Microchip PIC, PIC16 Microcontroller MCU, 20-Pin SSOP [PIC16F628A-E/SS]; 264-7977
The Microchip PIC series 8bit flash based CMOS MCU with nanoWatt technology has 2 KB flash memory, 224B RAM, 128B EEPROM, 16 I/O ports and 20 pins. It's operating temperature ranges between -40°C to +125°C (Extended).
35 single word instructions
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 independent oscillator for reliable operation
Programmable code protection
Power saving SLEEP mode
Low-voltage programming
In-Circuit Serial Programming(ICSP) via two pins