# TCA9555DBT (Component)
## Description
I/O Expander 16 I²C, SMBus 400 kHz 24-SSOP #CommonPartLibrary #IntegratedCircuits #Interface #I/O Expanders #TCA9555
## Component Details
- **Owner:** jecstronic
- **Created:** 5/4/2022
- **Last Updated:** 6/27/2023
- **Visibility:** Private
- **Manufacturer Name:** Texas Instruments
- **License:** https://creativecommons.org/licenses/by/4.0/
- **Datasheet URL:** https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Ftca9555
- **Part Type:** Integrated Circuit
- **Manufacturer Part Number:** TCA9555DBT
- **Used in:** 6 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/tca9555dbt/texas-instruments?utm_currency=USD®ion=asia) | N/A | N/A |
| [Digi-Key](https://www.digikey.com/en/products/detail/texas-instruments/TCA9555DBT/6165188) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C1848120.html) | $1.5148 | 46 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Texas-Instruments/TCA9555DBT?qs=8%252Br4Hz5Xir8HYv8o29pxzA%3D%3D) | $2.70 | 467 |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** Texas Instruments
- **MPN:** TCA9555DBT
- **Package / Case Code:** 16-SSOP
- **Pin Count:** 24
- **Logic Function:** AND
## 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 | |
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*Generated from [https://www.flux.ai/jecstronic/tca9555dbt~f4x](https://www.flux.ai/jecstronic/tca9555dbt~f4x)*