# TCA9554PW (Component) ## Description 8 Bit Port/Expander, I2C SMBUS, Interrupt output, TSSOP-16 SMBUS I2C Expander TSSOP*4.4x5mm*P0.65mm* ## Component Details - **Owner:** kicad-part-library - **Created:** 9/30/2024 - **Last Updated:** 9/30/2024 - **Visibility:** Public - **Package or Case Code:** TSSOP-16_4.4x5mm_P0.65mm - **Manufacturer Name:** Texas Instruments Inc. - **Datasheet URL:** http://www.ti.com/lit/ds/symlink/tca9554.pdf - **Manufacturer Part Number:** TCA9554PW - **Manufacturer:** Texas Instruments - **MPN:** TCA9554PW - **Package / Case Code:** 16-TSSOP - **Pin Count:** 16 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | A0 | | | 2 | A1 | | | 3 | A2 | | | 4 | P0 | | | 5 | P1 | | | 6 | P2 | | | 7 | P3 | | | 8 | GND | | | 9 | P4 | | | 10 | P5 | | | 11 | P6 | | | 12 | P7 | | | 13 | ~{INT} | | | 14 | SCL | | | 15 | SDA | | | 16 | VDD | | --- *Generated from [https://www.flux.ai/kicad-part-library/tca9554pw~sq8](https://www.flux.ai/kicad-part-library/tca9554pw~sq8)*