12C509A
Features
:
- 8-bit real time clock/counter (TMR0) with 8-bit programmable prescaler
- Power-On Reset (POR)
- Device Reset Timer (DRT)
- Watchdog Timer (WDT) with its own on-chip RC oscillator for reliable operation
- Programmable code-protection
- 1,000,000 erase/write cycle EEPROM data memory
- EEPROM data retention > 40 years
- Power saving SLEEP mode
- Wake-up from SLEEP on pin change
- Internal weak pull-ups on I/O pins
- Internal pull-up on MCLR pin
- Selectable oscillator options:
- INTRC: Internal 4 MHz RC oscillator
- EXTRC: External low-cost RC oscillator
- XT: Standard crystal/resonator
- LP: Power saving, low frequency crystal
.. High-Performance RISC CPU:
Note: Throughout this data sheet PIC12C5XX refers to the PIC12C508, PIC12C509, PIC12C508A, PIC12C509A, PIC12CR509A, PIC12CE518 and PIC12CE519. PIC12CE5XX refers to PIC12CE518 and PIC12CE519.
- Only 33 single word instructions to learn
- All instructions are single cycle (1 µs) except for program branches which are...