74374 Octal D-type F.F's with 3-State

Pin Arrangement

Electrical Characteristics

Timming Characteristics

	Input		Output	N	LS	ALS	ALS 1000	F	S	AS	AS 1000	HC	HCT	Unit [max]
fmax	CLK		-	-	35	35	-	70	75	125	-	24	24	MHz(min)
tw				-	15	14	-	7	7.3	4	-	20	20	nS(min)
tsu	D			-	20	10	-	2	5	2	-	25	25	nS(min)
thold				-	0	0	-	2	2	2	-	5	5	nS(min)
tpd	CLK		Q	-	28	16	-	10	17	9	-	45	45	nS(min)
	OE	X Z		-	28	18	-	8	18	6	-	38	37	nS(max)
		Z X		-	28	18	-	12.5	18	10	-	38	37	nS(max)
tw : 펄스의 폭 tsu : clock이 상승하기 전의 data 안정시간 thold : clock이 상승한 후 data 안정시간 tpd : 전달 지연 시간




Input Characteristics

		N	LS	ALS	ALS 1000	F	S	AS	AS 1000	Unit
OE, CLK	High	-	20	20	-	20	50	20	-	uA
	Low	-	0.4	0.2	-	0.6	0.025	0.5	-	mA
D	High	-	20	20	-	20	50	20	-	uA
	Low	-	0.9	0.2	-	0.6	0.025	0.2	-	mA




Output Characteristics

		N	LS	ALS	ALS 1000	F	S	AS	AS 1000	HC	HCT	Unit
Q	High	-	2.6	2.6	-	3	6.5	15	-	6	6	mA
	Low	-	24	24	-	20	20	48	-	6	6	mA
	Low@Z	-	20	20	-	20	50	50	-	5	5	uA
	High@Z	-	20	20	-	3	50	50	-	5	5	uA

Reference

74273, 74364, 74534, 74574