# MCP23017_ML (Component)
## Description
16-bit I/O expander, I2C, interrupts, w pull-ups, QFN-28
I2C parallel port expander
QFN*6x6mm*P0.65mm*
## Component Details
- **Owner:** kicad-part-library
- **Created:** 9/27/2024
- **Last Updated:** 9/27/2024
- **Visibility:** Public
- **Datasheet URL:** http://ww1.microchip.com/downloads/en/DeviceDoc/20001952C.pdf
- **Manufacturer Name:** Microchip Technology Inc.
- **Manufacturer Part Number:** MCP23017_ML
- **Package or Case Code:** QFN-28-1EP_6x6mm_P0.65mm_EP4.25x4.25mm
- **Used in:** 7 projects
- **Manufacturer:** Microchip
- **MPN:** MCP23017_ML
- **Package / Case Code:** 16-QFN
- **Pin Count:** 29
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | GPB4 | |
| 2 | GPB5 | |
| 3 | GPB6 | |
| 4 | GPB7 | |
| 5 | VDD | |
| 6 | VSS | |
| 7 | NC | |
| 8 | SCK | |
| 9 | SDA | |
| 10 | NC | |
| 11 | A0 | |
| 12 | A1 | |
| 13 | A2 | |
| 14 | ~{RESET} | |
| 15 | INTB | |
| 16 | INTA | |
| 17 | GPA0 | |
| 18 | GPA1 | |
| 19 | GPA2 | |
| 20 | GPA3 | |
| 21 | GPA4 | |
| 22 | GPA5 | |
| 23 | GPA6 | |
| 24 | GPA7 | |
| 25 | GPB0 | |
| 26 | GPB1 | |
| 27 | GPB2 | |
| 28 | GPB3 | |
| 29 | EP | |
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*Generated from [https://www.flux.ai/kicad-part-library/mcp23017ml~j4q](https://www.flux.ai/kicad-part-library/mcp23017ml~j4q)*