MCP23017 module

Key Features:

• 16 Additional GPIO Pins – Expand your microcontroller’s I/O without upgrading hardware

• I²C Bus Communication – Requires only two data lines (SCL & SDA)

• Interrupt Capability – Trigger actions immediately based on input state changes

• Individually Configurable Pins – Input/output, pull-ups, interrupts, and polarity

• Low Power Standby – Suitable for battery-operated systems

Technical Specifications:

• Operating Voltage: 1.8V – 5.5V

• Communication Interface: I²C (up to 1.7 MHz)

• Number of GPIO Pins: 16 (2 x 8-bit ports)

• Interrupt Support: 2 interrupt output pins

• Pull-Up Resistors: Configurable per pin

• Package Type: DIP-28

• Operating Temperature: -40°C to +125°C

Applications:

• Home Automation Systems

• Robotics and Mechatronics

• Industrial Control Panels

• Sensor and Peripheral Expansion

• STEM and Educational Kits