Texas Instruments

TCA6416AZQSR  

I/O Expanders

TCA6416AZQSR Description

The TCA6416AZQSR is a 16-bit I/O expander designed by Texas Instruments, offering a versatile solution for expanding the input and output capabilities of microcontrollers. With a clock frequency of 400 kHz, this device is capable of handling high-speed data transfer, making it suitable for applications where quick response times are crucial. The TCA6416AZQSR operates within a wide supply voltage range of 1.65V to 5.5V, providing flexibility in power supply options. It is packaged in a 24-ball BGA package, which is suitable for surface mount applications.

TCA6416AZQSR Features

• Interface: The TCA6416AZQSR supports both I2C and SMBus interfaces, making it compatible with a wide range of microcontrollers and systems.
• Number of I/O: With 16 I/O lines, this device offers ample expansion capabilities for various applications.
• Current - Output Source/Sink: The TCA6416AZQSR can provide 10mA or 25mA of current, depending on the configuration, allowing it to drive a variety of loads.
• Interrupt Output: The device features an interrupt output, enabling real-time communication with the host microcontroller.
• Voltage - Supply: The wide supply voltage range of 1.65V to 5.5V makes it suitable for various power supply options.
• Mounting Type: The surface mount packaging allows for compact and efficient board layouts.
• Features: The TCA6416AZQSR includes a Power-On Reset (POR) feature, which ensures reliable startup and operation.
• RoHS Status: The device is compliant with RoHS3 regulations, making it suitable for environmentally conscious applications.

TCA6416AZQSR Applications

The TCA6416AZQSR is ideal for applications where I/O expansion is required, such as:

• Industrial Automation: For controlling and monitoring various sensors and actuators in industrial settings.
• Consumer Electronics: In devices like smart home systems, where multiple I/O lines are needed for user input and control.
• Automotive Systems: For expanding the I/O capabilities of automotive control units, such as infotainment systems and engine management.
• Medical Devices: For interfacing with various sensors and actuators in medical equipment, ensuring reliable and efficient operation.

Conclusion of TCA6416AZQSR

The TCA6416AZQSR is a versatile and reliable I/O expander, offering a wide range of features and benefits for various applications. Its high-speed data transfer capabilities, wide supply voltage range, and compatibility with I2C and SMBus interfaces make it a valuable addition to any system requiring I/O expansion. Although the product is currently marked as obsolete, it remains a strong choice for existing designs and applications that require its specific features.

TCA6416AZQSR Documents

Download datasheets and manufacturer documentation for TCA6416AZQSR

Datasheets :

TCA6416A      

PCN Obsolescence/ EOL :

EOL Mult Devices 30/Apr/2019      

HTML Datasheet :

TCA6416A      

PCN Design/Specification :

TCA6416A 11/May/2021