Microchip Technology

MCP23S17-E/SP  

I/O Expanders

MCP23S17-E/SP Description

The MCP23S17-E/SP is a high-performance I/O expander designed and manufactured by Microchip Technology. This device features 16 GPIO pins, expandable through the SPI interface, and operates at a clock frequency of 10 MHz. With a supply voltage range of 1.8V to 5.5V, it is suitable for a wide range of applications. The MCP23S17-E/SP is packaged in a 28-pin DIP tube, making it ideal for through-hole mounting in various electronic systems.

MCP23S17-E/SP Features

• 16 GPIO pins for flexible I/O expansion
• SPI interface for easy integration with microcontrollers
• 10 MHz clock frequency for fast data transfer
• 1.8V to 5.5V supply voltage range for compatibility with various power sources
• Through-hole mounting in a 28-pin DIP tube package
• 25mA output source/sink current capability
• POR (Power-On Reset) feature for reliable system startup
• Interrupt output for efficient event handling
• REACH unaffected and RoHS compliant for environmental sustainability
• Moisture Sensitivity Level (MSL) 1, suitable for a wide range of environments

MCP23S17-E/SP Applications

The MCP23S17-E/SP is ideal for various applications where I/O expansion is required. Some specific use cases include:

1. Industrial control systems: The MCP23S17-E/SP can be used to expand the number of digital inputs and outputs in industrial control systems, enabling more complex control logic and monitoring capabilities.
2. Home automation: This I/O expander can be used to interface with various sensors and actuators in home automation systems, providing a flexible and scalable solution for smart home applications.
3. Robotics: The MCP23S17-E/SP can be used to control and monitor the various actuators and sensors in robotic systems, providing a reliable and efficient way to manage the robot's I/O requirements.
4. Embedded systems: In embedded systems, the MCP23S17-E/SP can be used to expand the number of I/O pins, allowing for more complex functionality and increased system capabilities.

Conclusion of MCP23S17-E/SP

The MCP23S17-E/SP is a versatile and reliable I/O expander that offers a range of features and benefits for various applications. With its 16 GPIO pins, SPI interface, and flexible supply voltage range, it is an ideal choice for systems requiring I/O expansion. Its unique features, such as POR and interrupt output, provide additional advantages over similar models. The MCP23S17-E/SP is an excellent choice for applications in industrial control, home automation, robotics, and embedded systems, where I/O expansion and reliable performance are crucial.

MCP23S17-E/SP Documents

Download datasheets and manufacturer documentation for MCP23S17-E/SP

Errata :

MCP23S17 Rev A Errata      

PCN Assembly/Origin :

Qualification Revision 18/Dec/2013      

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 :

MCP23S17 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