CAT9555YI-T2

• 16-channel 16bit I/O expansion
• Max Operating Frequency: 400kHz
• Compatible with I2C and SMBus protocols
• Wide Operating Temperature Range: -40°C to 85°C
• 24-pin TSSOP package for compact designs

The onsemi CAT9555YI-T2 is a versatile 16-channel 16bit I/O expander designed for efficient communication in I2C and SMBus applications. This component is ideal for expanding the I/O capabilities of microcontrollers, making it suitable for a variety of electronic projects and systems. With a maximum operating frequency of 400kHz, it ensures fast data transfer and reliable performance in demanding environments. Packaged in a 24-pin TSSOP, it is optimized for space-constrained designs while maintaining high functionality.

The CAT9555YI-T2 is a 16-channel, 16-bit I/O expander designed for use in I²C and SMBus applications. Operating within a supply voltage range of 2.3V to 5.5V, this device allows for communication and control of multiple I/O ports, making it ideal for expanding digital interfaces in embedded systems. Its compact 24-pin TSSOP package ensures easy integration into various electronic designs. Suitable for applications requiring reliable data handling up to 400kHz, the CAT9555YI-T2 is a versatile solution for developers needing efficient port management in their projects.