'97.4.7
MITSUBISHI LSIs
M5M5256DFP,VP,RV -10VLL-I,-12VLL-I,-15VLL-I,
-10VXL-I,-12VXL-I,-15VXL-I
262144-BIT (32768-WORD BY 8-BIT) CMOS STATIC RAM
POWER DOWN CHARACTERISTICS
(1) ELECTRICAL CHARACTERISTICS (Ta = -40~85°C, Vcc=2.7~3.6V, unless otherwise noted)
Symbol
Parameter
Vcc (PD) Power down supply voltage
VI (/S)
Chip select input /S
Icc (PD) Power down supply current
Test conditions
Limits
Min Typ Max
Unit
2
V
2
V
Vcc = 3V,/S≥Vcc-0.2V,
Other inputs=0~Vcc
-VLL
-VXL
20
(Note 7)
uA
0.05
4
(Note 8)
Note7: ICC (PD) = 1uA in case of Ta = 25°C
Note8: ICC (PD) = 0.2uA in case of Ta = 25°C
(2) TIMING REQUIREMENTS (Ta = -40~85°C, Vcc=2.7~3.6V, unless otherwise noted )
Symbol
tsu (PD)
trec (PD)
Parameter
Power down set up time
Power down recovery time
Test conditions
Limits
Min Typ Max
Unit
0
ns
tCR
ns
(3) POWER DOWN CHARACTERISTICS
/S control mode
Vcc
tsu (PD)
2.7V
2.7V
trec (PD)
2.0V
/S
/S≥Vcc-0.2V
2.0V
MITSUBISHI
ELECTRIC
7