Datasheet Texas Instruments CD74HCT257 — 数据表

制造商	Texas Instruments
系列	CD74HCT257

具有同相三态输出的高速CMOS逻辑四路2输入多路复用器

数据表

PDF, 451 Kb, 修订版: D, 档案已发布: Oct 16, 2003

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	CD74HCT257E	CD74HCT257EE4	CD74HCT257M	CD74HCT257M96	CD74HCT257M96G4	CD74HCT257MG4
Lifecycle Status	Active (Recommended for new designs)	Active (Recommended for new designs)	Active (Recommended for new designs)	Active (Recommended for new designs)	Active (Recommended for new designs)	Active (Recommended for new designs)
Manufacture's Sample Availability	No	No	No	No	No	Yes

	CD74HCT257E	CD74HCT257EE4	CD74HCT257M	CD74HCT257M96	CD74HCT257M96G4	CD74HCT257MG4
N	1	2	3	4	5	6
Pin	16	16	16	16	16	16
Package Type	N	N	D	D	D	D
Industry STD Term	PDIP	PDIP	SOIC	SOIC	SOIC	SOIC
JEDEC Code	R-PDIP-T	R-PDIP-T	R-PDSO-G	R-PDSO-G	R-PDSO-G	R-PDSO-G
Package QTY	25	25	40	2500	2500	40
Carrier	TUBE	TUBE	TUBE	LARGE T&R	LARGE T&R	TUBE
Device Marking	CD74HCT257E	CD74HCT257E	HCT257M	HCT257M	HCT257M	HCT257M
Width (mm)	6.35	6.35	3.91	3.91	3.91	3.91
Length (mm)	19.3	19.3	9.9	9.9	9.9	9.9
Thickness (mm)	3.9	3.9	1.58	1.58	1.58	1.58
Pitch (mm)	2.54	2.54	1.27	1.27	1.27	1.27
Max Height (mm)	5.08	5.08	1.75	1.75	1.75	1.75
Mechanical Data	下载	下载	下载	下载	下载	下载

Parameters / Models	CD74HCT257E	CD74HCT257EE4	CD74HCT257M	CD74HCT257M96	CD74HCT257M96G4	CD74HCT257MG4
Bandwidth, MHz	28	28	28	28	28	28
Bits	2	2	2	2	2	2
Number of Channels	4	4	4	4	4	4
Configuration	2:1	2:1	2:1	2:1	2:1	2:1
Digital input leakage(Max), uA	5	5	5	5	5	5
ESD Charged Device Model, kV	0.75	0.75	0.75	0.75	0.75	0.75
ESD HBM, kV	2	2	2	2	2	2
F @ Nom Voltage(Max), Mhz	25	25	25	25	25	25
Function	Encoder/Multiplexer	Encoder/Multiplexer	Encoder/Multiplexer	Encoder/Multiplexer	Encoder/Multiplexer	Encoder/Multiplexer
ICC @ Nom Voltage(Max), mA	0.08	0.08	0.08	0.08	0.08	0.08
Operating Temperature Range, C	-55 to 125	-55 to 125	-55 to 125	-55 to 125	-55 to 125	-55 to 125
Output Drive (IOL/IOH)(Max), mA	6/-6	6/-6	6/-6	6/-6	6/-6	6/-6
Package Group	PDIP	PDIP	SOIC	SOIC	SOIC	SOIC
Package Size: mm2:W x L, PKG	See datasheet (PDIP)	See datasheet (PDIP)	16SOIC: 59 mm2: 6 x 9.9(SOIC)	16SOIC: 59 mm2: 6 x 9.9(SOIC)	16SOIC: 59 mm2: 6 x 9.9(SOIC)	16SOIC: 59 mm2: 6 x 9.9(SOIC)
Rating	Catalog	Catalog	Catalog	Catalog	Catalog	Catalog
Schmitt Trigger	No	No	No	No	No	No
Technology Family	HCT	HCT	HCT	HCT	HCT	HCT
Type	3-State Output	3-State Output	3-State Output	3-State Output	3-State Output	3-State Output
VCC(Max), V	5.5	5.5	5.5	5.5	5.5	5.5
VCC(Min), V	4.5	4.5	4.5	4.5	4.5	4.5
Voltage(Nom), V	5	5	5	5	5	5
tpd @ Nom Voltage(Max), ns	41	41	41	41	41	41

	CD74HCT257E	CD74HCT257EE4	CD74HCT257M	CD74HCT257M96	CD74HCT257M96G4	CD74HCT257MG4
RoHS	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant
Pb Free	Yes	Yes

系列: CD74HCT257 (6)