# PCF8574TS/3,118 (Component)
## Description
PCF8574 Series 2.5 - 6V Remote 8-bit I/O Expander for I2C-bus - SSOP-20 #CommonPartLibrary #IntegratedCircuits #Interface #I/O Expanders #PCF8574
## Component Details
- **Owner:** adrian95
- **Created:** 6/2/2025
- **Last Updated:** 6/2/2025
- **Visibility:** Public
- **License:** https://creativecommons.org/licenses/by/4.0/
- **Manufacturer Name:** NXP USA Inc.
- **Manufacturer Part Number:** PCF8574TS/3,118
- **Part Type:** Integrated Circuit
- **Datasheet URL:** {"value":"https://www.nxp.com/docs/en/data-sheet/PCF8574_PCF8574A.pdf","type":"link","text":"https://www.nxp.com/docs/en/data-sheet/PCF8574_PCF8574A.pdf"}
- **Used in:** 4 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/pcf8574ts3118/nxp-semiconductors?utm_currency=USD®ion=europe) | $1.4965 | 66 |
| [Digi-Key](https://www.digikey.com/en/products/detail/nxp-usa-inc/PCF8574TS-3-118/735692) | $1.82 | 0 |
| [LCSC](https://www.lcsc.com/product-detail/C57790.html) | $1.7499 | 2 |
| [Mouser](https://www.mouser.com/ProductDetail/NXP-Semiconductors/PCF8574TS-3118?qs=LOCUfHb8d9s6DQR34Mm8kg%3D%3D) | N/A | N/A |
| [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=PCF8574TS%2F3.118) | $1.95 | 2.5K |
| [Verical](https://www.verical.com/pd/nxp-semiconductors-interface---i-o-expander-PCF8574TS-3-118-622918) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** NXP
- **MPN:** PCF8574TS/3,118
- **Package / Case Code:** 20-SSOP
- **Pin Count:** 20
- **Logic Function:** AND
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | ~INT~ | |
| 2 | SCL | |
| 3 | NC | |
| 4 | SDA | |
| 5 | VDD | |
| 6 | A0 | |
| 7 | A1 | |
| 8 | NC | |
| 9 | A2 | |
| 10 | P0 | |
| 11 | P1 | |
| 12 | P2 | |
| 13 | NC | |
| 14 | P3 | |
| 15 | VSS | |
| 16 | P4 | |
| 17 | P5 | |
| 18 | NC | |
| 19 | P6 | |
| 20 | P7 | |
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*Generated from [https://www.flux.ai/adrian95/pcf8574ts3c118](https://www.flux.ai/adrian95/pcf8574ts3c118)*