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¡ SemiconductorMSM80C154S/83C154S
ELECTRICAL CHARACTERISTICS
DC Characteristics 1
Meas-
uring
circuit
0.2 V
CC
–0.1
Parameter Symbol Condition Min. Typ. Max. Unit
Input Low Voltage V
IL
— –0.5 — V
V
CC
+0.5
Input High Voltage V
IH
Except XTAL1, EA,
0.2 V
CC
+0.9 — V
and RESET
V
CC
+0.5
Input High Voltage V
IH1
XTAL1, RESET and EA 0.7 V
CC
—V
0.45
Output Low Voltage
V
OL
I
OL
=1.6 mA — — V
(PORT 1, 2, 3)
0.45
Output Low Voltage
V
OL1
I
OL
=3.2 mA — — V
(PORT 0, ALE, PSEN)
—
Output High Voltage
V
OH
I
OH
=–60 mA
2.4 — V
(PORT 1, 2, 3)
V
CC
=5 V±10%
—
I
OH
=–30 mA 0.75 V
CC
—V
—
I
OH
=–10 mA 0.9 V
CC
—V
—
Output High Voltage
V
OH1
I
OH
=–400 mA
2.4 — V
(PORT 0, ALE, PSEN)
V
CC
=5 V±10%
—
I
OH
=–150 mA 0.75 V
CC
—V
—
I
OH
=–40 mA 0.9 V
CC
—V
–80
Logical 0 Input Current/
Logical 1 Output Current/
(PORT 1, 2, 3)
I
IL
/ I
OH
V
I
=0.45 V
–5 –20 mA
V
O
=0.45 V
–500
Logical 1 to 0 Transition
I
TL
V
I
=2.0 V — –190 mA
Output Current (PORT 1, 2, 3)
125
RESET Pull-down Resistance R
RST
—2040 kW
10
Pin Capacitance C
IO
Ta=25°C, f=1 MHz
—— pF
(except XTAL1)
50
Power Down Current I
PD
—1 mA
1
2
2
4
3
±10
Input Leakage Current
I
LI
V
SS
< V
I
< V
CC
—— mA
(PORT 0 floating, EA)
(V
CC
=4.0 to 6.0 V, V
SS
=0 V, Ta=-40 to +85°C)
—
—