The TCA9536DGKR is a general-purpose input/output (GPIO) expander with an I2C interface. It provides eight quasi-bidirectional I/O pins for the I2C bus with a frequency of up to 400 kHz.
Eight I/O ports can be independently configured as inputs or outputs.
The device supports both 5V and 3.3V systems.
It features a low standby current consumption of 1 μA (max).
Low standby current consumption makes it suitable for battery-powered applications.
Simple I2C interface allows for easy integration with microcontrollers.
Quasi-bidirectional I/O pins provide flexibility in configuring input and output modes.
Support for both 5V and 3.3V systems enhances compatibility.
Small package size (MSOP-8) saves board space.
The TCA9536DGKR serves as an effective solution for expanding the number of GPIO pins available in embedded systems, industrial automation, consumer electronics, and more. With its low power consumption, ease of integration, and versatile I/O configuration options, it meets the requirements of various applications while maintaining reliable performance.
The TCA9536DGKR finds applications in diverse fields, including:
Embedded systems
Industrial automation
Consumer electronics
Automotive
Internet of Things (IoT) devices
Integrating the TCA9536DGKR into a design involves the following steps:
Connect the device to the I2C bus of the microcontroller.
Configure the I/O pins as inputs or outputs based on the application requirements.
Communicate with the device using the I2C protocol to read input states or set output states.
Ensure proper power supply to the device according to the system voltage level.
The TCA9536DGKR GPIO expander from Texas Instruments offers a compact, efficient solution for expanding GPIO capabilities in various electronic systems. With its low power consumption, flexible I/O configuration, and ease of integration, it caters to the needs of diverse applications, ranging from embedded systems to IoT devices.
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