74273 Octal D-type Flip-Flop with Clear

Pin Arrangement

Electrical Characteristics

Propagation Delay

	Input	Output	N	LS	ALS	ALS 1000	F	S	AS	AS 1000	HC	HCT	Unit [max]
fmax	Clock	-	30	30	35	-	-	-	-	-	21	-	MHz(min)
tw			16.5	20	14	-	-	-	-	-	20	-	nS(min)
tsu	D		20	20	10	-	-	-	-	-	25	-	nS(min)
thold			5	5	0	-	-	-	-	-	0	-	nS(min)
trec	Clear		25	25	-	-	-	-	-	-	25	-	nS(min)
tpd		Q	27	27	18	-	-	-	-	-	40	-	nS(max)
	Clock		27	27	15	-	-	-	-	-	40	-	nS(max)




Input Characteristics

		N	LS	ALS	ALS 1000	F	S	AS	AS 1000	Unit
Clock, D	High	40	20	20	-	-	-	-	-	uA
	Low	1.6	0.4	0.1	-	-	-	-	-	mA
Clear	High	80	20	20	-	-	-	-	-	uA
	Low	3.2	0.4	0.1	-	-	-	-	-	mA




Output Characteristics

		N	LS	ALS	ALS 1000	F	S	AS	AS 1000	HC	HCT	Unit
Q	High	0.8	0.4	2.6	-	-	-	-	-	4	-	mA
	Low	16	8	24	-	-	-	-	-	4	-	mA

Reference

t_su는 clock이 상승하기 전의 data 안정시간
t_hold는 clock이 상승한 후 data 안정시간
t_rec는 clear 신호 이후의 clock 입력 가능시간