/AYM/AM/AP
Data Retention Waveform
•
Low supply voltage data retention waveform (1) : CE1 control
t
CDRS
V
CC
4.5V
2.2V
V
DR
CE1
GND
CE1 ≥ V – 0.2V
CC
Data retention mode
t
R
•
Low supply voltage data retention waveform (2) : CE2 control
Data retention mode
V
CC
4.5V
CE2
V
DR
0.4V
GND
t
CDRS
t
R
CE2 ≤ 0.2V
Data Retention Characteristics
Item
Data retention voltage
Symbol
V
DR
∗
1
LL
∗
2
I
CCDR1
Data retention current
V
CC
= 3.0V
∗
1
SL
∗
3
∗
2
∗
1
LL
V
CC
= 2.0V to 5.5V
SL
∗
3
Chip disable to data retention mode
0 to +70°C
0 to +40°C
+25°C
0 to +70°C
0 to +40°C
+25°C
Test conditions
Min.
2.0
—
—
—
—
—
—
—
—
0
5
(Ta = 0 to +70°C)
Typ.
—
—
—
0.4
—
—
0.15
0.7
0.3
—
—
Max.
5.5
12
2.4
1.2
4
0.8
0.3
20
12
—
—
ns
ms
µA
Unit
V
I
CCDR2
Data retention setup
time
Recovery time
t
CDRS
t
R
Note)
∗
1 CE1
≥
V
CC
– 0.2V, CE2
≥
V
CC
– 0.2V [CE1 Control] or CE2
≤
0.2V [CE2 Control]
∗
2 For -55LL/70LL/10LL
∗
3 For -55SL/70SL/10SL
–8–
SONY [ SONY CORPORATION ]
