# PCF8574AP (Component)
## Description
I/O Expanders
PCF8574AP
DIP-16_L19.2-W6.6-P2.54-LS7.6-BL
LCSC Part Number: C398072
JLCPCB Part Class: Extended Part
Manufactured by HGSEMI(华冠)
## Component Details
- **Owner:** lcsc
- **Created:** 11/3/2024
- **Last Updated:** 4/28/2025
- **Visibility:** Public
- **Manufacturer Name:** HGSEMI(华冠)
- **Product Info Url:** https://lcsc.com/product-detail/I-O-Expansion_HGSEMI-PCF8574AP_C398072.html
- **Manufacturer Part Number:** PCF8574AP
- **Package or Case Code:** DIP-16_L19.2-W6.6-P2.54-LS7.6-BL
- **Part Type:** I/O Expanders
- **LCSC Part Number:** C398072
- **JLCPCB Part Class:** Extended Part
- **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2409291934_HGSEMI-PCF8574AP_C398072.pdf
- **Used in:** 3 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 |
|------------|--------------------|-------|
| [LCSC](https://www.lcsc.com/product-detail/C398072.html) | $0.7943 | 192 |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Other
- **MPN:** PCF8574AP
- **Mount Type:** PCB
- **Package / Case Code:** 16-DIP
- **Pin Count:** 16
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | A0 | |
| 2 | A1 | |
| 3 | A2 | |
| 4 | P0 | |
| 5 | P1 | |
| 6 | P2 | |
| 7 | P3 | |
| 8 | VSS | |
| 9 | P4 | |
| 10 | P5 | |
| 11 | P6 | |
| 12 | P7 | |
| 13 | #INT | |
| 14 | SCL | |
| 15 | SDA | |
| 16 | VDD | |
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*Generated from [https://www.flux.ai/lcsc/pcf8574ap~p1m2](https://www.flux.ai/lcsc/pcf8574ap~p1m2)*