Devices Included in this Data Sheet:
Referred to collectively as PIC16C55X.
• PIC16C554
• PIC16C557
• PIC16C558
High Performance RISC CPU:
• Only 35 instructions to learn
• All single-cycle instructions (200 ns), except for
program branches which are two-cycle
• Operating speed:
- DC - 20 MHz clock input
- DC - 20 ns instruction cycle
Interrupt capability
• 16-18 special function hardware registers
• 8-level deep hardware stack
• Direct, Indirect and Relative Addressing modes
Peripheral Features:
• 13-22 I/O pins with individual direction control
- Pull-up resistors on PORTB
• High current sink/source for direct LED drive
• Timer0: 8-bit timer/counter with 8-bit programma-
ble prescaler
