# PCF8574RGYR (Component)
## Description
I/O Expanders
PCF8574RGYR
VQFN-20_L4.5-W3.5-P0.50-BL-EP-1
LCSC Part Number: C2862486
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
- **JLCPCB Part Class:** Extended Part
- **Manufacturer Name:** TI(德州仪器)
- **LCSC Part Number:** C2862486
- **Manufacturer Part Number:** PCF8574RGYR
- **Package or Case Code:** VQFN-20_L4.5-W3.5-P0.50-BL-EP-1
- **Part Type:** I/O Expanders
## 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/pcf8574rgyr/texas-instruments.html?utm_currency=USD®ion=nac) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/i-o-expanders_texas-instruments-pcf8574rgyr_C2862486.html) | N/A | N/A |
| [Mouser](https://www.mouser.com/ProductDetail/Texas-Instruments/PCF8574RGYR?qs=wgAEGBTxy7kR2T7hhFxD0g%3D%3D) | $1.87 | 2.2K |
| [Verical](https://www.verical.com/pd/texas-instruments-interface---i-o-expander-PCF8574RGYR-817095?utm_currency=USD) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Other
- **Manufacturer:** Texas Instruments
- **MPN:** PCF8574RGYR
- **Mount Type:** PCB
- **Package / Case Code:** 20-VQFN
- **Pin Count:** 21
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | ~{INT} | |
| 2 | SCL | |
| 3 | NC | |
| 4 | SDA | |
| 5 | VCC | |
| 6 | A0 | |
| 7 | A1 | |
| 8 | NC | |
| 9 | A2 | |
| 10 | P0 | |
| 11 | P1 | |
| 12 | P2 | |
| 13 | NC | |
| 14 | P3 | |
| 15 | GND | |
| 16 | P4 | |
| 17 | P5 | |
| 18 | NC | |
| 19 | P6 | |
| 20 | P7 | |
| 21 | EP | |
---
*Generated from [https://www.flux.ai/lcsc/pcf8574rgyr~v92b](https://www.flux.ai/lcsc/pcf8574rgyr~v92b)*