Microchip Technology

MCP23017-E/SO  

I/O Expanders

MCP23017-E/SO Description

The MCP23017-E/SO is a 16-bit I/O expander manufactured by Microchip Technology, designed to provide a cost-effective solution for expanding the I/O capabilities of microcontrollers. This surface-mount device operates with a clock frequency of 1.7 MHz and supports a wide supply voltage range of 1.8V to 5.5V. It is compliant with the RoHS3 standard and is unaffected by REACH regulations, making it suitable for a wide range of applications.

MCP23017-E/SO Features

• 16-bit I/O Expander: Offers 16 general-purpose I/O pins, providing ample flexibility for various applications.
• 1.7 MHz Clock Frequency: Ensures fast data processing and communication with the host microcontroller.
• I2C Interface: Facilitates easy integration with microcontrollers that support I2C communication.
• 25mA Output Current: Capable of sourcing or sinking up to 25mA per pin, making it suitable for driving LEDs or other low-power devices.
• Interrupt Output: Provides an additional level of functionality by allowing the device to signal the host microcontroller when specific events occur.
• POR Feature: Includes a built-in power-on reset feature, ensuring reliable operation after power-up.
• Wide Voltage Range: Operates with a supply voltage between 1.8V and 5.5V, making it compatible with a variety of power sources.
• Moisture Sensitivity Level 1: Unaffected by moisture, which is beneficial for applications in harsh environments.

MCP23017-E/SO Applications

The MCP23017-E/SO is ideal for applications where expanding I/O capabilities is necessary, such as:

• Home Automation: Controlling various devices and sensors in smart home systems.
• Industrial Control Systems: Managing multiple input and output signals in industrial automation.
• Robotics: Expanding the number of sensors and actuators in robotic systems.
• Embedded Systems: Enhancing the functionality of embedded systems by adding more I/O options.

Conclusion of MCP23017-E/SO

The MCP23017-E/SO from Microchip Technology is a versatile I/O expander that offers a range of features and benefits, making it suitable for a variety of applications. Its 16-bit I/O expansion, I2C interface, and robust power management capabilities make it an excellent choice for designers looking to enhance the capabilities of their microcontroller-based systems. With its compliance with industry standards and wide voltage range, the MCP23017-E/SO is a reliable and cost-effective solution for expanding I/O in various electronic systems.

MCP23017-E/SO Documents

Download datasheets and manufacturer documentation for MCP23017-E/SO

PCN Assembly/Origin :

Die Attach Material 13/Feb/2021      

PCN Packaging :

Packing Changes 10/Oct/2016       Label and Packing Changes 23/Sep/2015      

Manuals :

Development Tools Catalog      

UNKNOWN TYPE :

MCP23017, MCP23S17 Datasheet      

Reference Design Library :

GPIODM-KPLCD: 8/16-Bit GPIO Exp, 4x4 Keypad, LCD      

Design Resources :

MCP23017 Development Tool Selector      

PCN Design/Specification :

MCP23017/MCP23S17 07/Jul/2016       MCP23017/MCP23S17 01/Jul/2022      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH