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SN74LS145NS on a board, in 3D

SN74LS145NS

Texas Instruments

0℃~+70℃ 4.75V~5.25V 80mA Decoder Single Supply SO-16-208mil Signal Switches, Multiplexers, Decoders ROHS

Extended
JLCPCBLCSCti/SN74LS145NS
Category
Signal Switches, Multiplexers, Decoders
Package
SO-16-208mil
Pins
16

Overview

The SN74LS145NS is a signal Switches, Multiplexers, Decoder made by Texas Instruments in a SO-16-208mil package with 16 pins. 0℃~+70℃ 4.75V~5.25V 80mA Decoder Single Supply SO-16-208mil Signal Switches, Multiplexers, Decoders ROHS.

PCBKit's library has its KiCad symbol (74xx:74LS145, from KiCad's library) and its footprint (EasyEDA_Cloud:SO-16_L10.2-W5.3-P1.27-LS7.8-BL-1, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C1547188).

Symbol

Q01Q12Q23Q34Q45Q56Q67GND8Q79Q810Q911P312P213P114P015VCC16
74xx:74LS145From KiCad's library

Footprint

12345678910111213141516
EasyEDA_Cloud:SO-16_L10.2-W5.3-P1.27-LS7.8-BL-1From EasyEDA

Parameters

5
Current - Output Low(IOL)
80mA
Operating temperature
0℃~+70℃
Type
Decoder
Voltage - Supply
4.75V~5.25V
Voltage Supply Source
Single Supply

Order codes

1

Pinout

16
The pins of the SN74LS145NS
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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[![SN74LS145NS](https://pcbkit.io/embed/parts/ti/SN74LS145NS.jpg?size=s)](https://pcbkit.io/parts/ti/SN74LS145NS)

Questions

Is there a KiCad symbol and footprint for the SN74LS145NS?

Yes. The symbol is 74xx:74LS145 and the footprint EasyEDA_Cloud:SO-16_L10.2-W5.3-P1.27-LS7.8-BL-1, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the SN74LS145NS?

SO-16-208mil, with 16 pins. Its footprint is drawn on this page.

Where can I order the SN74LS145NS?

JLCPCB lists it as part C1547188, with 0 in stock; the sellers' links on this page open their listings.

What can replace the SN74LS145NS?

Parts like it in the library: the SN74LS251NSR by Texas Instruments, the SN74HC157NSR by Texas Instruments, the CD4028BNSR by Texas Instruments and the CD4543BNSR by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8