The Microchip PIC series 8bit flash based CMOS MCU has 1.75 KB flash memory, 224B RAM, 128B EEPROM, 16 I/O ports and 18 pins. It has a frequency range of 200 kHz (LP osc), operating voltage ranging between 3V-5.5V and operating temperature ranging between -40°C to +85°C (Industrial).

Only 35 single instructions to learn
All single cycle instructions (200 ns), except for program branches which are two-cycle
16 special function hardware registers
Eight level deep hardware stack
Direct, Indirect and Relative Addressing modes
Power-on Reset (POR)
Power-up Timer (PWRT) and oscillator start-up timer (OST)
Watchdog Timer (WDT) with its own on-chip RC oscillator for reliable operation
Programmable code protection