Manufacturer Part Number
TCA9538PWR
Manufacturer
Texas Instruments
Introduction
The TCA9538PWR is an Interface I/O Expander from Texas Instruments, designed for I2C communication, suitable for expanding input/output operations in microcontroller-based systems.
Product Features and Performance
8 I/O ports
I2C Interface
Interrupt Output functionality
Push-Pull Output Type
Clock Frequency of 400 kHz
Operational Voltage range of 1.65V to 5.5V
Operating Temperature range of -40°C to 85°C
Product Advantages
Provides additional I/O ports using minimal pins
Supports wide voltage and temperature ranges ensuring robust performance in varying environments
Interrupt feature enables efficient communication by notifying the host when input changes.
Key Technical Parameters
Number of I/O: 8
Interface: I2C
Clock Frequency: 400 kHz
Voltage Supply: 1.65V – 5.5V
Operating Temperature: -40°C to 85°C
Quality and Safety Features
Robust operating temperature range ensures stability under extreme conditions
Designed to meet industry standards for safety and reliability
Compatibility
Compatible with various microcontrollers with I2C interface
Application Areas
Industrial automation
Consumer electronics
Automotive systems
Communication equipment
Product Lifecycle
Currently active
Not nearing discontinuation, with sufficient support and availability
Several Key Reasons to Choose This Product
Enhances system capabilities with additional 8 I/O extensions
Easy integration with existing systems using I2C protocol
Reliable performance ensured by Texas Instruments’ rigorous quality standards
Versatile use across multiple applications and industries
Long-term availability and support ensure future-proof integration in new designs