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PIC16F874-20/L
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PIC16F874-20/L

Product Overview

Category

The PIC16F874-20/L belongs to the category of microcontrollers.

Use

This microcontroller is widely used in various electronic devices and systems for controlling and processing data.

Characteristics

  • High-performance 8-bit RISC architecture
  • Flash-based program memory
  • Low power consumption
  • Wide operating voltage range
  • Enhanced features for easy integration
  • Flexible I/O options
  • On-chip peripherals for enhanced functionality

Package

The PIC16F874-20/L is available in a 44-pin plastic dual inline package (PDIP).

Essence

The essence of this microcontroller lies in its ability to provide efficient control and processing capabilities in a compact and versatile package.

Packaging/Quantity

The PIC16F874-20/L is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

  • Operating Voltage: 2.0V to 5.5V
  • CPU Speed: 20 MHz
  • Program Memory Size: 8 KB
  • RAM Size: 368 bytes
  • Number of I/O Pins: 33
  • Analog-to-Digital Converter (ADC): 8 channels, 10-bit resolution
  • Timers: 3 timers/counters
  • Serial Communication: USART, SPI, I2C

Detailed Pin Configuration

The PIC16F874-20/L has a total of 44 pins, each serving a specific function. The pin configuration is as follows:

  1. VSS - Ground
  2. RA0/AN0 - Analog Input/Output
  3. RA1/AN1 - Analog Input/Output
  4. RA2/AN2 - Analog Input/Output
  5. RA3/AN3/VREF-/CVREF - Analog Input/Output
  6. RA4/T0CKI - Timer0 Clock Input
  7. RA5/AN4/SS - Analog Input/Output, Slave Select
  8. RE0/RD/AN5 - Port E Bit 0, Read/Write Control, Analog Input/Output
  9. RE1/WR/AN6 - Port E Bit 1, Write Control, Analog Input/Output
  10. RE2/CS/AN7 - Port E Bit 2, Chip Select, Analog Input/Output
  11. VDD - Power Supply
  12. RB0/INT - Port B Bit 0, External Interrupt
  13. RB1/SDI/SDA - Port B Bit 1, Serial Data Input, I2C Data
  14. RB2/SDO/AN10 - Port B Bit 2, Serial Data Output, Analog Input/Output
  15. RB3/SCK/SCL - Port B Bit 3, Serial Clock, I2C Clock
  16. RB4/PGM - Port B Bit 4, Programming Voltage
  17. RB5/PGC - Port B Bit 5, Programming Clock
  18. RB6/PGD - Port B Bit 6, Programming Data
  19. RB7/PGM - Port B Bit 7, Programming Voltage
  20. VSS - Ground
  21. RC0/T1OSO/T13CKI - Port C Bit 0, Timer1 Oscillator Output, Timer1/Timer3 Clock Input
  22. RC1/T1OSI/CCP2 - Port C Bit 1, Timer1 Oscillator Input, CCP2
  23. RC2/CCP1 - Port C Bit 2, CCP1
  24. RC3/SCK/SCL - Port C Bit 3, Serial Clock, I2C Clock
  25. RC4/SDI/SDA - Port C Bit 4, Serial Data Input, I2C Data
  26. RC5/SDO - Port C Bit 5, Serial Data Output
  27. RC6/TX/CK - Port C Bit 6, Transmit Data, Clock
  28. RC7/RX/DT - Port C Bit 7, Receive Data, Data

Functional Features

The PIC16F874-20/L offers several functional features that enhance its usability and performance:

  1. Flash-based Program Memory: Allows for easy reprogramming of the microcontroller.
  2. Enhanced I/O Options: Provides flexibility in connecting external devices and sensors.
  3. On-Chip Peripherals: Includes timers/counters, analog-to-digital converter, and serial communication interfaces for added functionality.
  4. Low Power Consumption: Enables energy-efficient operation, making it suitable for battery-powered applications.
  5. Wide Operating Voltage Range: Allows for compatibility with various power supply sources.

Advantages and Disadvantages

Advantages

  • High-performance RISC architecture ensures efficient processing capabilities.
  • Flash-based program memory allows for easy re

Texniki həllərdə PIC16F874-20/L tətbiqi ilə bağlı 10 ümumi sual və cavabı sadalayın

  1. What is the maximum operating frequency of PIC16F874-20/L?
    - The maximum operating frequency of PIC16F874-20/L is 20 MHz.

  2. What are the key features of PIC16F874-20/L?
    - Some key features of PIC16F874-20/L include 256 bytes of EEPROM data memory, 368 bytes of RAM, and 33 I/O pins.

  3. Can PIC16F874-20/L be used in battery-powered applications?
    - Yes, PIC16F874-20/L can be used in battery-powered applications due to its low power consumption.

  4. How many analog-to-digital converter (ADC) channels does PIC16F874-20/L have?
    - PIC16F874-20/L has 8 ADC channels.

  5. Is PIC16F874-20/L suitable for motor control applications?
    - Yes, PIC16F874-20/L is suitable for motor control applications due to its integrated capture/compare/PWM modules.

  6. What programming language is commonly used for PIC16F874-20/L?
    - The most common programming language for PIC16F874-20/L is assembly language or C.

  7. Can PIC16F874-20/L communicate with other devices using serial communication protocols?
    - Yes, PIC16F874-20/L supports serial communication protocols such as SPI, I2C, and UART.

  8. What are the available development tools for programming PIC16F874-20/L?
    - Development tools such as MPLAB X IDE and PICkit programmers are commonly used for programming PIC16F874-20/L.

  9. Does PIC16F874-20/L have built-in security features?
    - Yes, PIC16F874-20/L offers security features such as code protection and data EEPROM/Flash memory protection.

  10. Are there any application notes or reference designs available for PIC16F874-20/L?
    - Yes, Microchip provides application notes and reference designs for various technical solutions using PIC16F874-20/L.