Skip to the content
PCBKitNew board
DM74LS279M on a board, in 3D

DM74LS279M

onsemi

Extended
DatasheetJLCPCBLCSConsemi/DM74LS279M
Category
Latches
Package
SOIC-16
Pins
16

Overview

The DM74LS279M is a latche made by onsemi in a SOIC-16 package with 16 pins.

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 C4988855).

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
25ns
Quiescent Current (Iq)
7mA
Series
74LS
Voltage - Supply
4.75V~5.25V

Order codes

1

Pinout

16
The pins of the DM74LS279M
PinNameType
1RInput
2SInput
3SInput
4QOutput
5RInput
6SInput
7QOutput
8GNDPower in
9QOutput
10RInput
11SInput
12SInput
13QOutput
14RInput
15SInput
16VCCPower in

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/onsemi/DM74LS279M" title="DM74LS279M in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe>
A picture
<img src="https://pcbkit.io/embed/parts/onsemi/DM74LS279M.jpg" alt="DM74LS279M" width="1200" height="900">
A picture that opens the part, for a README
[![DM74LS279M](https://pcbkit.io/embed/parts/onsemi/DM74LS279M.jpg?size=s)](https://pcbkit.io/parts/onsemi/DM74LS279M)

Questions

Is there a KiCad symbol and footprint for the DM74LS279M?

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 DM74LS279M?

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

Where is the DM74LS279M datasheet?

onsemi publishes it: the Datasheet link on this page opens it.

Where can I order the DM74LS279M?

JLCPCB lists it as part C4988855, with 0 in stock; the sellers' links on this page open their listings.

What can replace the DM74LS279M?

Parts like it in the library: the CD4044BDR by Texas Instruments, the CD4043NS16ARDQ by GR, the 74HC259D by MDD and the SN74LS279ADR(LX) by lingxingic. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8