The IXYS S3F94C4EZZ-SK94 is a part of their Other Processors and Microcontrollers (MCUs) series, and it is a SOP-20 RoHS (Reduction of Hazardous Substances) compliant part. It is a low-power 8-bit MCU integrated with a high speed flash memory architecture and operating voltage up to 5V. The processor features a maximum clock speed of 10 MHz, a 64KB program memory, a 2KB RAM, a 16 I/O lines, a power-down mode, and up to 4 channels of 8-bit counter/timers with a maximum pulse width and programmable time base. This MCU can be used in applications where low power consumption is desired, such as industrial automation, consumer appliances, gaming devices, and automotive applications.