Manufacturer Part Number
MCP23S18-E/MJ
Manufacturer
microchip-technology
Introduction
The MCP23S18 is a 16-bit I/O port expander with SPI interface. It provides a simple method of expanding the number of general purpose I/O (GPIO) pins for microcontroller-based systems. The device features 16 input/output pins that can be independently configured and controlled via the SPI interface.
Product Features and Performance
16-bit I/O port expander with SPI interface
Supports up to 10 MHz SPI clock frequency
Interrupt output pin for monitoring status of I/O pins
Open-drain output type with 25 mA sink/source current capability
Wide operating voltage range of 1.8 V to 5.5 V
Operating temperature range of -40°C to +125°C
Surface mount 24-pin VFQFN package
Product Advantages
Easy expansion of GPIO pins for microcontroller-based systems
Provides additional I/O functionality without increasing microcontroller pins
Efficient SPI interface for fast and reliable communication
Flexible configuration options for input/output control
Wide voltage and temperature range for diverse applications
Key Reasons to Choose This Product
Seamless integration with microcontroller systems
Robust and reliable performance in harsh environments
Cost-effective solution for expanding I/O capabilities
Comprehensive product portfolio and support from Microchip
Quality and Safety Features
Compliant with relevant industry standards
Rigorous testing and quality control measures
RoHS and WEEE compliant for environmental responsibility
Compatibility
The MCP23S18 is compatible with a wide range of microcontroller platforms that support the SPI interface.
Application Areas
Industrial automation and control systems
Embedded systems with limited I/O pins
Sensor and actuator interfacing
General-purpose I/O expansion
Product Lifecycle
The MCP23S18 is an active product in our portfolio. There are no known plans for discontinuation at this time. Customers can contact our website's sales team for information on any potential alternative or equivalent models that may become available in the future.