PIC Microcontroller 16F874/877A Pin Details

PIC Microcontroller:  

• 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 other 28-pin or 40/44-pin PIC16CXXX and PIC16FXXX microcontroller using projects.

Peripheral Features:

1. Timer0: 8-bit timer/counter with 8-bit prescaler
2. Timer1: 16-bit timer/counter with prescaler,can be incremented during Sleep via external crystal/clock
3. Timer2: 8-bit timer/counter with 8-bit period register, prescaler and postscaler
4. Two Capture, Compare, PWM modules
5.  Capture is 16-bit, max. resolution is 12.5 ns
6. Compare is 16-bit, max. resolution is 200 ns
7. PWM max. resolution is 10-bit
8. Synchronous Serial Port (SSP) with SPI™ (Master mode) and I2C™ (Master/Slave)
9. Universal Synchronous Asynchronous Receiver Transmitter (USART/SCI) with 9-bit address Detection
10. Parallel Slave Port (PSP) – 8 bits wide with external RD, WR and CS controls (40/44-pin only)
11. Brown-out detection circuitry for Brown-out Reset (BOR)

Analog Features:

• 10-bit, up to 8-channel Analog-to-Digital Converter (A/D)
•  Brown-out Reset (BOR)
• Analog Comparator module with:
• Two analog comparators
• Programmable on-chip voltage reference (VREF) module
• Programmable input multiplexing from device inputs and internal voltage reference
•  Comparator outputs are externally accessible.

Special Microcontroller Features:

• 100,000 erase/write cycle Enhanced Flash program memory typical
• 1,000,000 erase/write cycle Data EEPROM memory typical
• Data EEPROM Retention > 40 years
•  Self-reprogrammable under software control
• In-Circuit Serial Programming™ (ICSP™) via two pins
•  Single-supply 5V In-Circuit Serial Programming
• 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 Debug (ICD) via two pins.

CMOS Technology:

• Low-power, high-speed Flash/EEPROM technology
• Fully static design
• Wide operating voltage range (2.0V to 5.5V)
• Commercial and Industrial temperature ranges
• Low-power consumption.