This powerful (100 nanosecond instruction execution) yet easy-to-program (only 35 single word instructions) CMOS OTP-based 8-bit microcontroller packs Microchips powerful PIC architecture into an 18-pin package and is upwards compati PIC16C62X/CE62X to PIC16F62X Migration A newer version of this device is available. Please consider PIC16C621A