# SN74HCT138DR (Component)

## Description

Signal Switches / Encoders & Decoders / Multiplexers
SN74HCT138DR
SOIC\-16\_L9\.9\-W3\.9\-P1\.27\-LS6\.0\-BL
LCSC Part Number: C352958
JLCPCB Part Class: Extended Part
Manufactured by TI\(德州仪器\) 

## Component Details

- **Owner:** lcsc
- **Created:** 11/4/2024
- **Last Updated:** 4/29/2025
- **Visibility:** Public
- **Product Info Url:** https://lcsc\.com/product\-detail/Others\_Texas\-Instruments\-TI\-SN74HCT138DR\_C352958\.html
- **Manufacturer Name:** TI\(德州仪器\)
- **Datasheet URL:** https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/1912111437\_Texas\-Instruments\-SN74HCT138DR\_C352958\.pdf
- **LCSC Part Number:** C352958
- **JLCPCB Part Class:** Extended Part
- **Part Type:** Signal Switches / Encoders & Decoders / Multiplexers
- **Manufacturer Part Number:** SN74HCT138DR
- **Package or Case Code:** SOIC\-16\_L9\.9\-W3\.9\-P1\.27\-LS6\.0\-BL

## Distributor Pricing (qty 1)

*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*

| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/sn74hct138dr/texas-instruments.html?utm_currency=USD&region=nac) | $0\.3077 | 201 |
| [LCSC](https://www.lcsc.com/product-detail/C352958.html) | $0\.4394 | 151 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Texas-Instruments/SN74HCT138DR?qs=AgY10sKTvDLXUpTYO8qT9g%253D%253D) | $0\.62 | 1\.8K |
| [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=SN74HCT138DR) | $0\.518 | 2\.5K |
| [Verical](https://www.verical.com/pd/texas-instruments-decoder-and-demux-SN74HCT138DR-250167?utm_currency=USD) | N/A | N/A |

- **Part Type:** Electromechanical Components
- **Manufacturer:** Texas Instruments
- **MPN:** SN74HCT138DR
- **Mount Type:** PCB
- **Package / Case Code:** 16\-SOIC
- **Pin Count:** 16
## Pins

| Pin | Name | Type |
|-----|------|------|
| 1 | A |  |
| 2 | B |  |
| 3 | C |  |
| 4 | G\#2A |  |
| 5 | G\#2B |  |
| 6 | G1 |  |
| 7 | Y7 |  |
| 8 | GND |  |
| 9 | Y6 |  |
| 10 | Y5 |  |
| 11 | Y4 |  |
| 12 | Y3 |  |
| 13 | Y2 |  |
| 14 | Y1 |  |
| 15 | Y0 |  |
| 16 | VCC |  |

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*Generated from [https://flux\.ai/lcsc/sn74hct138dr\~ltwx](https://flux.ai/lcsc/sn74hct138dr~ltwx)*