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74AC138SC, in 3D

74AC138SC

FAIRCHILD

3-of-8 Decoder/Demultiplexer

fairchild/74AC138SC
Category
Uncategorised
Package
SOIC16
Pins
16

Overview

The 74AC138SC is an uncategorised made by FAIRCHILD in a SOIC16 package with 16 pins. 3-of-8 Decoder/Demultiplexer.

PCBKit's library has its KiCad symbol (Standard Logic:74138_b, from CERN's library) and its footprint (Package_SO:SOIC-16_3.9x9.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. 11 open-source boards in 6 repositories on GitHub use it.

Symbol

A01A12A23E36E25E14VCC16GND8O015O114O213O312O411O510O69O77
Standard Logic:74138_bFrom CERN's library

Footprint

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

Pinout

16
The pins of the 74AC138SC
PinNameType
1A0Input
2A1Input
3A2Input
4E1Input
5E2Input
6E3Input
7O7Output
8GNDPower in
9O6Output
10O5Output
11O4Output
12O3Output
13O2Output
14O1Output
15O0Output
16VCCPower in

Open-source boards using it

All 11
  • 4 layers169.7 × 99.8 mm65816-computer, the printed circuit board in 3D

    65816-computer

    mike42/65816-computer

    A 65C816-based homebrew computer (prototype)

    97 parts37
  • 2 layers101.6 × 83.8 mmZ80DevBoard, the printed circuit board in 3D

    Z80DevBoard

    dbuchwald/Z80DevBoard

    Simple Z80 based prototyping and development board designed as extension to Arduino Mega 2560

    39 parts3MIT
  • 2 layers160 × 100 mmLedrom, the printed circuit board in 3D

    Ledrom

    Noah1989/loopmicro

    An 8-bit microcomputer for the 21st century

    213 parts2MIT
  • 2 layers172.7 × 108.6 mmClementina hardware, the printed circuit board in 3D

    Clementina hardware

    fran150/clementina-hardware

    KiCad schematic for Clementina, a 3.3V W65C02S computer with a Raspberry Pi Pico 2 W (MIA) handling video, audio, storage and I/O.

    48 partsGPL-3.0
  • 2 layers131.9 × 164.6 mmCft alu, the printed circuit board in 3D

    Cft alu

    alexiosc/cft

    The CFT homebrew minicomputer

    138 parts6GPL-3.0
  • 2 layers160 × 100 mmColor, the printed circuit board in 3D

    Color

    Noah1989/loopmicro

    An 8-bit microcomputer for the 21st century

    78 parts2MIT
  • 2 layers160 × 100 mmCpu new, the printed circuit board in 3D

    Cpu new

    Noah1989/loopmicro

    An 8-bit microcomputer for the 21st century

    61 parts2MIT
  • 2 layers160 × 100 mmGraphics, the printed circuit board in 3D

    Graphics

    Noah1989/loopmicro

    An 8-bit microcomputer for the 21st century

    68 parts2MIT

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/fairchild/74AC138SC" title="74AC138SC in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe>
A picture
<img src="https://pcbkit.io/embed/parts/fairchild/74AC138SC.jpg" alt="74AC138SC" width="1200" height="900">
A picture that opens the part, for a README
[![74AC138SC](https://pcbkit.io/embed/parts/fairchild/74AC138SC.jpg?size=s)](https://pcbkit.io/parts/fairchild/74AC138SC)

Questions

Is there a KiCad symbol and footprint for the 74AC138SC?

Yes. The symbol is Standard Logic:74138_b and the footprint Package_SO:SOIC-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 74AC138SC?

SOIC16, with 16 pins. Its footprint is drawn on this page.

What can replace the 74AC138SC?

Parts like it in the library: the CD4017BM(LX) by lingxingic, the DAC0800LCMX-TUDI by Tudi, the TL494-SOP-16 by DDF and the SG3525AES by GREENMICRO. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Which open-source boards use the 74AC138SC?

11 boards in 6 repositories on GitHub; the most starred are listed on this page, with their KiCad files.

Parts like it

8