Microchip Technology
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
PIC16F874-04/L
詳細を表示 DataSheets

PIC16F874-04/L

Product Overview

Category

The PIC16F874-04/L belongs to the category of microcontrollers.

Use

This microcontroller is widely used in various electronic applications that require embedded control and processing capabilities.

Characteristics

  • High-performance 8-bit RISC architecture
  • Flash-based program memory
  • Low power consumption
  • Wide operating voltage range
  • Enhanced peripheral integration
  • Flexible I/O options

Package

The PIC16F874-04/L is available in a 44-pin plastic dual inline package (PDIP).

Essence

The essence of the PIC16F874-04/L lies in its ability to provide efficient and reliable control and processing capabilities for a wide range of electronic devices and systems.

Packaging/Quantity

The PIC16F874-04/L is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

  • CPU Speed: 4 MHz
  • Program Memory Size: 8 KB
  • RAM Size: 368 bytes
  • Number of I/O Pins: 33
  • ADC Channels: 5
  • Timers: 3
  • Communication Interfaces: USART, SPI, I2C

Detailed Pin Configuration

The PIC16F874-04/L features a total of 44 pins, each serving a specific purpose. The pin configuration is as follows:

  1. VDD - Power supply voltage
  2. RA0 - General-purpose I/O pin
  3. RA1 - General-purpose I/O pin
  4. RA2 - General-purpose I/O pin
  5. RA3 - General-purpose I/O pin
  6. RA4 - General-purpose I/O pin
  7. RA5 - General-purpose I/O pin
  8. MCLR - Master Clear input
  9. VSS - Ground
  10. OSC1 - Oscillator input
  11. OSC2 - Oscillator output
  12. RC0 - General-purpose I/O pin
  13. RC1 - General-purpose I/O pin
  14. RC2 - General-purpose I/O pin
  15. RC3 - General-purpose I/O pin
  16. RC4 - General-purpose I/O pin
  17. RC5 - General-purpose I/O pin
  18. VSS - Ground
  19. RB0 - General-purpose I/O pin
  20. RB1 - General-purpose I/O pin
  21. RB2 - General-purpose I/O pin
  22. RB3 - General-purpose I/O pin
  23. RB4 - General-purpose I/O pin
  24. RB5 - General-purpose I/O pin
  25. RB6 - General-purpose I/O pin
  26. RB7 - General-purpose I/O pin
  27. VDD - Power supply voltage
  28. RD0 - General-purpose I/O pin
  29. RD1 - General-purpose I/O pin
  30. RD2 - General-purpose I/O pin
  31. RD3 - General-purpose I/O pin
  32. RD4 - General-purpose I/O pin
  33. RD5 - General-purpose I/O pin
  34. RD6 - General-purpose I/O pin
  35. RD7 - General-purpose I/O pin
  36. VSS - Ground
  37. VDD - Power supply voltage
  38. RE0 - General-purpose I/O pin
  39. RE1 - General-purpose I/O pin
  40. RE2 - General-purpose I/O pin
  41. RE3 - General-purpose I/O pin
  42. RE4 - General-purpose I/O pin
  43. RE5 - General-purpose I/O pin
  44. VSS - Ground

Functional Features

The PIC16F874-04/L offers a range of functional features that enhance its usability and performance. Some of the key features include:

  • Flash program memory for easy reprogramming
  • Enhanced peripheral integration, including USART, SPI, and I2C interfaces
  • Analog-to-Digital Converter (ADC) for precise analog measurements
  • Timers for accurate timing control
  • Flexible I/O options for versatile connectivity

Advantages and Disadvantages

Advantages

  • High-performance RISC architecture ensures efficient processing
  • Low power consumption for extended battery life
  • Wide operating voltage range allows for diverse applications
  • Enhanced peripheral integration simplifies system design
  • Flexible I/O options enable versatile connectivity

Disadvantages

  • Limited program memory size may restrict complex applications
  • Relatively small RAM size may limit data storage capacity
  • Lack of advanced features compared to more advanced microcontrollers

Working Principles

The PIC16F874-04/L operates based on a 8-bit RISC architecture, which allows for efficient execution of instructions. It utilizes flash-based program memory, enabling easy reprogramming of the microcontroller. The integrated peripherals and I/O pins provide the necessary functionality for interfacing with external devices and sensors.

Detailed

技術ソリューションにおける PIC16F874-04/L の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the maximum clock frequency of PIC16F874-04/L?
    - The maximum clock frequency of PIC16F874-04/L is 4 MHz.

  2. What are the key features of PIC16F874-04/L?
    - Some key features of PIC16F874-04/L include 256 bytes of EEPROM data memory, 68 bytes of SRAM, and 33 I/O pins.

  3. Can PIC16F874-04/L be used in battery-powered applications?
    - Yes, PIC16F874-04/L can be used in battery-powered applications due to its low power consumption.

  4. What programming language is commonly used for PIC16F874-04/L?
    - Assembly language and C are commonly used for programming PIC16F874-04/L.

  5. Is PIC16F874-04/L suitable for motor control applications?
    - Yes, PIC16F874-04/L is suitable for motor control applications due to its integrated peripherals and timers.

  6. What communication interfaces does PIC16F874-04/L support?
    - PIC16F874-04/L supports USART, SPI, and I2C communication interfaces.

  7. Can PIC16F874-04/L be used in temperature sensing applications?
    - Yes, PIC16F874-04/L can be used in temperature sensing applications with the use of external sensors.

  8. What development tools are available for PIC16F874-04/L?
    - Development tools such as MPLAB X IDE and PICkit programmers are commonly used for PIC16F874-04/L.

  9. Does PIC16F874-04/L have built-in analog-to-digital converters (ADC)?
    - Yes, PIC16F874-04/L has a 10-bit ADC with multiple channels.

  10. Is PIC16F874-04/L suitable for embedded control systems?
    - Yes, PIC16F874-04/L is suitable for embedded control systems due to its versatile features and peripherals.