PIC16F873

PIC 16f873 is a 28 pin microcontroller in DIP package from Microchip.

• Special Microcontroller Features

          - 100,000 erase/write cycle Enhanced Flash program memory typical
          - Self-reprogrammable under software control
          - Single-supply 5V In-Circuit Serial Programming
          - Watchdog Timer (WDT) with its own on-chip RC oscillatpr
          - Programmable Code Protection
          - Power-Saving Sleeping mode 

• Peripheral Features

          - Two 8-bit (TMR0, TMR2)timer/counter with Prescalar
          - One 16-bit timer/counter
          - Brown-out detection circuitry
          - Parallel Slave Port (PSP): 40/44 pin-device only

• High-Performance RISC CPU

          - Only 35 single-word instructions to learn
          - DC-20MHz clock input
          - Up to 8K x 14 words of Flash Program Memory
          - Pinout Compatible to other 28-pin or 40/44-pin

• Analog Features

           - 10-bit, up to 8-channel Analog-to-Digital Converter (A/D)
           -  Brown-out Reset(BOR)
           - Two analog comparators
           - Programmable on-chip voltage reference (VREF) module 

• CMOS Technology

           - Low-power, high-speed Flsh/EEPROM technology
           - Fully ststic design
           - Wide operating voltage range (2.0V to 5.5V)
           - Low-power consumption