# PCF8574APW (Component) ## Description I/O Expanders PCF8574APW TSSOP-20_L6.5-W4.4-P0.65-LS6.4-BL LCSC Part Number: C2867171 JLCPCB Part Class: undefined 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 - **Manufacturer Name:** TI(德州仪器) - **LCSC Part Number:** C2867171 - **Package or Case Code:** TSSOP-20_L6.5-W4.4-P0.65-LS6.4-BL - **Manufacturer Part Number:** PCF8574APW ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Digi-Key](https://www.digikey.com/en/products/detail/texas-instruments/PCF8574APW/1573126) | N/A | N/A | | [LCSC](https://www.lcsc.com/product-detail/C2867171.html) | $5.8092 | 0 | | [Mouser](https://www.mouser.com/ProductDetail/Texas-Instruments/PCF8574APW?qs=wgAEGBTxy7n1gbWDaK1%252BDA%3D%3D) | $2.35 | 5.7K | - **Part Type:** Integrated Circuits - **Sub-Type:** Other - **Manufacturer:** Texas Instruments - **MPN:** PCF8574APW - **Mount Type:** PCB - **Package / Case Code:** 20-TSSOP - **Pin Count:** 20 ## 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 | | --- *Generated from [https://www.flux.ai/lcsc/pcf8574apw~rz7b](https://www.flux.ai/lcsc/pcf8574apw~rz7b)*