

Overview
The 74S138PC is an interface Specialized made by Texas Instruments in a PDIP-16 package with 5 pins. 0℃~+70℃ 5V PDIP-16 Interface - Specialized.
PCBKit's library has its footprint (Package_DIP:DIP-16_W8.89mm_SMDSocket_LongPads, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3212311). 3 open-source boards in 3 repositories on GitHub use it.
Symbol
The library has no symbol for this part yet.
Footprint
Order codes
1- 74S138PCLCSC C3212311
Open-source boards using it
All 3- 4 layers304.8 × 215.9 mm

- 4 layers304.8 × 215.9 mm

64 256KB SYSTEM BOARD
kev-ju/PC-Retro-MTM
Modern KiCad version of the IBM 5150 system board originally created by MTM Scientific, Inc.
197 parts4 - 2 layers414.3 × 266.7 mm

Telcon Ambassador
btb/Telcon-Ambassador
The Telcon Ambassador was a series of portable terminals by Telcon Industries (who later created the Zorba portable computer).
155 parts
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<iframe src="https://pcbkit.io/embed/parts/ti/74S138PC" title="74S138PC in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/ti/74S138PC.jpg" alt="74S138PC" width="1200" height="900">[](https://pcbkit.io/parts/ti/74S138PC)Questions
Is there a KiCad symbol and footprint for the 74S138PC?
Yes. 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 74S138PC?
PDIP-16, with 5 pins. Its footprint is drawn on this page.
Where is the 74S138PC datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the 74S138PC?
JLCPCB lists it as part C3212311, with 0 in stock; the sellers' links on this page open their listings.
What can replace the 74S138PC?
Parts like it in the library: the SN75113N by Texas Instruments, the SN75115N by Texas Instruments, the 74LS42PC by Texas Instruments and the 9301PCQR by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the 74S138PC?
3 boards in 3 repositories on GitHub; the most starred are listed on this page, with their KiCad files.
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