
 PIC16F873
 PIC16F874
 PIC16F876
 PIC16F877

28/40-Pin 8-Bit CMOS FLASH Microcontrollers

Microcontroller Core Features:

 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)
  Up to 256 x 8 bytes of EEPROM Data Memory
 Pinout compatible to the PIC16C73B/74B/76/77
 Interrupt capability (up to 14 sources)
 Eight level deep hardware stack
 Direct, indirect and relative addressing modes
 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
 Low power, high speed CMOS FLASH/EEPROM
  technology
 Fully static design
 In-Circuit Serial Programming (ICSP) via two
  pins
 Single 5V In-Circuit Serial Programming capability
 In-Circuit Debugging via two pins
 Processor read/write access to program memory
 Wide operating voltage range: 2.0V to 5.5V
 High Sink/Source Current: 25 mA
 Commercial, Industrial and Extended temperature
  ranges
 Low-power consumption:
- < 0.6 mA typical @ 3V, 4 MHz
- 20 A typical @ 3V, 32 kHz
- < 1 A typical standby current

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
 10-bit multi-channel Analog-to-Digital converter
 Synchronous Serial Port (SSP) with SPI? (Master
  mode) and I2C? (Master/Slave)
 Universal Synchronous Asynchronous Receiver
  Transmitter (USART/SCI) with 9-bit address
  detection
 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)
