Datasheet Texas Instruments SN74ALS645A

Manufacturer	Texas Instruments
Series	SN74ALS645A

Octal Bus Transceivers With 3-State Outputs

Datasheets

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PDF, 1.2 Mb, File published: Jan 1, 1995

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Prices

Status

	SN74ALS645A-1DW	SN74ALS645A-1DWG4	SN74ALS645A-1DWR	SN74ALS645A-1N	SN74ALS645A-1N3	SN74ALS645A-1NE4	SN74ALS645A-1NSR	SN74ALS645ADW	SN74ALS645ADWR	SN74ALS645AN	SN74ALS645AN3	SN74ALS645ANSR
Lifecycle Status	Active (Recommended for new designs)	Active (Recommended for new designs)	Active (Recommended for new designs)	Active (Recommended for new designs)	Obsolete (Manufacturer has discontinued the production of the device)	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)	Obsolete (Manufacturer has discontinued the production of the device)	Active (Recommended for new designs)
Manufacture's Sample Availability	No	No	No	No	No	No	No	No	No	No	No	No

Packaging

	SN74ALS645A-1DW	SN74ALS645A-1DWG4	SN74ALS645A-1DWR	SN74ALS645A-1N	SN74ALS645A-1N3	SN74ALS645A-1NE4	SN74ALS645A-1NSR	SN74ALS645ADW	SN74ALS645ADWR	SN74ALS645AN	SN74ALS645AN3	SN74ALS645ANSR
N	1	2	3	4	5	6	7	8	9	10	11	12
Pin	20	20	20	20	20	20	20	20	20	20	20	20
Package Type	DW	DW	DW	N	N	N	NS	DW	DW	N	N	NS
Industry STD Term	SOIC	SOIC	SOIC	PDIP	PDIP	PDIP	SOP	SOIC	SOIC	PDIP	PDIP	SOP
JEDEC Code	R-PDSO-G	R-PDSO-G	R-PDSO-G	R-PDIP-T	R-PDIP-T	R-PDIP-T	R-PDSO-G	R-PDSO-G	R-PDSO-G	R-PDIP-T	R-PDIP-T	R-PDSO-G
Package QTY	25	25	2000	20		20	2000	25	2000	20		2000
Carrier	TUBE	TUBE	LARGE T&R	TUBE		TUBE	LARGE T&R	TUBE	LARGE T&R	TUBE		LARGE T&R
Device Marking	ALS645A-1	ALS645A-1	ALS645A-1	SN74ALS645A-1N		SN74ALS645A-1N	ALS645A-1	ALS645A	ALS645A	SN74ALS645AN		ALS645A
Width (mm)	7.5	7.5	7.5	6.35	6.35	6.35	5.3	7.5	7.5	6.35	6.35	5.3
Length (mm)	12.8	12.8	12.8	24.33	24.33	24.33	12.6	12.8	12.8	24.33	24.33	12.6
Thickness (mm)	2.35	2.35	2.35	4.57	4.57	4.57	1.95	2.35	2.35	4.57	4.57	1.95
Pitch (mm)	1.27	1.27	1.27	2.54	2.54	2.54	1.27	1.27	1.27	2.54	2.54	1.27
Max Height (mm)	2.65	2.65	2.65	5.08	5.08	5.08	2	2.65	2.65	5.08	5.08	2
Mechanical Data	Download	Download	Download	Download	Download	Download	Download	Download	Download	Download	Download	Download

