12C508A-04/P

Devices included in this Data Sheet:

    • PIC12C508 • PIC12C508A • PIC12CE518 • PIC12C509 • PIC12C509A • PIC12CE519 • PIC12CR509A

    Note:  Throughout this data sheet PIC12C5XX refers to the PIC12C508, PIC12C509, PIC12C508A, PIC12C509A, PIC12CR509A, PIC12CE518 and PIC12CE519. PIC12CE5XX refers to PIC12CE518 and PIC12CE519.

High-Performance RISC CPU: 

• Only 33 single word instructions to learn 

• All instructions are single cycle (1 µs) except for program branches which are two-cycle

 • Operating speed: DC - 4 MHz clock input DC - 1 µs instruction cycle

• 12-bit wide instructions

• 8-bit wide data path 

• Seven special function hardware registers 

• Two-level deep hardware stack 

• Direct, indirect and relative addressing modes for data and instructions 

• Internal 4 MHz RC oscillator with programmable calibration 

• In-circuit serial programming

Peripheral 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

CMOS Technology: 

• Low power, high speed CMOS EPROM/ROM technology 

• Fully static design • Wide operating voltage range 

• Wide temperature range:

 - Commercial: 0°C to +70°C 

- Industrial: -40°C to +85°C 

- Extended: -40°C to +125°C 

• Low power consumption：

 - < 2 mA @ 5V, 4 MHz - 15 µA typical @ 3V, 32 KHz 

- < 1 µA typical standby current

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Richtung：

8-Pin, 8-Bit CMOS Microcontrollers