Skip to the content
12345678910111213141516

SN74LS161AN

Texas InstrumentsExtended

0℃~+70℃ 1 25MHz 4.75V~5.25V Asynchronous Divide-by-2 Rising Edge Synchronous Up Counter PDIP-16 Counters, Dividers ROHS

Part id
ti/SN74LS161AN
Category
Counters, Dividers
Package
PDIP-16
Pins
16
In stock
11 at JLCPCB (C1547960)

Overview

The SN74LS161AN is a counters, Divider made by Texas Instruments in a PDIP-16 package with 16 pins. 0℃~+70℃ 1 25MHz 4.75V~5.25V Asynchronous Divide-by-2 Rising Edge Synchronous Up Counter PDIP-16 Counters, Dividers ROHS.

PCBKit's library has its KiCad symbol (74xx:74LS161, from KiCad's library) and its footprint (Package_DIP:DIP-16_W8.89mm_SMDSocket_LongPads, from KiCad's library), ready for a KiCad board. 11 are in stock at JLCPCB (part C1547960).

Symbol

1MR2CP3D04D15D26D37CEP8GND9PE10CET11Q312Q213Q114Q015TC16VCC
74xx:74LS161From KiCad's library

Footprint

12345678910111213141516
Package_DIP:DIP-16_W8.89mm_SMDSocket_LongPadsFrom KiCad's library

Pinout

16
The pins of the SN74LS161AN
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 SN74LS161AN?

Yes. The symbol is 74xx:74LS161 and the footprint Package_DIP:DIP-16_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 SN74LS161AN?

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

Where is the SN74LS161AN datasheet?

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

Where can I order the SN74LS161AN?

JLCPCB lists it as part C1547960, with 11 in stock; the sellers' links on this page open their listings.

What can replace the SN74LS161AN?

Parts like it in the library: the CD4017BED by GREENMICRO, the CD4017CN by HGSEMI, the CD4518BE by HGSEMI and the CD4520BE by HGSEMI. Check their datasheets: a part that fits the footprint may still differ in its ratings.