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SN74AS244N on a board, in 3D

SN74AS244N

Texas Instruments

0℃~+70℃ 1 15mA 4.5V~5.5V 54mA 64mA 74AS 8 Tri-State Unidirectional DIP-20 Buffers, Drivers, Receivers, Transceivers

Extended
JLCPCBLCSCti/SN74AS244N
Category
Buffers, Drivers, Receivers, Transceivers
Package
DIP-20
Pins
5

Overview

The SN74AS244N is a buffers, Drivers, Receivers, Transceiver made by Texas Instruments in a DIP-20 package with 20 pins. 0℃~+70℃ 1 15mA 4.5V~5.5V 54mA 64mA 74AS 8 Tri-State Unidirectional DIP-20 Buffers, Drivers, Receivers, Transceivers.

PCBKit's library has its KiCad symbol (74xx:74HC244, from KiCad's library) and its footprint (Package_DIP:DIP-20_W8.89mm_SMDSocket_LongPads, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3754538).

Symbol

1OE11A022Y031A142Y151A262Y271A382Y39GND102A3111Y3122A2131Y2142A1151Y1162A0171Y0182OE19VCC20
74xx:74HC244From KiCad's library

Footprint

1234567891011121314151617181920
Package_DIP:DIP-20_W8.89mm_SMDSocket_LongPadsFrom KiCad's library

Order codes

1

Pinout

20
The pins of the SN74AS244N
PinNameType
11OEInput
21A0Input
32Y0Tri-state
41A1Input
52Y1Tri-state
61A2Input
72Y2Tri-state
81A3Input
92Y3Tri-state
10GNDPower in
112A3Input
121Y3Tri-state
132A2Input
141Y2Tri-state
152A1Input
161Y1Tri-state
172A0Input
181Y0Tri-state
192OEInput
20VCCPower in

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Questions

Is there a KiCad symbol and footprint for the SN74AS244N?

Yes. The symbol is 74xx:74HC244 and the footprint Package_DIP:DIP-20_W8.89mm_SMDSocket_LongPads, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the SN74AS244N?

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

Where can I order the SN74AS244N?

JLCPCB lists it as part C3754538, with 0 in stock; the sellers' links on this page open their listings.

What can replace the SN74AS244N?

Parts like it in the library: the SN74HC244N(LX) by lingxingic, the AIP74HC540DA20.TB by Wuxi I-core Elec, the AIP74HC541DA20.TB by Wuxi I-core Elec and the 74HC244N-HX by ZHHXDZ. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8