Skip to the content
12345678910111213141516

SN74LS155AN

Texas InstrumentsExtended

0℃~+70℃ 18ns@5V,15pF 4.75V~5.25V 400uA 6.1mA 74LS 8mA Decoder Reverse function Single Supply PDIP-16 Signal Switches, Multiplexers, Decoders ROHS

Part id
ti/SN74LS155AN
Category
Signal Switches, Multiplexers, Decoders
Package
PDIP-16
Pins
16
In stock
0 at JLCPCB (C1547299)

Overview

The SN74LS155AN is a signal Switches, Multiplexers, Decoder made by Texas Instruments in a PDIP-16 package with 16 pins. 0℃~+70℃ 18ns@5V,15pF 4.75V~5.25V 400uA 6.1mA 74LS 8mA Decoder Reverse function Single Supply PDIP-16 Signal Switches, Multiplexers, Decoders ROHS.

PCBKit's library has its KiCad symbol (74xx:74LS155, from KiCad's library) and its footprint (Package_DIP:DIP-16_W8.89mm_SMDSocket_LongPads, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C1547299).

Symbol

Ea11Ea22A13Q3a4Q2a5Q1a6Q0a7GND8Q0b9Q1b10Q2b11Q3b12A013Eb114Eb215VCC16
74xx:74LS155From KiCad's library

Footprint

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

Pinout

16
The pins of the SN74LS155AN
PinNameType
1Ea1Input
2Ea2Input
3A1Input
4Q3aOutput
5Q2aOutput
6Q1aOutput
7Q0aOutput
8GNDPower in
9Q0bOutput
10Q1bOutput
11Q2bOutput
12Q3bOutput
13A0Input
14Eb1Input
15Eb2Input
16VCCPower in

Parts like it

8

Questions

Is there a KiCad symbol and footprint for the SN74LS155AN?

Yes. The symbol is 74xx:74LS155 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 SN74LS155AN?

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

Where is the SN74LS155AN datasheet?

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

Where can I order the SN74LS155AN?

JLCPCB lists it as part C1547299, with 0 in stock; the sellers' links on this page open their listings.

What can replace the SN74LS155AN?

Parts like it in the library: the SN74HC138NED-GMIC by GREENMICRO, the 74HC138N by HGSEMI, the 74HC139N by HGSEMI and the 74HC238N by HGSEMI. Check their datasheets: a part that fits the footprint may still differ in its ratings.