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SN74LS145M on a board, in 3D

SN74LS145M

onsemi

Extended
DatasheetJLCPCBLCSConsemi/SN74LS145M
Category
Signal Switches, Multiplexers, Decoders
Pins
16

Overview

The SN74LS145M is a signal Switches, Multiplexers, Decoder made by onsemi with 16 pins.

PCBKit's library has its KiCad symbol (74xx:74LS145, from KiCad's library) and its footprint (EasyEDA_Cloud:EIAJ-16_L10.3-W5.3-P1.27-LS8.0-BL, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C3210529).

Symbol

Q01Q12Q23Q34Q45Q56Q67GND8Q79Q810Q911P312P213P114P015VCC16
74xx:74LS145From KiCad's library

Footprint

12345678910111213141516
EasyEDA_Cloud:EIAJ-16_L10.3-W5.3-P1.27-LS8.0-BLFrom EasyEDA

Order codes

1

Pinout

16
The pins of the SN74LS145M
PinNameType
1Q0Open collector
2Q1Open collector
3Q2Open collector
4Q3Open collector
5Q4Open collector
6Q5Open collector
7Q6Open collector
8GNDPower in
9Q7Open collector
10Q8Open collector
11Q9Open collector
12P3Input
13P2Input
14P1Input
15P0Input
16VCCPower in

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A picture
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A picture that opens the part, for a README
[![SN74LS145M](https://pcbkit.io/embed/parts/onsemi/SN74LS145M.jpg?size=s)](https://pcbkit.io/parts/onsemi/SN74LS145M)

Questions

Is there a KiCad symbol and footprint for the SN74LS145M?

Yes. The symbol is 74xx:74LS145 and the footprint EasyEDA_Cloud:EIAJ-16_L10.3-W5.3-P1.27-LS8.0-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.

Where is the SN74LS145M datasheet?

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

Where can I order the SN74LS145M?

JLCPCB lists it as part C3210529, with 0 in stock; the sellers' links on this page open their listings.

What can replace the SN74LS145M?

Parts like it in the library: the MC74AC151M by MOTOROLA, the MC74AC153M by MOTOROLA, the SN74LS157M by MOTOROLA and the MC74ACT138MEL by onsemi. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8