Devices Included in this Data Sheet:

High Performance RISC CPU:

• High performance RISC CPU

• Only 35 single word instructions to learn

• All single cycle instructions except for program 

branches which are two-cycle

• Operating speed: DC - 20 MHz clock input

DC - 200 ns instruction cycle

• Up to 8K x 14 words of FLASH Program Memory, 

Up to 368 x 8 bytes of Data Memory (RAM)

• Pinout compatible to the PIC16C73B/74B/76/77

• Pinout compatible to the PIC16F873/874/876/877

• Interrupt capability (up to 12 sources)

• Eight level deep hardware stack

• Direct, Indirect and Relative Addressing modes

• Processor read access to program memory

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

• Programmable code protection

• Power saving SLEEP mode

• Selectable oscillator options

• In-Circuit Serial Programming? (ICSP?) via two 

pins

Peripheral Features:

• Timer0: 8-bit timer/counter with 8-bit prescaler

• Timer1: 16-bit timer/counter with prescaler,

can be incremented during SLEEP via external 

crystal/clock

• Timer2: 8-bit timer/counter with 8-bit period

register, prescaler and postscaler 

• Two Capture, Compare, PWM modules

- Capture is 16-bit, max. resolution is 12.5 ns

- Compare is 16-bit, max. resolution is 200 ns

- PWM max. resolution is 10-bit

• 8-bit, up to 8-channel Analog-to-Digital converter

• Synchronous Serial Port (SSP) with SPI? (Master 

mode) and I2C? 

(Slave)

• Universal Synchronous Asynchronous Receiver 

Transmitter (USART/SCI)

• Parallel Slave Port (PSP), 8-bits wide with

external RD, WR and CS controls (40/44-pin only)

• Brown-out detection circuitry for

Brown-out Reset (BOR)

CMOS Technology:

• Low power, high speed CMOS FLASH technology

• Fully static design

• Wide operating voltage range: 2.0V to 5.5V

• High Sink/Source Current: 25 mA

• Industrial temperature range

• Low power consumption: 

- < 2 mA typical @ 5V, 4 MHz

- 20 µA typical @ 3V, 32 kHz

- < 1 µA typical standby current

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