# PCA9555PW,118 (Component)
## Description
16 400kHz TSSOP-24 I/O Expanders ROHS
PCA9555PW,118
TSSOP-24_L7.8-W4.4-P0.65-LS6.4-BL
LCSC Part Number: C128392
JLCPCB Part Class: Extended Part
Manufactured by NXP(恩智浦)
## Component Details
- **Owner:** lcsc
- **Created:** 10/17/2024
- **Last Updated:** 1/10/2025
- **Visibility:** Public
- **Product Info Url:** https://lcsc.com/product-detail/I-O-Expansion_NXP_PCA9555PW-118_PCA9555PW-118_C128392.html
- **Output Sink Current:** 25mA
- **Manufacturer Name:** NXP(恩智浦)
- **Operating Temperature:** -40~+85℃
- **LCSC Part Number:** C128392
- **Package or Case Code:** TSSOP-24_L7.8-W4.4-P0.65-LS6.4-BL
- **Datasheet URL:** https://assets.lcsc.com/datasheet/szlcsc/Download-ISO9001-Certification.pdf
- **Part Type:** I/O Expanders
- **Frequency:** 400kHz
- **Manufacturer Part Number:** PCA9555PW,118
- **JLCPCB Part Class:** Extended Part
- **Output Source current:** 10mA
- **Supply Voltage:** 2.3~5.5V
- **Used in:** 12 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/pca9555pw118/nxp-semiconductors.html?utm_currency=USD®ion=nac) | $1.5334 | 1.4K |
| [Digi-Key](https://www.digikey.com/en/products/detail/nxp-usa-inc/PCA9555PW-118/735672) | N/A | N/A |
| [HQonline](https://www.hqonline.com/product-detail/i-o-expanders-nxp-pca9555pw-118-2500383656) | $0.92589 | 4.6K |
| [LCSC](https://www.lcsc.com/product-detail/C128392.html) | $0.9688 | 7.4K |
| [Mouser](https://www.mouser.com/ProductDetail/NXP-Semiconductors/PCA9555PW118?qs=LOCUfHb8d9tg%2FDVhTFcZVQ%3D%3D) | $1.95 | 0 |
| [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=PCA9555PW.118) | $1.79 | 2.5K |
| [Verical](https://www.verical.com/pd/nxp-semiconductors-interface---i-o-expander-PCA9555PW-118-148982) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Other
- **Manufacturer:** NXP
- **MPN:** PCA9555PW,118
- **Mount Type:** PCB
- **Package / Case Code:** 16-TSSOP
- **Pin Count:** 24
- **Frequency:** 400kHz
- **Compliance:** Rohs
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | ~{INT} | |
| 2 | A1 | |
| 3 | A2 | |
| 4 | IO0_0 | |
| 5 | IO0_1 | |
| 6 | IO0_2 | |
| 7 | IO0_3 | |
| 8 | IO0_4 | |
| 9 | IO0_5 | |
| 10 | IO0_6 | |
| 11 | IO0_7 | |
| 12 | VSS | |
| 13 | IO1_0 | |
| 14 | IO1_1 | |
| 15 | IO1_2 | |
| 16 | IO1_3 | |
| 17 | IO1_4 | |
| 18 | IO1_5 | |
| 19 | IO1_6 | |
| 20 | IO1_7 | |
| 21 | A0 | |
| 22 | SCL | |
| 23 | SDA | |
| 24 | VDD | |
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*Generated from [https://www.flux.ai/lcsc/pca9555pwc118~xjei](https://www.flux.ai/lcsc/pca9555pwc118~xjei)*