Features:-

1. High-Performance RISC CPU: 

   • Only 35 Instructions to Learn - All single-cycle instructions except branches 

   • Operating Speed: - DC – 20 MHz oscillator/clock input - DC – 200 ns instruction cycle 

   • Interrupt Capability 

   • 8-Level Deep Hardware Stack 

   • Direct, Indirect, and Relative Addressing modes 

2. Special Microcontroller Features: 

   • Internal and External Oscillator Options - Precision Internal 4 MHz oscillator factory calibrated to ±1% - External Oscillator support for crystals and resonators 

   • Power-Saving Sleep mode 

   • Wide Operating Voltage Range – 2.0V to 5.5V 

   • Industrial and Extended Temperature Range 

   • Low-Power Power-on Reset (POR) 

   • Power-up Timer (PWRT) and Oscillator Start-up Timer (OST) 

   • Brown-out Detect (BOD) 

   • Watchdog Timer (WDT) with Independent Oscillator for Reliable Operation 

   • Multiplexed MCLR/Input Pin

   • Interrupt-on-Pin Change 

   • Individual Programmable Weak Pull-ups 

   • Programmable Code Protection 

   • High Endurance Flash/EEPROM Cell 

      - 100,000 write Flash endurance 

      - 1,000,000 write EEPROM endurance 

      - Flash/Data EEPROM Retention: > 40 years

3. Peripheral Features: 

   • 6 I/O Pins with Individual Direction Control 

   • High Current Sink/Source for Direct LED Drive 

   • Analog Comparator module with: 

       - One analog comparator

       - Programmable on-chip comparator voltage reference (CVREF) module

       - Programmable input multiplexing from device inputs 

       - Comparator output is externally accessible 

   • Analog-to-Digital Converter module (PIC12F675): 

       - 10-bit resolution 

       - Programmable 4-channel input 

       - Voltage reference input 

   • Timer0: 8-Bit Timer/Counter with 8-Bit Programmable Prescaler 

   • Enhanced Timer1: 

      - 16-bit timer/counter with prescaler 

      - External Gate Input mode 

      - Option to use OSC1 and OSC2 in LP mode as Timer1 oscillator, if INTOSC mode selected 

   • In-Circuit Serial Programming TM (ICSPTM) via two pins 

Specification:-

Related Document:-

 PIC21F675 SMD Data Sheet