# TCA9555PWR (Component)
## Description
I/O Expanders
TCA9555PWR
TSSOP-24_L7.8-W4.4-P0.65-LS6.4-BL
LCSC Part Number: C465732
JLCPCB Part Class: Extended Part
Manufactured by TI(德州仪器)
## Component Details
- **Owner:** lcsc
- **Created:** 11/4/2024
- **Last Updated:** 11/4/2024
- **Visibility:** Public
- **Manufacturer Name:** TI(德州仪器)
- **JLCPCB Part Class:** Extended Part
- **Manufacturer Part Number:** TCA9555PWR
- **Datasheet URL:** https://lcsc.com/product-detail/Interface-I-O-Expanders_Texas-Instruments-Texas-Instruments-TCA9555PWR_C465732.html
- **Part Type:** I/O Expanders
- **Product Info Url:** https://lcsc.com/product-detail/Interface-I-O-Expanders_Texas-Instruments-Texas-Instruments-TCA9555PWR_C465732.html
- **Package or Case Code:** TSSOP-24_L7.8-W4.4-P0.65-LS6.4-BL
- **LCSC Part Number:** C465732
- **Used in:** 20 projects
## 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/tca9555pwr/texas-instruments?utm_currency=USD®ion=asia) | $1.2395 | 1.5K |
| [Digi-Key](https://www.digikey.com/en/products/detail/texas-instruments/TCA9555PWR/2094642) | N/A | N/A |
| [HQonline](https://www.hqonline.com/product-detail/i-o-expanders-ti-tca9555pwr-2500317030) | $0.60957 | 798 |
| [LCSC](https://www.lcsc.com/product-detail/C465732.html) | $0.6816 | 9.4K |
| [Mouser](https://www.mouser.com/en/ProductDetail/Texas-Instruments/TCA9555PWR?qs=O3wcJz4o8IeDwg4St4nEYQ%3D%3D) | $1.71 | 497 |
| [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=TCA9555PWR) | $1.42 | 2K |
| [Verical](https://www.verical.com/pd/texas-instruments-interface---i-o-expander-TCA9555PWR-523500?utm_currency=USD) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Other
- **Manufacturer:** Texas Instruments
- **MPN:** TCA9555PWR
- **Mount Type:** PCB
- **Package / Case Code:** 24-TSSOP
- **Pin Count:** 24
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | ~{INT} | |
| 2 | A1 | |
| 3 | A2 | |
| 4 | P00 | |
| 5 | P01 | |
| 6 | P02 | |
| 7 | P03 | |
| 8 | P04 | |
| 9 | P05 | |
| 10 | P06 | |
| 11 | P07 | |
| 12 | GND | |
| 13 | P10 | |
| 14 | P11 | |
| 15 | P12 | |
| 16 | P13 | |
| 17 | P14 | |
| 18 | P15 | |
| 19 | P16 | |
| 20 | P17 | |
| 21 | A0 | |
| 22 | SCL | |
| 23 | SDA | |
| 24 | VCC | |
---
*Generated from [https://www.flux.ai/lcsc/tca9555pwr~pu80](https://www.flux.ai/lcsc/tca9555pwr~pu80)*