Oki MSM80C154S, MSM83C154S manual Electrical Characteristics, DC Characteristics, Port 0, ALE, Psen

MSM80C154S/83C154S¡ Semiconductor

ELECTRICAL CHARACTERISTICS

DC Characteristics 1

(VCC=4.0 to 6.0 V, VSS=0 V, Ta=-40 to +85°C)

							Meas-
Parameter	Symbol	Condition	Min.	Typ.	Max.	Unit	uring
							circuit
Input Low Voltage	VIL	—	–0.5	—	0.2 VCC–0.1	V
Input High Voltage	VIH	Except XTAL1, EA,	0.2 VCC+0.9	—	VCC+0.5	V
		and RESET
Input High Voltage	VIH1	XTAL1, RESET and EA	0.7 VCC	—	VCC+0.5	V
Output Low Voltage	VOL	IOL=1.6 mA	—	—	0.45	V
(PORT 1, 2, 3)
Output Low Voltage	VOL1	IOL=3.2 mA	—	—	0.45	V
(PORT 0, ALE, PSEN)
							1
		IOH=–60 mA	2.4	—	—	V
Output High Voltage		VCC=5 V±10%
	VOH
(PORT 1, 2, 3)		IOH=–30 mA	0.75 VCC	—	—	V
		IOH=–10 mA	0.9 VCC	—	—	V
		IOH=–400 mA	2.4	—	—	V
Output High Voltage		VCC=5 V±10%
	VOH1
(PORT 0, ALE, PSEN)		IOH=–150 mA	0.75 VCC	—	—	V
		IOH=–40 mA	0.9 VCC	—	—	V
Logical 0 Input Current/		VI=0.45 V
Logical 1 Output Current/	IIL / IOH		–5	–20	–80	mA
		VO=0.45 V
(PORT 1, 2, 3)							2
Logical 1 to 0 Transition	ITL	VI=2.0 V	—	–190	–500	mA
Output Current (PORT 1, 2, 3)
Input Leakage Current	ILI	VSS < VI < VCC	—	—	±10	mA	3
(PORT 0 floating, EA)
RESET Pull-down Resistance	RRST	—	20	40	125	kW￿	2
Pin Capacitance	CIO	Ta=25°C, f=1 MHz	—	—	10	pF	—
		(except XTAL1)
Power Down Current	IPD	—	—	1	50	mA	4

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