GENERAL DESCRIPTION The PIC16C55X(A) are 18 and 20-Pin EPROM-based members of the versatile PIC16CXX family of low-cost, high-performance, CMOS, fully-static, 8-bit microcontrollers. 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 - 200 ns instruction cycle • Interrupt capability • 16 special function hardware registers • 8-level deep hardware stack • Direct, Indirect and Relative addressing modes Peripheral Features: • 13 I/O pins with individual direction control • High current sink/source for direct LED drive • Timer0: 8-bit timer/counter with 8-bit programmable prescaler Special Microcontroller Features: • Power-on Reset (POR) • Power-up Timer (PWRT) and Oscillator Start-up Timer (OST) • Watchdog Timer (WDT) with its own on-chip RC oscillator for reliable operation Special Microcontroller Features (cont’d) • Programmable code protection • Power saving SLEEP mode • Selectable oscillator options • Serial in-circuit programming (via two pins) • Four user programmable ID locations CMOS Technology: • Low-power, high-speed CMOS EPROM technology • Fully static design • Wide operating voltage range - 2.5V to 5.5V PIC16C55X - 3.0 to 5.5V PIC16C55XA • Commercial, industrial and extended temperature range • Low power consumption - < 2.0 mA @ 5.0V, 4.0 MHz - 15 µA typical @ 3.0V, 32 kHz - < 1.0 µA typical standby current @ 3.0V
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