PIC12C508A Microchip Technology, PIC12C508A Datasheet
PIC12C508A
Manufacturer Part Number
PIC12C508A
Description
8-Pin/ 8-Bit CMOS Microcontrollers
Manufacturer
Microchip Technology
Datasheet
1.PIC12C508A.pdf
(113 pages)
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Devices included in this Data Sheet:
• PIC12C508
• PIC12C509
• PIC12CR509A
High-Performance RISC CPU:
• Only 33 single word instructions to learn
• All instructions are single cycle (1 s) except for
• Operating speed: DC - 4 MHz clock input
PIC12C508
PIC12C508A
PIC12C509
PIC12C509A
PIC12CE518
PIC12CE519
PIC12CR509A
• 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
• Internal 4 MHz RC oscillator with programmable
• In-circuit serial programming
1999 Microchip Technology Inc.
Note: Throughout this data sheet PIC12C5XX
program branches which are two-cycle
data and instructions
calibration
Device
refers to the PIC12C508, PIC12C509,
PIC12C508A, PIC12C509A,
PIC12CR509A, PIC12CE518 and
PIC12CE519. PIC12CE5XX refers to
PIC12CE518 and PIC12CE519.
1024 x 12
1024 x 12
1024 x 12
Program
512 x 12
512 x 12
512 x 12
EPROM
• PIC12C508A
• PIC12C509A
DC - 1 s instruction cycle
8-Pin, 8-Bit CMOS Microcontrollers
1024 x 12
Program
ROM
Memory
• PIC12CE518
• PIC12CE519
RAM
Data
25
25
41
41
25
41
41
EEPROM
Data
16
16
Peripheral Features:
• 8-bit real time clock/counter (TMR0) with 8-bit
• Power-On Reset (POR)
• Device Reset Timer (DRT)
• Watchdog Timer (WDT) with its own on-chip RC
• Programmable code-protection
• 1,000,000 erase/write cycle EEPROM data
• 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:
CMOS Technology:
• Low power, high speed CMOS EPROM/ROM
• Fully static design
• Wide operating voltage range
• Wide temperature range:
• Low power consumption
programmable prescaler
oscillator for reliable operation
memory
- INTRC: Internal 4 MHz RC oscillator
- EXTRC: External low-cost RC oscillator
- XT:
- LP:
technology
- Commercial: 0°C to +70°C
- Industrial: -40°C to +85°C
- Extended: -40°C to +125°C
- < 2 mA @ 5V, 4 MHz
- 15 A typical @ 3V, 32 KHz
- < 1 A typical standby current
PIC12C5XX
Standard crystal/resonator
Power saving, low frequency crystal
DS40139E-page 1
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