74151 8 to 1 Line Data Selector

Pin Arrangement

Truth Table

INPUTS				OUTPUTS
SELECT			G'	Y	W
C	B	A
X L L L L H H H H	X L L H H L L H H	X L H L H L H L H	H L L L L L L L L	L D0 D1 D2 D3 D4 D5 D6 D7	H D0' D1' D2' D3' D4' D5' D6' D7'

Electrical Characteristics

Propagation Delay

Input	Output	N	LS	ALS	ALS 1000	F	S	AS	AS 1000	HC	HCT	Unit [max]
Data	Y	27	32	15	-	11	12	11	-	49	-	nS
	W	14	21	15	-	7	7	6.5	-	46	-	nS
Select	Y	28	43	24	-	15	18	15	-	63	-	nS
	W	30	32	24	-	9	15	12	-	51	-	nS
G'	Y	33	42	19	-	13	18	14	-	35	-	nS
	W	23	30	23	-	10	13	10	-	32	-	nS




Input Characteristics

		N	LS	ALS	ALS 1000	F	S	AS	AS 1000	Unit
Select	H	40	20	40	-	20	50	40	-	uA
	L	1.6	0.4	1	-	0.6	2	0.6	-	mA
etc.	H	40	20	20	-	20	50	40	-	uA
	L	1.6	0.4	0.5	-	0.6	2	0.6	-	mA




Output Characteristics

		N	LS	ALS	ALS 1000	F	S	AS	AS 1000	HC	HCT	Unit
All outputs	H	0.8	0.4	2.6	-	1	1	15	-	4	-	mA
	L	16	8	24	-	20	20	48	-	4	-	mA

Reference

74152, 74153