
Overview
The 74HCT138D is a signal Switches, Multiplexers, Decoder made by MDD in a SOP-16L package with 16 pins. SOP-16L Signal Switches, Multiplexers, Decoders ROHS.
PCBKit's library has its KiCad symbol (74xx:74HCT138, from KiCad's library) and its footprint (Package_SO:SO-16_3.9x9.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. 2,500 are in stock at JLCPCB (part C56242452).
Symbol
Footprint
Order codes
1- 74HCT138DLCSC C56242452
Pinout
16| Pin | Name | Type |
|---|---|---|
| 1 | A0 | Input |
| 2 | A1 | Input |
| 3 | A2 | Input |
| 4 | E0 | Input |
| 5 | E1 | Input |
| 6 | E2 | Input |
| 7 | Y7 | Output |
| 8 | GND | Power in |
| 9 | Y6 | Output |
| 10 | Y5 | Output |
| 11 | Y4 | Output |
| 12 | Y3 | Output |
| 13 | Y2 | Output |
| 14 | Y1 | Output |
| 15 | Y0 | Output |
| 16 | VCC | Power in |
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Is there a KiCad symbol and footprint for the 74HCT138D?
Yes. The symbol is 74xx:74HCT138 and the footprint Package_SO:SO-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 74HCT138D?
SOP-16L, with 16 pins. Its footprint is drawn on this page.
Where can I order the 74HCT138D?
JLCPCB lists it as part C56242452, with 2,500 in stock; the sellers' links on this page open their listings.
What can replace the 74HCT138D?
Parts like it in the library: the 74HC138D by Nexperia, the EM74HC138D by EnergyMath, the CD4028BM(LX) by lingxingic and the CJ74HC157AEN by Jiangsu Changjing Electronics Technology (CJ). Check their datasheets: a part that fits the footprint may still differ in its ratings.
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