Dark mode is now available! Toggle between light and dark modes. Preference saves when signed in.

Learn more

Texas Instruments SN74ALS640B-1DWR

1 8 4.5V 5.5V 24mA Inverting, Transceiver 15mA SOIC-20 , 12.8mm*7.52mm*2.35mm
$ 2.184
Production
Datasheet
Manufacturer Page

Price and Stock

See all price breaks
Distributor
SKU
Min
Pkg
Bulk Pricing
Arrow Electronics
SN74ALS640B-1DWR
0
2K
USD
2.911
Hi-Tech Circuit Group Ltd.
SN74ALS640B-1DWR
1,484
USD
1.460
1.431
1.387
3d
Win Source
WS-SN74ALS640B-1DWR
20
14
USD
3.012
2.701
2.701
4h
Worldway Electronics
SN74ALS640B-1DWR
29,606
7
USD
1.278
1.254
1.205
1.181
2d
Heisener Electronics
SN74ALS640B-1DWR
2,941
USD
2.493
2.493
2.493
2.493
2.493
>1wk

Datasheets & Documents

Download datasheets and manufacturer documentation for Texas Instruments SN74ALS640B-1DWR.

Texas Instruments

Technical Drawing4 pages10 years ago
Official datasheet0 pages0 years ago
Technical Drawing4 pages10 years ago
Datasheet19 pages11 years ago
Datasheet18 pages15 years ago
Technical Drawing2 pages15 years ago
Datasheet18 pages18 years ago

SHENGYU ELECTRONICS

CAD Models

Download Texas Instruments SN74ALS640B-1DWR symbol, footprint, and 3D STEP models from our trusted partners.

sourceeCADmCADFILES
SnapEDA
SymbolFootprint
Download
Ultra Librarian
SymbolFootprint
Download
The partner site will open in a new tab when downloading their CAD models
By downloading CAD models from Octopart, you agree to our Terms & Conditions and Privacy Policy.

Alternate Parts

This Part
Alternate Parts
Texas InstrumentsSN74ALS640B-1DWR
Texas InstrumentsSN74ALS640BDW
Texas InstrumentsSN74ALS640BDW
Price @ 1000
$ 2.184
$ 2.86
$ 2.86
Stock
144,489
240,890
240,890
Authorized Distributors
1
3
3
Case/Package
SOIC
SOIC
SOIC
Number of Pins
20
20
20
Logic Function
Inverting, Transceiver
Inverting, Transceiver
Inverting, Transceiver
Number of Elements
2
1
1
Number of Bits per Element
8
8
8
Low Level Output Current
48 mA
24 mA
24 mA
High Level Output Current
24 mA
24 mA
24 mA
Propagation Delay
11 ns
24 ns
24 ns
Min Supply Voltage
4.75 V
4.5 V
4.5 V
Max Supply Voltage
5.25 V
5.5 V
5.5 V

Supply Chain

Lifecycle StatusProduction (Last Updated: 12 hours ago)
Manufacturer Lifecycle StatusACTIVE (Last Updated: 12 hours ago)

Engineering Resources

View Evaluation kits and Reference designs for Texas Instruments SN74ALS640B-1DWR.

Related Parts

Texas InstrumentsSN74ALS245A-1DWR
1 8 4.5V 5.5V 24mA Non-Inverting,Transceiver 15mA SOIC-20 , 12.8mm*7.52mm*2.35mm
Details
Texas InstrumentsSN74LS245DW
Bus Transceiver Single 8-Channel 3-Straight 20-Pin SOIC
Details
Texas InstrumentsSN74ALS245A-1DW
74ALS245 Tube Nickel/Palladium/Gold (Ni/Pd/Au) 74ALS logic buffer 15mA 24mA 10ns 2.65mm 5V
Details

Descriptions

Descriptions of Texas Instruments SN74ALS640B-1DWR provided by its distributors.

1 8 4.5V 5.5V 24mA Inverting,Transceiver 15mA SOIC-20 , 12.8mm*7.52mm*2.35mm
Unikeyic (ICkey)
OCTAL BUS TRANSCEIVER 3-STATE 20-SOIC 0 to 70
Texas Instruments
IC TXRX INVERT 5.5V 20SOIC / Transceiver, Inverting 1 Element 8 Bit per Element 3-State Output 20-SOIC
Win Source

Images

Texas Instruments
Texas Instruments
Texas Instruments
Lanka Micro

Manufacturer Aliases

Texas Instruments has several brands around the world that distributors may use as alternate names. Texas Instruments may also be known as the following names:

  • TI
  • TEXAS
  • TEXAS INST
  • TEXAS INSTR
  • TEXAS INSTRUMENT
  • TEXAS INSTRUMENTS INC
  • TEXAS INS
  • TEXAS INSTRU
  • TEXAS INSTRUMEN
  • TI/NS
  • TEX
  • Texas Instruments (TI)
  • TEXASIN
  • TEXAS INSTRUMENTS INCORPORATED
  • TEXINS
  • TEXAS INTRUMENTS
  • TEAXS
  • TEXASI
  • TI Texas Instruments
  • TEXAS INSTRUM
  • TEXAS USD
  • TEXAS INSRUMENTS
  • TEXAS INSRUMENT
  • TEXAS INSTUMENTS
  • TI-ROHS
  • Texas Instr.
  • Texas Instruments Inc.

Part Number Aliases

This part may be known by these alternate part numbers:

  • SN74ALS640B1DWR