Texas Instruments IC XPNDR 400KHZ I2C SMBUS 8SOIC PCA9536DRG4

The PCA9536DRG4 is a 4-channel I²C-bus configurable GPIO expander by Texas Instruments. It allows the control of up to four individual lines of digital I/O via an I²C interface, providing flexibility for system configurations where additional GPIOs are required. The device comes in a small package with various pinouts and can be used for applications such as controlling LEDs, switches, or other low-voltage logic-level devices. Its datasheet provides details on electrical specifications, pin functions, and recommended operating conditions. For circuit diagrams and mechanical packaging information, refer to the manufacturer's official documentation.