MCU-2317 MCP23017 I2C Serial Interface 16 Bit I/O Extender Serial Module

MCU-2317 MCP23017 I2C Serial Interface 16 Bit I/O Extender Serial Module

6-Bit I/O Expander IIC I2C SPI Serial Interface Module MCP23017

6-Bit Remote Bidirectional I/O Port:

I/O pins default to input

• High-Speed I2C Interface (MCP23017):

100kHz 

400kHz  

1.7MHz

• High-Speed SPI Interface (MCP23S17):

- 10 MHz (maximum)

• Three Hardware Address Pins to Allow Up to

Eight Devices On the Bus

• Configurable Interrupt Output Pins:

- Configurable as active-high, active-low or

open-drain

• INTA and INTB Can Be Configured to Operate

Independently or Together

• Configurable Interrupt Source:

- Interrupt-on-change from configured register

defaults or pin changes

• Polarity Inversion Register to Configure the

Polarity of the Input Port Data

• External Reset Input

• Low Standby Current: 1 μA (max.)

• Operating Voltage:

- 1.8V to 5.5V @ -40°C to +85°C

- 2.7V to 5.5V @ -40°C to +85°C

- 4.5V to 5.5V @ -40°C to +125°C