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           Integrated Circuits (ICs) > Logic ICs > Buffers, Drivers and Transceivers > SN74ALS640B-1DW

SN74ALS640B-1DW

Part Number: SN74ALS640B-1DW
Manufacturer: Texas Instruments
Part Type: Integrated Circuits (ICs) > Logic ICs > Buffers, Drivers and Transceivers > SN74ALS640B-1DW
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Description: Bus Transceiver, ALS Series, 1-Func, 8-Bit, Inverted Output, TTL, PDSO20

04/25/2026 – There are 515 pieces pieces of Part Number SN74ALS640B-1DW Available.

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Bus Transceiver, ALS Series, 1-Func, 8-Bit, Inverted Output, TTL, PDSO20

Specifications

TYPE DESCRIPTION
Case/Package SOIC
Mount Surface Mount
Number of Pins 20
Weight 500.709277 mg
Direction Bidirectional
High Level Output Current -15 mA
Logic Function Inverting, Transceiver
Low Level Output Current 48 mA
Max Operating Temperature 70 °C
Max Supply Voltage 5.25 V
Min Operating Temperature 0 °C
Min Supply Voltage 4.75 V
Number of Bits 8
Number of Bits per Element 8
Number of Channels 8
Number of Circuits 8
Number of Elements 1
Number of Outputs 8
Operating Supply Voltage 5 V
Packaging Rail/Tube
Polarity Inverting
Propagation Delay 24 ns
Turn-On Delay Time 11 ns
Height 2.65 mm
Length 12.8 mm
Thickness 2.35 mm
Width 7.5 mm

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