4020 14-Stage Binary Ripple Counter

Pin Arrangement

Electrical Characteristics

Operating Range

VDD	B	UB	H	74HC	Unit
Min	3	-	-	2	V
Max	18	-	-	6	V




Timming

		4020B				74HC4020
Output		VDD = 5V		VDD = 15V		VDD = 2.0V		VDD = 6.0V		Unit
		typ	max	typ	max	typ	max	typ	max
Rising Time		100	200	40	80	30	75	9	13	nS
Falling Time		100	200	40	80	30	75	9	13	nS
Propagation Delay (CLKQ1)	LH	180	360	65	130	80	210	18	36	nS
	HL	180	360	65	130	80	210	18	36	nS
Propagation Delay (QnQn+1)	LH	100	200	30	60	-	-	-	-	nS
	HL	100	200	30	60	-	-	-	-	nS
Propagation Delay (RESET)		140	280	50	100	72	240	20	41	nS
f		3.5	7	12	24	4	10	24	50	MHz




Output Characteristics

	4020B				74HC4020
Output	VDD = 5V		VDD = 15V		VDD = 4.5V		VDD = 6V		Unit
	min	typ	min	typ	min	typ	min	typ
Low(Sink)	3.2	6.4	24	48	4.0	-	5.2	-	mA
	@ Vo = 0.4V		@ Vo = 1.5V		@ Vo = 0.26V		@ Vo = 0.26V
High(Source)	-0.65	-1.2	-4.3	-8.0	-4.0	-	-5.2	-	mA
	@ Vo = 4.6V		@ Vo = 13.5V		@ Vo = 4.0V		@ Vo = 5.5V
High(Source)	-2.1	-3.9	-	-	-	-	-	-	mA
	@ Vo = 2.5V		-		-		-

Reference

4040 : 12-Stage Binary Ripple Counter