The PICPIC16C62B-20I/SP from MICROCHIP TECH. is PIC 16C family 28-Pin SPDIP 8-bit CMOS microcontroller. The PIC16C62B-20I/SP microcontroller has 3.5KB (2K x 14) OTP program memory, 128 x 8 RAM size and 22 I/O general-purpose I/O pins. This microcontroller operates at a maximum frequency of 20MHz with operating voltage of 4 to 5.5V. Operating temperature range is from -40°C to 85°C.