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PIC16LF1938T-I/ML
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PIC16LF1938T-I/ML

Product Overview

Category

The PIC16LF1938T-I/ML belongs to the category of microcontrollers.

Use

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

Characteristics

  • Low power consumption
  • High performance
  • Enhanced peripheral integration
  • Wide operating voltage range
  • Small form factor

Package

The PIC16LF1938T-I/ML is available in a small outline 28-pin QFN package.

Essence

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

Packaging/Quantity

The PIC16LF1938T-I/ML is typically packaged in reels, with each reel containing a specific quantity of microcontrollers.

Specifications

  • Architecture: 8-bit
  • CPU Speed: Up to 32 MHz
  • Program Memory Size: 14 KB
  • RAM Size: 512 bytes
  • Number of I/O Pins: 25
  • ADC Channels: 10
  • Timers: 3
  • Communication Interfaces: UART, SPI, I2C
  • Operating Voltage Range: 1.8V to 5.5V
  • Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The PIC16LF1938T-I/ML has a total of 28 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. VSS - Ground
  9. RB0 - General-purpose I/O pin
  10. RB1 - General-purpose I/O pin
  11. RB2 - General-purpose I/O pin
  12. RB3 - General-purpose I/O pin
  13. RB4 - General-purpose I/O pin
  14. RB5 - General-purpose I/O pin
  15. RB6 - General-purpose I/O pin
  16. RB7 - General-purpose I/O pin
  17. RC0 - General-purpose I/O pin
  18. RC1 - General-purpose I/O pin
  19. RC2 - General-purpose I/O pin
  20. RC3 - General-purpose I/O pin
  21. RC4 - General-purpose I/O pin
  22. RC5 - General-purpose I/O pin
  23. RC6 - General-purpose I/O pin
  24. RC7 - General-purpose I/O pin
  25. OSC1/CLKIN - Oscillator input
  26. OSC2/CLKOUT - Oscillator output
  27. MCLR/VPP - Master Clear/Voltage Programming Pin
  28. VDD - Power supply voltage

Functional Features

The PIC16LF1938T-I/ML microcontroller offers several functional features, including:

  • Enhanced Capture/Compare/PWM (ECCP) module for advanced motor control applications
  • Analog-to-Digital Converter (ADC) for precise analog signal measurement
  • Enhanced USART module for serial communication
  • Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART) for UART communication
  • Enhanced Addressable USART module for I2C and SPI communication
  • Timer modules for accurate timing and event generation
  • Low-power modes for energy-efficient operation
  • Brown-out Reset (BOR) for reliable system startup

Advantages and Disadvantages

Advantages

  • Low power consumption allows for extended battery life in portable devices.
  • High performance enables efficient data processing and control.
  • Enhanced peripheral integration simplifies system design and reduces component count.
  • Wide operating voltage range provides flexibility in power supply options.
  • Small form factor allows for compact designs in space-constrained applications.

Disadvantages

  • Limited program memory size may restrict the complexity of applications.
  • Limited RAM size may impose constraints on data storage and manipulation.
  • 8-bit architecture may not be suitable for certain computationally intensive tasks.

Working Principles

The PIC16LF1938T-I/ML microcontroller operates based on the Von Neumann architecture. It consists of a central processing unit (CPU), program memory, data memory, and various peripherals. The CPU fetches instructions from the program memory, executes them, and manipulates data stored in the data memory. The peripherals provide additional functionality such as communication interfaces, timers, and analog-to-digital conversion.

Detailed Application Field Plans

The PIC16LF1938T-I/ML microcontroller finds applications in various fields, including:

  1. Home automation systems
  2. Industrial control systems
  3. Automotive electronics
  4. Medical devices

기술 솔루션에 PIC16LF1938T-I/ML 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the operating voltage range of PIC16LF1938T-I/ML?
    - The operating voltage range of PIC16LF1938T-I/ML is 1.8V to 3.6V.

  2. Can PIC16LF1938T-I/ML be used in battery-powered applications?
    - Yes, PIC16LF1938T-I/ML's low operating voltage makes it suitable for battery-powered applications.

  3. What are the key features of PIC16LF1938T-I/ML?
    - PIC16LF1938T-I/ML features include 28 KB Flash program memory, 1 KB RAM, and 25 I/O pins.

  4. Is PIC16LF1938T-I/ML suitable for temperature-sensitive applications?
    - Yes, PIC16LF1938T-I/ML has a wide operating temperature range, making it suitable for temperature-sensitive applications.

  5. Can PIC16LF1938T-I/ML be programmed using standard development tools?
    - Yes, PIC16LF1938T-I/ML can be programmed using Microchip's MPLAB® X IDE and other standard development tools.

  6. Does PIC16LF1938T-I/ML have built-in communication interfaces?
    - Yes, PIC16LF1938T-I/ML features USART, SPI, and I2C communication interfaces.

  7. What are the available package options for PIC16LF1938T-I/ML?
    - PIC16LF1938T-I/ML is available in a 28-pin QFN package.

  8. Can PIC16LF1938T-I/ML be used in motor control applications?
    - Yes, PIC16LF1938T-I/ML can be used in motor control applications with its PWM and capture/compare/PWM (CCP) modules.

  9. Is PIC16LF1938T-I/ML suitable for low-power applications?
    - Yes, PIC16LF1938T-I/ML features low-power modes and peripherals, making it suitable for low-power applications.

  10. Are there any application notes or reference designs available for PIC16LF1938T-I/ML?
    - Yes, Microchip provides application notes and reference designs for PIC16LF1938T-I/ML to assist in technical solutions.