# SN74HC138PWR (Component)
## Description
Decoder/Demultiplexer 1 x 3:8 16-TSSOP
3-to-8 Line Decoder/Demultiplexer designed to decode three binary input lines into one of eight active-low outputs. The SN74HC138PWR operates with a 2 V to 6 V supply voltage and features three enable inputs for operation control. It is available in a 16-pin TSSOP package and provides high-speed CMOS logic performance.
#LogicIC #Decoder #Demultiplexer #CMOS #TexasInstruments #SN74HC138PWR #PCBComponent #IntegratedCircuit
## Component Details
- **Owner:** lcsc
- **Created:** 11/11/2024
- **Last Updated:** 7/25/2026
- **Visibility:** Public
- **JLCPCB Part Class:** Extended Part
- **Package or Case Code:** TSSOP-16_L5.0-W4.4-P0.65-LS6.4-BL
- **LCSC Part Number:** C157527
- **Manufacturer Name:** TI(德州仪器)
- **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010330_Texas-Instruments-SN74HC138PWR_C157527.pdf
- **Product Info Url:** https://lcsc.com/product-detail/74-Series_TI_SN74HC138PWR_SN74HC138PWR_C157527.html
- **Manufacturer Part Number:** SN74HC138PWR
- **Part Type:** 74 Series
- **Symbol Style:** parametric-v1
- **License:** https://creativecommons.org/licenses/by/4.0/
- **Used in:** 1 project
## 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/sn74hc138pwr/texas-instruments.html?utm_currency=USD®ion=europe) | N/A | N/A |
| [Mouser](https://www.mouser.com/en/ProductDetail/Texas-Instruments/SN74HC138PWR?qs=WzgTT80quPG%2F%252Bg2Du7xoUA%3D%3D) | $0.44 | 3.3K |
| [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=SN74HC138PWR) | $0.461 | 1K |
| [Verical](https://www.verical.com/pd/texas-instruments-decoder-and-demux-SN74HC138PWR-247022?utm_currency=USD) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** Texas Instruments
- **MPN:** SN74HC138PWR
- **Mount Type:** PCB
- **Package / Case Code:** 16-TSSOP
- **Pin Count:** 16
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | A | |
| 2 | B | |
| 3 | C | |
| 4 | #G2A | |
| 5 | #G2B | |
| 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://www.flux.ai/lcsc/sn74hc138pwr~8oe2](https://www.flux.ai/lcsc/sn74hc138pwr~8oe2)*