# NCA9555BYHP (Component)
## Description
I/O Expanders
NCA9555BYHP
HWQFN-24_L4.0-W4.0-P0.50-TL-EP2.9
LCSC Part Number: C20235693
JLCPCB Part Class: Extended Part
Manufactured by Nexperia(安世)
## Component Details
- **Owner:** lcsc
- **Created:** 3/16/2026
- **Last Updated:** 3/16/2026
- **Visibility:** Public
- **Manufacturer Part Number:** NCA9555BYHP
- **Part Type:** I/O Expanders
- **JLCPCB Part Class:** Extended Part
- **Manufacturer Name:** Nexperia(安世)
- **Package or Case Code:** HWQFN-24_L4.0-W4.0-P0.50-TL-EP2.9
- **LCSC Part Number:** C20235693
## 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/nca9555byhp/nexperia.html?utm_currency=USD®ion=nac) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C20235693.html) | $1.1051 | 0 |
| [Mouser](https://www.mouser.com/ProductDetail/Nexperia/NCA9555BYHP?qs=3Rah4i%252BhyCH3JzICIyl%252B5A%3D%3D) | $1.55 | 501 |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Other
- **Manufacturer:** Nexperia
- **MPN:** NCA9555BYHP
- **Mount Type:** PCB
- **Package / Case Code:** Other
- **Pin Count:** 25
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | P0_0 | |
| 2 | P0_1 | |
| 3 | P0_2 | |
| 4 | P0_3 | |
| 5 | P0_4 | |
| 6 | P0_5 | |
| 7 | P0_6 | |
| 8 | P0_7 | |
| 9 | GND | |
| 10 | P1_0 | |
| 11 | P1_1 | |
| 12 | P1_2 | |
| 13 | P1_3 | |
| 14 | P1_4 | |
| 15 | P1_5 | |
| 16 | P1_6 | |
| 17 | P1_7 | |
| 18 | A0 | |
| 19 | SCL | |
| 20 | SDA | |
| 21 | vcc | |
| 22 | ~{INT} | |
| 23 | A1 | |
| 24 | A2 | |
| 25 | EP | |
---
*Generated from [https://www.flux.ai/lcsc/nca9555byhp~xdmu](https://www.flux.ai/lcsc/nca9555byhp~xdmu)*