TCA9539RTWR
- Description
- TCA9539 LowVoltage16-Bit I2C and SMBus Low-Power I/O Expander
- Max Operating Temperature
- 85°C
- Datasheet

Quantity
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- 16-Bit I2C and SMBus Interface
- Max Frequency: 400k Hz
- Wide Operating Temperature Range: -40°C to 85°C
- Compact 24-WQFN Package
- Lead Free and RoHS Compliant
The Texas Instruments TCA9539 is a versatile low voltage 16-bit I2C and SMBus low-power I/O expander designed to enhance the functionality of microcontrollers in various applications. This device is ideal for expanding the number of I/O ports available, making it perfect for systems requiring additional input and output capabilities. Housed in a compact 24-WQFN package, the TCA9539 operates efficiently across a wide temperature range, ensuring reliable performance in diverse environments.
The TCA9539 Low Voltage 16-Bit I2C and SMBus Low-Power I/O Expander is designed to increase the number of I/O pins available in microcontroller applications. It is commonly used in consumer electronics, automotive systems, and industrial controls, providing an efficient way to manage GPIOs over I2C. Engineers and developers leverage its low power consumption and compact form factor to meet space and energy constraints.
Fusion’s in-house quality hubs and Prosemi testing facility are fully certified to meet critical industry standards for electronic component inspection and testing.
Quantity
Let us do the sourcing. Even if it's not available now, our team can track it down and tailor a solution just for you.