PIC16F84A-20/SO

Key features

• Only 35 single word instructions to learn
• All instructions single-cycle except for program branches which are two-cycle
• Operating speed: DC - 20 MHz clock input DC - 200 ns instruction cycle
• 1024 words of program memory
• 68 bytes of Data RAM
• 64 bytes of Data EEPROM
• 14-bit wide instruction words
• 8-bit wide data bytes
• 15 Special Function Hardware registers
• Eight-level deep hardware stack
• Direct, indirect and relative addressing modes
• Four interrupt sources: External RB0/INT pin, TMR0 timer overflow, PORTB -7:4> interrupt-on-change, Data EEPROM write complete
• 13 I/O pins with individual direction control
• High current sink/source for direct LED drive: 25 mA sink max. per pin, 25 mA source max. per pin
• TMR0: 8-bit timer/counter with 8-bit programmable prescaler
• 10,000 erase/write cycles Enhanced FLASH Program memory typical
• 10,000,000 typical erase/write cycles EEPROM Data memory typical
• EEPROM Data Retention >40 years
• In-Circuit Serial Programming (ICSP) - via two pins
• Power-on Reset (POR), Power-up Timer (PWRT), Oscillator Start-up Timer (OST)
• Watchdog Timer (WDT) with its own On-Chip RC Oscillator for reliable operation
• Code protection
• Power saving SLEEP mode
• Selectable oscillator options
• Low power, high speed technology
• Fully static design
• Wide operating voltage range: Commercial: 2.0V to 5.5V, Industrial: 2.0V to 5.5V
• Low power consumption: <2 mA typical @ 5V, 4 MHz, 15 μA typical @ 2V, 32 kHz, <0.5 μA typical standby current @ 2V