CAT9555 Description
The CAT9555 is a CMOS device that provides 16-bit parallel input/output port expansion for I2C and SMBus patible applications. These I/O expanders provide a simple solution in applications where additional I/Os are needed: sensors, power switches, LEDs, pushbuttons, and fans.
CAT9555 Applications
- Catalyst Semiconductor is licensed by Philips Corporation to carry the I2C Bus Protocol