Texas Instruments

TCA9535DBR

The TCA9535DBR is a low-cost, multi-channel I2C switch from Texas Instruments. It is designed to enable communication between an I2C bus and multiple I2C devices, allowing for efficient use of I2C bus resources and reducing the number of required bus wires.

Description:

The TCA9535DBR is a 1.7V to 5.5V I2C switch with 5 channels. It features a small package size and low power consumption, making it suitable for a wide range of applications. The device is controlled via the I2C bus, allowing for easy integration into existing systems.

Features:

• 5 channels for connecting multiple I2C devices to a single I2C bus
• I2C bus voltage range of 1.7V to 5.5V
• Small package size (TSSOP-16)
• Low power consumption (130µA typical at 1.8V)
• Compatible with I2C standard mode (100kHz) and fast mode (400kHz)
• Supports hot-swapping of I2C devices
• Supports I2C bus arbitration

Applications:

The TCA9535DBR is suitable for a wide range of applications where multiple I2C devices need to be connected to a single I2C bus. Some examples include:

• Industrial control systems
• Home automation systems
• Automotive infotainment systems
• Sensor networks
• Medical equipment
• Consumer electronics

In summary, the TCA9535DBR is a versatile and cost-effective I2C switch that can help simplify the design of systems with multiple I2C devices. Its small package size, low power consumption, and compatibility with standard I2C modes make it a popular choice for a wide range of applications.