Microchip Technology

MCP23017T-E/SS  

I/O Expanders

MCP23017T-E/SS Description

The MCP23017T-E/SS is a 16-bit I/O expander manufactured by Microchip Technology, designed to interface with microcontrollers through the I2C interface. This device is an active, surface-mount component with a clock frequency of 1.7 MHz, providing high-speed communication capabilities. It operates within a supply voltage range of 1.8V to 5.5V, making it suitable for a wide range of applications. The MCP23017T-E/SS is compliant with the RoHS3 standard, indicating its adherence to environmental regulations.

MCP23017T-E/SS Features

• 16 I/O Pins: The MCP23017T-E/SS offers 16 general-purpose I/O pins, providing ample flexibility for various applications.
• I2C Interface: Utilizing the I2C interface allows for easy integration with microcontrollers and reduces the number of required pins for communication.
• 1.7 MHz Clock Frequency: This high clock frequency ensures fast data transfer rates, making the MCP23017T-E/SS suitable for applications requiring quick response times.
• 25mA Source/Sink Current: Each I/O pin can source or sink 25mA, providing sufficient current for driving various loads.
• POR Feature: The presence of a power-on reset (POR) feature ensures reliable operation when power is applied or restored.
• Interrupt Output: The MCP23017T-E/SS includes an interrupt output, allowing for efficient communication of status changes to the microcontroller.

MCP23017T-E/SS Applications

The MCP23017T-E/SS is ideal for applications where expanding the I/O capabilities of a microcontroller is necessary. Some specific use cases include:

• Industrial Automation: For controlling and monitoring various sensors and actuators in an automated system.
• Home Automation: To manage smart home devices such as lighting, security systems, and HVAC controls.
• Robotics: For managing multiple input and output signals in robotic systems, enhancing functionality and control.
• Data Acquisition Systems: To interface with various sensors and data for processing and analysis.

Conclusion of MCP23017T-E/SS

The MCP23017T-E/SS is a versatile I/O expander that offers high-speed communication, a wide voltage range, and robust features such as interrupt output and power-on reset. Its 16 I/O pins and I2C interface make it an excellent choice for applications requiring extensive input and output management. With its RoHS3 compliance and active product status, the MCP23017T-E/SS is a reliable and environmentally conscious choice for expanding I/O capabilities in various electronic systems.

MCP23017T-E/SS Documents

Download datasheets and manufacturer documentation for MCP23017T-E/SS

PCN Assembly/Origin :

Mult Devices 12/Sep/2018      

PCN Packaging :

Reel Design Update 07/May/2015       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