# PCF8574N (Component)
## Description
I/O Expanders
PCF8574N
PDIP-16_L19.3-W6.4-P2.54-LS7.9-BL
LCSC Part Number: C2879047
JLCPCB Part Class: Extended Part
Manufactured by TI(德州仪器)
## Component Details
- **Owner:** lcsc
- **Created:** 11/3/2024
- **Last Updated:** 11/3/2024
- **Visibility:** Public
- **Part Type:** I/O Expanders
- **Package or Case Code:** PDIP-16_L19.3-W6.4-P2.54-LS7.9-BL
- **LCSC Part Number:** C2879047
- **Manufacturer Name:** TI(德州仪器)
- **Manufacturer Part Number:** PCF8574N
- **JLCPCB Part Class:** Extended Part
- **Used in:** 10 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/pcf8574n/texas-instruments.html?utm_currency=USD®ion=nac) | $2.1722 | 66 |
| [LCSC](https://www.lcsc.com/product-detail/C2879047.html) | $3.0207 | 11 |
| [Mouser](https://www.mouser.com/ProductDetail/Texas-Instruments/PCF8574N?qs=L5CvrNUdZirGmsfmc3baKQ%3D%3D) | $2.73 | 6.8K |
| [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=PCF8574N) | $2.57 | 1K |
| [Verical](https://www.verical.com/pd/texas-instruments-interface---i-o-expander-PCF8574N-256008?utm_currency=USD) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Other
- **Manufacturer:** Texas Instruments
- **MPN:** PCF8574N
- **Mount Type:** PCB
- **Package / Case Code:** PDIP
- **Pin Count:** 16
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | A0 | |
| 2 | A1 | |
| 3 | A2 | |
| 4 | P0 | |
| 5 | P1 | |
| 6 | P2 | |
| 7 | P3 | |
| 8 | GND | |
| 9 | P4 | |
| 10 | P5 | |
| 11 | P6 | |
| 12 | P7 | |
| 13 | ~{INT} | |
| 14 | SCL | |
| 15 | SDA | |
| 16 | VCC | |
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*Generated from [https://www.flux.ai/lcsc/pcf8574n~m7jp](https://www.flux.ai/lcsc/pcf8574n~m7jp)*