# MCP23S17 (Component) ## Description Aliases: undefined ## Component Details - **Owner:** ata56 - **Created:** 10/3/2021 - **Last Updated:** 10/3/2021 - **Visibility:** Public - **Manufacturer Part Number:** MCP23S17 - **MPN:** MCP23S17 - **Pin Count:** 28 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | GPB0 | | | 2 | GPB1 | | | 3 | GPB2 | | | 4 | GPB3 | | | 5 | GPB4 | | | 6 | GPB5 | | | 7 | GPB6 | | | 8 | GPB7 | | | 9 | VCC | | | 10 | GND | | | 11 | ~CS | | | 12 | SCK | | | 13 | SI | | | 14 | SO | | | 15 | A0 | | | 16 | A1 | | | 17 | A2 | | | 18 | ~RESET | | | 19 | INTB | | | 20 | INTA | | | 21 | GPA0 | | | 22 | GPA1 | | | 23 | GPA2 | | | 24 | GPA3 | | | 25 | GPA4 | | | 26 | GPA5 | | | 27 | GPA6 | | | 28 | GPA7 | | --- *Generated from [https://www.flux.ai/ata56/mcp23s17](https://www.flux.ai/ata56/mcp23s17)*