Parametrics

Parameters / Models	SN74ALS645A-1DW	SN74ALS645A-1DWG4	SN74ALS645A-1DWR	SN74ALS645A-1N	SN74ALS645A-1N3	SN74ALS645A-1NE4	SN74ALS645A-1NSR	SN74ALS645ADW	SN74ALS645ADWR	SN74ALS645AN	SN74ALS645AN3	SN74ALS645ANSR
Approx. Price (US$)					0.77 \| 1ku						0.77 \| 1ku
Bits	8	8	8	8		8	8	8	8	8		8
Bits(#)					8						8
F @ Nom Voltage(Max), Mhz	75	75	75	75		75	75	75	75	75		75
F @ Nom Voltage(Max)(Mhz)					75						75
ICC @ Nom Voltage(Max), mA	55	55	55	55		55	55	55	55	55		55
ICC @ Nom Voltage(Max)(mA)					55						55
Input Type					TTL						TTL
Operating Temperature Range, C	0 to 70	0 to 70	0 to 70	0 to 70		0 to 70	0 to 70	0 to 70	0 to 70	0 to 70		0 to 70
Operating Temperature Range(C)					0 to 70						0 to 70
Output Drive (IOL/IOH)(Max), mA	-15/24	-15/24	-15/24	-15/24		-15/24	-15/24	-15/24	-15/24	-15/24		-15/24
Output Drive (IOL/IOH)(Max)(mA)					-15/24						-15/24
Output Type					TTL						TTL
Package Group	SOIC	SOIC	SOIC	PDIP	PDIP	PDIP	SO	SOIC	SOIC	PDIP	PDIP	SO
Package Size: mm2:W x L, PKG	20SOIC: 132 mm2: 10.3 x 12.8(SOIC)	20SOIC: 132 mm2: 10.3 x 12.8(SOIC)	20SOIC: 132 mm2: 10.3 x 12.8(SOIC)	See datasheet (PDIP)		See datasheet (PDIP)	20SO: 98 mm2: 7.8 x 12.6(SO)	20SOIC: 132 mm2: 10.3 x 12.8(SOIC)	20SOIC: 132 mm2: 10.3 x 12.8(SOIC)	See datasheet (PDIP)		20SO: 98 mm2: 7.8 x 12.6(SO)
Package Size: mm2:W x L (PKG)					See datasheet (PDIP)						See datasheet (PDIP)
Rating	Catalog	Catalog	Catalog	Catalog	Catalog	Catalog	Catalog	Catalog	Catalog	Catalog	Catalog	Catalog
Schmitt Trigger	No	No	No	No	No	No	No	No	No	No	No	No
Technology Family	ALS	ALS	ALS	ALS	ALS	ALS	ALS	ALS	ALS	ALS	ALS	ALS
VCC(Max), V	5.5	5.5	5.5	5.5		5.5	5.5	5.5	5.5	5.5		5.5
VCC(Max)(V)					5.5						5.5
VCC(Min), V	4.5	4.5	4.5	4.5		4.5	4.5	4.5	4.5	4.5		4.5
VCC(Min)(V)					4.5						4.5
Voltage(Nom), V	5	5	5	5		5	5	5	5	5		5
Voltage(Nom)(V)					5						5
tpd @ Nom Voltage(Max), ns	10	10	10	10		10	10	10	10	10		10
tpd @ Nom Voltage(Max)(ns)					10						10

Eco Plan

	SN74ALS645A-1DW	SN74ALS645A-1DWG4	SN74ALS645A-1DWR	SN74ALS645A-1N	SN74ALS645A-1N3	SN74ALS645A-1NE4	SN74ALS645A-1NSR	SN74ALS645ADW	SN74ALS645ADWR	SN74ALS645AN	SN74ALS645AN3	SN74ALS645ANSR
RoHS	Compliant	Compliant	Compliant	Compliant	Not Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Not Compliant	Compliant
Pb Free	No	No	Yes	Yes	Yes

Application Notes

Download
Advanced Schottky (ALS and AS) Logic Families
PDF, 1.9 Mb, File published: Aug 1, 1995
This document introduces the advanced Schottky family of clamped TTL integrated circuits (ICs). Detailed electrical characteristics of the 'AS and 'ALS devices with table formats are provided. Guidelines for designing high-performance digital systems using the Advanced Schottky family are given along with a brief summary of the solutions to most design decisions needed to implement systems using t

Model Line

Series: SN74ALS645A (12)

SN74ALS645A-1DW SN74ALS645A-1DWG4 SN74ALS645A-1DWR SN74ALS645A-1N SN74ALS645A-1N3 SN74ALS645A-1NE4 SN74ALS645A-1NSR SN74ALS645ADW SN74ALS645ADWR SN74ALS645AN SN74ALS645AN3 SN74ALS645ANSR

Manufacturer's Classification

Semiconductors> Logic> Buffer/Driver/Transceiver> Standard Transceiver