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SN74LS279ADE4 on a board, in 3D

SN74LS279ADE4

Texas Instruments

0.4mA 0℃~+70℃ 22ns 4 4.75V~5.25V 74LS 7mA 8mA SR Latch SOIC-16 Latches ROHS

Extended
DatasheetJLCPCBLCSCti/SN74LS279ADE4
Category
Latches
Package
SOIC-16
Pins
16

Overview

The SN74LS279ADE4 is a latche made by Texas Instruments in a SOIC-16 package with 16 pins. 0.4mA 0℃~+70℃ 22ns 4 4.75V~5.25V 74LS 7mA 8mA SR Latch SOIC-16 Latches ROHS.

PCBKit's library has its KiCad symbol (74xx:74LS279, from KiCad's library) and its footprint (Package_SO:SOIC-16_3.9x9.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C1547866).

Symbol

R1S2S3Q4
74xx:74LS279From KiCad's library

Footprint

12345678910111213141516
Package_SO:SOIC-16_3.9x9.9mm_P1.27mmFrom KiCad's library

Parameters

9
Current - Output High(IOH)
0.4mA
Current - Output Low(IOL)
8mA
Logic Type
SR Latch
Number of Channels
4
Operating Temperature
0℃~+70℃
Propagation Delay
22ns
Quiescent Current (Iq)
7mA
Series
74LS
Voltage - Supply
4.75V~5.25V

Order codes

1

Pinout

16
The pins of the SN74LS279ADE4
PinNameType
1RInput
2SInput
3SInput
4QOutput
5RInput
6SInput
7QOutput
8GNDPower in
9QOutput
10RInput
11SInput
12SInput
13QOutput
14RInput
15SInput
16VCCPower in

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Questions

Is there a KiCad symbol and footprint for the SN74LS279ADE4?

Yes. The symbol is 74xx:74LS279 and the footprint Package_SO:SOIC-16_3.9x9.9mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the SN74LS279ADE4?

SOIC-16, with 16 pins. Its footprint is drawn on this page.

Where is the SN74LS279ADE4 datasheet?

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

Where can I order the SN74LS279ADE4?

JLCPCB lists it as part C1547866, with 0 in stock; the sellers' links on this page open their listings.

What can replace the SN74LS279ADE4?

Parts like it in the library: the 74HC259D by Toshiba, the SN74LS75D by Texas Instruments, the 74HC259D-Q100 by Nexperia and the 74HCT259D-Q100 by Nexperia. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8