The Texas Instruments PCA9535RGER is a high-performance, low-power 16-bit I/O expander that provides unparalleled functionality and versatility for a wide range of applications.

• Function: 16-bit I/O ports configured as inputs/outputs without pull-up resistors
• Standby Current Consumption: Low
• Interfaces: I2C and SMBus interfaces
• Interrupt Output: Configurable to alert the microcontroller when there is a change in the input state
• Hardware Address Pins: Three, allowing up to eight devices to share the same I2C-bus or SMBus
• Package: Compact 24-pin QFN package
• Operating Temperature Range: -40°C to 85°C