Revision-A0.2E 29.Jan.'99
M5M5V208AKV/KR
MITSUBISHI LSIs
PRELIMINARY
Notice: This is not a final specification.
Some parametric limits are subject to change
2097152-BIT (262144-WORD BY 8-BIT) CMOS STATIC RAM
POWER DOWN CHARACTERISTICS
(1) ELECTRICAL CHARACTERISTICS
Symbol
Parameter
Test conditions
Limits
Min Typ Max Unit
Vcc (PD) Power down supply voltage
2
V
VI (S1)
VI (S2)
Chip select input S1
Chip select input S2
2.0
V
0.2 V
Vcc=3.0V
-L
50
Icc (PD)
1) S2 ≤ 0.2V,other inputs=0 ~ Vcc -H ~+25°C
Power down supply current
or
-HW ~+40°C
2) S1 ≥ Vcc-0.2V,S2 ≥ Vcc-0.2V -HI ~+70°C
other inputs=0 ~ Vcc
-HW / I ~+85°C
0.3 1
3
µA
8
24
(2) TIMING REQUIREMENTS
Symbol
Parameter
tsu (PD)
trec (PD)
Power down set up time
Power down recovery time
Test conditions
Limits
Min Typ Max
Unit
0
ns
5
ms
(3) POWER DOWN CHARACTERISTICS
S1 control mode
Vcc
t su (PD)
2.7V
2.7V
2.2V
S1
S2 control mode
Vcc
S2
t su (PD)
S1 ≥ Vcc - 0.2V
2.7V
2.7V
0.2V
S2 ≤ 0.2V
t rec (PD)
2.2V
t rec (PD)
0.2V
MITSUBISHI ELECTRIC
7