Microchip Technology
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PIC16F1938-E/MV
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PIC16F1938-E/MV

Product Overview

Category

The PIC16F1938-E/MV belongs to the category of microcontrollers.

Use

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

Characteristics

  • High-performance 8-bit RISC architecture
  • Flash program memory with self-read/write capability
  • Enhanced mid-range core with 49 instructions
  • Wide operating voltage range
  • Low power consumption
  • Multiple communication interfaces (UART, SPI, I2C)
  • Analog-to-Digital Converter (ADC) module
  • Timers and PWM modules for precise timing control

Package

The PIC16F1938-E/MV is available in a compact and durable package, suitable for surface mount technology (SMT) assembly. The package type is MV, which stands for Microchip's 28-lead QFN package.

Essence

The essence of the PIC16F1938-E/MV lies in its ability to provide efficient and reliable control and processing capabilities in a compact form factor.

Packaging/Quantity

Microchip offers the PIC16F1938-E/MV microcontroller in tape and reel packaging. Each reel contains a specific quantity of microcontrollers, typically around 1000 units.

Specifications

  • CPU Speed: Up to 32 MHz
  • Program Memory Size: 14 KB
  • RAM Size: 768 bytes
  • Number of I/O Pins: 25
  • Operating Voltage Range: 1.8V to 5.5V
  • ADC Resolution: 10-bit
  • Number of Timers: 3
  • Communication Interfaces: UART, SPI, I2C

Detailed Pin Configuration

The PIC16F1938-E/MV microcontroller has a total of 28 pins. Here is the detailed pin configuration:

  1. RA0 - Analog Input/Output
  2. RA1 - Analog Input/Output
  3. RA2 - Analog Input/Output
  4. RA3 - Analog Input/Output
  5. RA4 - Digital Input/Output
  6. RA5 - Digital Input/Output
  7. VSS - Ground
  8. MCLR/VPP - Master Clear/Input for Programming
  9. RB0 - Digital Input/Output
  10. RB1 - Digital Input/Output
  11. RB2 - Digital Input/Output
  12. RB3 - Digital Input/Output
  13. RB4 - Digital Input/Output
  14. RB5 - Digital Input/Output
  15. RB6 - Digital Input/Output
  16. RB7 - Digital Input/Output
  17. VDD - Power Supply
  18. OSC1/CLKIN - Oscillator Crystal Input
  19. OSC2/CLKOUT - Oscillator Crystal Output
  20. RC0 - Digital Input/Output
  21. RC1 - Digital Input/Output
  22. RC2 - Digital Input/Output
  23. RC3 - Digital Input/Output
  24. RC4 - Digital Input/Output
  25. RC5 - Digital Input/Output
  26. RC6 - Digital Input/Output
  27. RC7 - Digital Input/Output
  28. VSS - Ground

Functional Features

The PIC16F1938-E/MV microcontroller offers several functional features, including:

  • Flash program memory for storing the application code
  • EEPROM data memory for non-volatile storage
  • Enhanced mid-range core with 49 instructions for efficient execution
  • Multiple communication interfaces for seamless integration with other devices
  • Timers and PWM modules for precise timing control
  • Analog-to-Digital Converter (ADC) module for analog signal processing
  • Interrupt capability for handling real-time events
  • Low power consumption modes for energy-efficient operation

Advantages and Disadvantages

Advantages

  • High-performance 8-bit RISC architecture
  • Wide operating voltage range allows flexibility in power supply selection
  • Compact package size suitable for space-constrained applications
  • Multiple communication interfaces enable easy integration with other devices
  • Low power consumption extends battery life in portable applications

Disadvantages

  • Limited program memory size compared to higher-end microcontrollers
  • Limited RAM size may restrict the complexity of applications
  • Lack of advanced features found in 16-bit or 32-bit microcontrollers

Working Principles

The PIC16F1938-E/MV microcontroller operates based on the principles of a typical 8-bit RISC architecture. It executes instructions stored in its flash program memory, processes data using its core, and interacts with external devices through various communication interfaces. The microcontroller can be programmed using Microchip's development tools and software.

Detailed Application Field Plans

The PIC16F1938-E/MV microcontroller finds applications in various fields, including:

  1. Home automation systems
  2. Industrial control systems 3

Texniki həllərdə PIC16F1938-E/MV tətbiqi ilə bağlı 10 ümumi sual və cavabı sadalayın

  1. What is the maximum operating frequency of PIC16F1938-E/MV?
    - The maximum operating frequency of PIC16F1938-E/MV is 32 MHz.

  2. Can PIC16F1938-E/MV be used for motor control applications?
    - Yes, PIC16F1938-E/MV can be used for motor control applications with its integrated PWM modules.

  3. Does PIC16F1938-E/MV support analog-to-digital conversion?
    - Yes, PIC16F1938-E/MV features a 10-bit ADC module for analog-to-digital conversion.

  4. What communication interfaces are supported by PIC16F1938-E/MV?
    - PIC16F1938-E/MV supports SPI, I2C, and UART communication interfaces.

  5. Is PIC16F1938-E/MV suitable for battery-powered applications?
    - Yes, PIC16F1938-E/MV is suitable for battery-powered applications due to its low power consumption features.

  6. Can PIC16F1938-E/MV be programmed using C language?
    - Yes, PIC16F1938-E/MV can be programmed using the C language with MPLAB XC8 compiler.

  7. What is the flash memory size of PIC16F1938-E/MV?
    - PIC16F1938-E/MV has 28 KB of flash memory for program storage.

  8. Does PIC16F1938-E/MV have built-in hardware security features?
    - Yes, PIC16F1938-E/MV includes hardware security features such as code protection and write protection.

  9. Can PIC16F1938-E/MV be used in automotive applications?
    - Yes, PIC16F1938-E/MV is suitable for automotive applications with its wide operating voltage range and robust design.

  10. What development tools are available for PIC16F1938-E/MV?
    - Development tools such as MPLAB X IDE and PICkit programmers are available for programming and debugging PIC16F1938-E/MV.