PCF8574TS/3,112

The IC component PCF8574TS/3,112 is a remote I/O expander for I2C-bus applications. It is a 16-pin SMD package with a wide supply voltage range of 2.5V to 6V. The PCF8574TS/3,112 is designed to provide 8-bit parallel input/output (I/O) expansion for microcontrollers through an I2C bus. Key features of the PCF8574TS/3,112 include: 1. I2C Interface: The PCF8574TS/3,112 communicates with the microcontroller through the I2C bus protocol, making it easy to integrate into existing systems. 2. Eight I/O Ports: It offers eight I/O ports that can be configured as inputs or outputs individually to suit various application requirements. 3. Quasi-bidirectional I/O Pins: Each I/O pin can be configured as an input with high-impedance state or as an output with push-pull or open-drain configuration. 4. Interrupt Output: The PCF8574TS/3,112 provides an interrupt output pin that can be used to trigger the microcontroller for specific events on any of the I/O ports. 5. Low Standby Current: With a maximum standby current of only 1µA, the PCF8574TS/3,112 ensures power efficiency, making it suitable for low-power applications. 6. Internal Power-On Reset: It includes an internal power-on reset circuit that initializes the I/O ports to a known default state during power-up, ensuring proper system initialization. 7. ESD Protection: The PCF8574TS/3,112 features built-in ESD protection on all I/O pins, safeguarding the device against potential electrostatic discharge damage. 8. Wide Temperature Range: It can operate in a temperature range of -40°C to +85°C, making it suitable for a wide range of industrial and commercial applications. Overall, the PCF8574TS/3,112 is a versatile and reliable I2C bus expander IC, ideal for expanding the I/O capabilities of microcontrollers in various applications such as home automation, industrial control systems, and automotive electronics.