74240 Octal 3-state Schumitt Trigger Bus Inverters

Pin Arrangement

Electrical Characteristics

Propagation Delay

Input	Output	N	LS	ALS	ALS 1000	F	S	AS	AS 1000	HC	HCT	Unit [max]
-	L H	-	14	9	9	8	7	6.5	-	25	25	nS
	H L	-	18	9	9	5.7	7	5.7	-	25	25	nS
	Z H	-	23	13	17	5.7	10	6.4	-	38	38	nS
	Z L	-	30	18	19	10	15	9	-	38	38	nS
	H Z	-	18	10	7	6.3	9	5	-	38	38	nS
	L Z	-	25	12	6	9.5	15	9.5	-	38	38	nS




Input Characteristics

		N	LS	ALS	ALS 1000	F	S	AS	AS 1000	Unit
A	High	-	20	20	20	20	50	20	-	uA
	Low	-	0.2	0.1	0.1	1	0.4	0.5	-	mA
G'	High	-	20	20	20	20	50	20	-	uA
	Low	-	0.2	0.1	0.1	1	2	0.5	-	mA




Output Characteristics

		N	LS	ALS	ALS 1000	F	S	AS	AS 1000	HC	HCT	Unit
Y	High	-	15	15	15	3	15	15	-	6	6	mA
	Low	-	24	24	16	64	64	64	-	6	6	mA
	Low@Z	-	20	20	20	-	50	50	-	5	5	uA
	High@Z	-	20	20	20	-	50	50	-	5	5	uA


테스트 조건:

Reference

입력은 PNP 트랜지스터.
입력 히스테리시스 폭은 400mV.

Home