Skip to the content
12345678910111213141516

SN74LS161AMR1

onsemiExtended

0℃~+70℃ 32MHz 4 4.75V~5.25V 74LS Asynchronous Binary Counter Reset function、Cascade counter、Synchronous counting Rising Edge Synchronous SOP-16 Counters, Dividers ROHS

Part id
onsemi/SN74LS161AMR1
Category
Counters, Dividers
Package
SOP-16
Pins
5
In stock
0 at JLCPCB (C3828493)

Overview

The SN74LS161AMR1 is a counters, Divider made by onsemi in a SOP-16 package with 16 pins. 0℃~+70℃ 32MHz 4 4.75V~5.25V 74LS Asynchronous Binary Counter Reset function、Cascade counter、Synchronous counting Rising Edge Synchronous SOP-16 Counters, Dividers ROHS.

PCBKit's library has its KiCad symbol (74xx:74LS161, from KiCad's library) and its footprint (Package_SO:SO-16_3.9x9.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3828493).

Symbol

1MR2CP3D04D15D26D37CEP8GND9PE10CET11Q312Q213Q114Q015TC16VCC
74xx:74LS161From KiCad's library

Footprint

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

Pinout

16
The pins of the SN74LS161AMR1
PinNameType
1MRInput
2CPInput
3D0Input
4D1Input
5D2Input
6D3Input
7CEPInput
8GNDPower in
9PEInput
10CETInput
11Q3Output
12Q2Output
13Q1Output
14Q0Output
15TCOutput
16VCCPower in

Parts like it

8

Questions

Is there a KiCad symbol and footprint for the SN74LS161AMR1?

Yes. The symbol is 74xx:74LS161 and the footprint Package_SO:SO-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 SN74LS161AMR1?

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

Where is the SN74LS161AMR1 datasheet?

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

Where can I order the SN74LS161AMR1?

JLCPCB lists it as part C3828493, with 0 in stock; the sellers' links on this page open their listings.

What can replace the SN74LS161AMR1?

Parts like it in the library: the 74HC4017D-Q100J by Nexperia, the CD4020AM/TR-HG by HGSEMI, the CD4022BM(LX) by lingxingic and the AIP74HC163SA16.TR by Wuxi I-core Elec. Check their datasheets: a part that fits the footprint may still differ in its ratings.