Microchip Technology

MCP23017-E/ML  

I/O Expanders

MCP23017-E/ML Description

The MCP23017-E/ML is a high-performance I/O expander designed and manufactured by Microchip Technology. This device is an active, 16-bit I/O expander that operates with an I2C interface, making it ideal for applications requiring a simple and efficient communication protocol. With a clock frequency of 1.7 MHz, the MCP23017-E/ML offers reliable and fast data transfer capabilities. It is designed to operate within a supply voltage range of 1.8V to 5.5V, providing flexibility in various power supply scenarios. The device is RoHS3 compliant, REACH unaffected, and EAR99 classified, ensuring compliance with environmental and export regulations.

MCP23017-E/ML Features

• 16-bit I/O Expander: Offers 16 GPIO pins that can be individually programmed as inputs or outputs.
• I2C Interface: Simplifies communication with microcontrollers and other I2C devices.
• 1.7 MHz Clock Frequency: Ensures fast data transfer and processing.
• 1.8V to 5.5V Supply Voltage: Operates over a wide voltage range, making it suitable for various applications.
• 25mA Source/Sink Current: Capable of driving moderate current loads.
• POR (Power-On Reset) Feature: Provides a reset function upon power-up, ensuring reliable operation.
• Interrupt Output: Allows for notification of specific events or conditions.
• Moisture Sensitivity Level 3: Can withstand up to 168 hours of exposure to moisture before baking is required.

MCP23017-E/ML Applications

The MCP23017-E/ML is well-suited for a variety of applications where digital I/O expansion is necessary. Some specific use cases include:

• Industrial Automation: For controlling and monitoring various sensors and actuators in automated systems.
• Home Automation: To manage smart home devices such as lights, thermostats, and security systems.
• Robotics: For managing the complex array of sensors and motors in robotic systems.
• Medical Equipment: To interface with various diagnostic and monitoring devices in medical settings.

Conclusion of MCP23017-E/ML

The MCP23017-E/ML is a versatile and robust I/O expander that offers a range of features suitable for a wide array of applications. Its I2C interface, combined with a high clock frequency and a wide operating voltage range, makes it an excellent choice for systems requiring efficient and reliable I/O expansion. The inclusion of features like interrupt outputs and power-on reset further enhances its versatility, making it a standout choice in the I/O expander market.

MCP23017-E/ML Documents

Download datasheets and manufacturer documentation for MCP23017-E/ML

Errata :

MCP23S17 Rev A Errata      

PCN Assembly/Origin :

Assembly Site 22/Nov/2023      

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 :

Bond Wire Material Update 21/Oct/2016       MCP23017/MCP23S17 01/Jul/2022      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH