The PCA9536DGKR is a high-quality, reliable product from Texas Instruments, a world-renowned American technology company that designs and manufactures semiconductors and various integrated circuits.

• Function: 4 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications
• Interrupt Output: Designed with an interrupt output
• Supply Voltage Range: 2.3V to 5.5V
• Standby Current: Low
• Operating Temperature: -40°C to 85°C
• Hardware Address Pins: Three hardware address pins that allow up to eight devices on the I2C-bus
• Microcontroller Compatibility: Compatible with most microcontrollers
• Internal Power-On Reset: Yes
• Noise Filter: Noise filter on SCL/SDA inputs
• Edge Rate Control: Edge rate control on outputs
• Reset Input: Active LOW reset input
• Package: Small VSSOP8 package