IBM EM78P447N manual Absolute Maximum Ratings, Dc Electrical Characteristics

EM78P447N

8-Bit Microcontroller with OTP ROM

5 ABSOLUTE MAXIMUM RATINGS
	Items		Rating
	Temperature under bias	-40°C	to	85°C
	Storage temperature	-65°C	to	150°C
	Input voltage	VSS-0.3V	to	VDD+0.5V
	Output voltage	VSS-0.3V	to	VDD+0.5V
	Operating Frequency (2clk)	32.768KHz	to	20MHz
	Operating Voltage	2.5V	to	5.5V

6		DC ELECTRICAL CHARACTERISTICS
		6.1	DC Electrical Characteristic
			(Ta= 25 °C, VDD= 5.0V±5%, VSS= 0V )
	Symbol		Parameter	Condition		Min	Typ.	Max	Unit
		FXT	XTAL: VDD to 3V	Two cycle with two clocks		DC		8.0	MHz
			XTAL: VDD to 5V	Two cycle with two clocks		DC		20.0	MHz
		ERC	ERC: VDD to 5V	R: 5.1KΩ, C: 100 pF		F±30%	950	F±30%	KHz
		IIL	Input Leakage Current for	VIN = VDD, VSS				±1	∝A
			input pins
		VIH1	Input High Voltage (VDD=5V)	Ports 5, 6,7		2.0			V
		VIL1	Input Low Voltage (VDD=5V)	Ports 5, 6,7				0.8	V
		VIHT1	Input High Threshold Voltage	/RESET, TCC,INT		2.0			V
			(VDD=5V)
		VILT1	Input Low Threshold Voltage	/RESET, TCC,INT				0.8	V
			(VDD=5V)
		VIHX1	Clock Input High Voltage	OSCI		3.5			V
			(VDD=5V)
		VILX1	Clock Input Low Voltage	OSCI				1.5	V
			(VDD=5V)
		VIH2	Input High Voltage (VDD=3V)	Ports 5, 6,7		1.5			V
		VIL2	Input Low Voltage (VDD=3V)	Ports 5, 6,7				0.4	V
		VIHT2	Input High Threshold Voltage	/RESET, TCC,INT		1.5			V
			(VDD=3V)
		VILT2	Input Low Threshold Voltage	/RESET, TCC,INT				0.4	V
			(VDD=3V)
		VIHX2	Clock Input High Voltage	OSCI		2.1			V
			(VDD=3V)
		VILX2	Clock Input Low Voltage	OSCI				0.9	V
			(VDD=3V)
		VOH1	Output High Voltage	IOH = -10.0 mA		2.4			V
			(Ports 5, 6, 7)
		VOL1	Output Low Voltage	IOL = 9.0 mA				0.4	V
			(Ports 5, 6)
		VOL2	Output Low Voltage	IOL = 14.0 mA				0.4	V
			(Port7)
		IPH	Pull-high current	Pull-high active, input pin at		-50	-100	-240	∝A
				VSS
				All input and I/O pins at VDD,
		ISB1	Power down current	output pin floating, WDT				1	∝A
				disabled
34 •					Product Specification (V1.1) 03.30.2005

(This specification is subject to change without further notice)