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Компоненты Описание
CXK5V8257BTM-70LL Просмотр технического описания (PDF) - Sony Semiconductor
Номер в каталоге
Компоненты Описание
производитель
CXK5V8257BTM-70LL
32768-word × 8-bit High Speed CMOS Static RAM
Sony Semiconductor
CXK5V8257BTM-70LL Datasheet PDF : 9 Pages
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Data retention waveform
• Low supply voltage data retention waveform
t
CDRS
Data retention mode
t
R
V
CC
3.0V
2.0V
V
DR
CE
GND
CE
≥
V
CC –
0.2V
CXK5V8257BTM/BYM/BM
Data Retention Characteristics
Item
Symbol
Test condiitions
Data retention voltage V
DR
CE
≥
V
CC
– 0.2V
Data retention
current
I
CCDR1
V
CC
= 3.0V,
CE
≥
2.8V
0 to +70°C
0 to +40°C
+25°C
I
CCDR2
V
CC
= 2.0 to 3.6V,
CE
≥
V
CC
– 0.2V
Data retention setup
time
t
CDRS
Chip disable to data retention mode
Recovery time
t
R
∗
1
V
CC
= 3.3V, Ta = 25°C
(Ta = 0 to +70°C)
Min. Typ. Max. Unit
2.0 — 3.6 V
——
3
— — 0.6 µA
— 0.1 0.3
— 0.12
∗
1
3.5 µA
0
— — ns
5
— — ms
–7–
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