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Key Features
8-Bit I/O Expander: The TCA9535PWR provides 8 additional I/O pins that can be configured as inputs or outputs, expanding the I/O capabilities of microcontrollers.
I2C Interface: This IC communicates with the host microcontroller via the I2C interface, allowing for easy integration into existing systems.
Interrupt Output: The TCA9535PWR includes an interrupt output pin that can be configured to alert the host microcontroller of GPIO pin changes, reducing the need for constant polling.
Configuration Registers: This IC features configuration registers that allow for individual pin configuration, providing flexibility in I/O pin usage.
Low Standby Current: The TCA9535PWR has a low standby current consumption, making it suitable for battery-powered applications.
Note: For detailed technical specifications, please refer to the TCA9535PWR datasheet.
Application
Keypad Interfacing: The TCA9535PWR can be used for interfacing with keypads, providing additional GPIO pins for scanning keypad matrix configurations.
LED Control: This IC is suitable for controlling LEDs, allowing for dynamic control of LED displays using minimal GPIO pins.
Industrial Control Systems: The TCA9535PWR is ideal for use in industrial control systems, providing additional digital inputs and outputs for controlling various industrial devices.
