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SN54AS645J on a board, in 3D

SN54AS645J

Texas Instruments

-55℃~+125℃ 1 15mA 4.5V~5.5V 48mA 8 Bidirectional Tri-State CDIP-20 Buffers, Drivers, Receivers, Transceivers ROHS

Extended
DatasheetJLCPCBLCSCti/SN54AS645J
Category
Buffers, Drivers, Receivers, Transceivers
Package
CDIP-20
Pins
5

Overview

The SN54AS645J is a buffers, Drivers, Receivers, Transceiver made by Texas Instruments in a CDIP-20 package with 20 pins. -55℃~+125℃ 1 15mA 4.5V~5.5V 48mA 8 Bidirectional Tri-State CDIP-20 Buffers, Drivers, Receivers, Transceivers ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:SN74ALS1640AN, from EasyEDA) and its footprint (EasyEDA_Cloud:CDIP-20_L27.0-W6.7-P2.54-LS7.8-BL, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C3753917).

Symbol

DIR1A12A23A34A45A56A67A78A89GND10B811B712B613B514B415B316B217B118OE#19VCC20
EasyEDA_Cloud:SN74ALS1640ANFrom EasyEDA

Footprint

1234567891011121314151617181920
EasyEDA_Cloud:CDIP-20_L27.0-W6.7-P2.54-LS7.8-BLFrom EasyEDA

Order codes

1

Pinout

20
The pins of the SN54AS645J
PinNameType
1DIRUnspecified
2A1Unspecified
3A2Unspecified
4A3Unspecified
5A4Unspecified
6A5Unspecified
7A6Unspecified
8A7Unspecified
9A8Unspecified
10GNDUnspecified
11B8Unspecified
12B7Unspecified
13B6Unspecified
14B5Unspecified
15B4Unspecified
16B3Unspecified
17B2Unspecified
18B1Unspecified
19OE#Unspecified
20VCCUnspecified

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Questions

Is there a KiCad symbol and footprint for the SN54AS645J?

Yes. The symbol is EasyEDA_Cloud:SN74ALS1640AN and the footprint EasyEDA_Cloud:CDIP-20_L27.0-W6.7-P2.54-LS7.8-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the SN54AS645J?

CDIP-20, with 20 pins. Its footprint is drawn on this page.

Where is the SN54AS645J datasheet?

Texas Instruments publishes it: the Datasheet link on this page opens it.

Where can I order the SN54AS645J?

JLCPCB lists it as part C3753917, with 0 in stock; the sellers' links on this page open their listings.

What can replace the SN54AS645J?

Parts like it in the library: the SN54LS244J by Texas Instruments, the CD54HC244F3A by Texas Instruments, the CD54HCT244F3A by Texas Instruments and the CD54HCT245F by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8