STC62WV25616 STC, STC62WV25616 Datasheet - Page 4

• Manufacturer Part Number: STC62WV25616
• Description: Very Low Power/Voltage CMOS SRAM 256K X 16 bit
• Manufacturer: STC

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R0201-STC62WV25616
1. Vcc = 1.5V, T
2. t
3. I
DATA RETENTION CHARACTERISTICS
LOW V
SYMBOL
RC
cc
Vcc
CE
DR
I
V
t
= Read Cycle Time
CCDR
CDR
t
DR
R
_
MAX.
STC
(3)
CC
is 0.8uA at T
DATA RETENTION WAVEFORM
A
Vcc for Data Retention
Data Retention Current
Chip Deselect to Data
Retention Time
Operation Recovery Time
= + 25
PARAMETER
O
C
A
=70
O
C.
V
IH
t
Vcc
CDR
CE ≧ Vcc - 0.2V
V
CE ≧ Vcc - 0.2V
V
See Retention Waveform
IN
IN
DataSheet4U.com
≧ Vcc - 0.2V or V
≧ Vcc - 0.2V or V
( TA = -40 to + 85
TEST CONDITIONS
( CE Controlled )
4
Data Retention Mode
CE
V
≥
DR
Vcc - 0.2V
IN
IN
≥
1.5V
o
≦ 0.2V
≦ 0.2V
C )
MIN. TYP.
T
1.5
RC
--
Vcc
0
STC62WV25616
(2)
t
R
V
IH
0.3
--
--
--
(1)
MAX.
1.3
--
--
--
Revision 2.1
Jan.
UNITS
uA
ns
ns
V
2004