Oki MSM80C154S - Manual (Page 23)

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MSM80C154S/83C154S ¡ Semiconductor
ABSOLUTE MAXIMUM RATINGS
Parameter Symbol Condition Rating Unit
Supply voltage
Input voltage
Storage temperature
V
CC
Ta=25°C –0.5 to 7 V
V
I
Ta=25°C –0.5 to V
CC
+0.5 V
T
STG
— –55 to +150 °C
RECOMMENDED OPERATING CONDITIONS
Parameter Symbol Condition Range Unit
Power supply voltage
Memory retension voltage
Oxcillation frequency
V
CC
See below 2.0 to 6.0 V
V
CC
f
OSC
=0 Hz (Oscillation stop) 2.0 to 6.0 V
f
OSC
See below 1 to 24 MHz
External clock operating
frequency
Ambient temperature
f
EXTCLK
See below 0 to 24 MHz
Ta — –40 to +85 °C
*1 Depends on the specifications for the oscillator or ceramic resonater.
12
5
4
3
2
1
0.5
2 3 4 5 6
Power Supply Voltage (V
CC
)
12
6
3
1
2.2
0.6
24
20
t CY
(m
s)
f OSC
f EXTCLK
(MHz)