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PIC16F874AT-I/ML
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PIC16F874AT-I/ML

Product Overview

Category

The PIC16F874AT-I/ML 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
  • EEPROM data memory
  • Wide operating voltage range
  • Low power consumption
  • Multiple communication interfaces
  • Enhanced peripheral integration

Package

The PIC16F874AT-I/ML is available in a small form factor package, known as the ML package. This package offers compactness and ease of integration into electronic systems.

Essence

The essence of the PIC16F874AT-I/ML lies in its ability to provide efficient and reliable control and processing capabilities in a compact and low-power package.

Packaging/Quantity

The PIC16F874AT-I/ML is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

  • Microcontroller Family: PIC16F
  • CPU Speed: Up to 20 MHz
  • Program Memory Size: 7.5 KB
  • RAM Size: 368 bytes
  • Data EEPROM Size: 256 bytes
  • Number of I/O Pins: 33
  • Operating Voltage Range: 2.0V to 5.5V
  • Communication Interfaces: USART, SPI, I2C
  • Timers: 3 x 8-bit, 1 x 16-bit
  • Analog-to-Digital Converter (ADC): 10-bit, 8 channels

Detailed Pin Configuration

The PIC16F874AT-I/ML features a total of 40 pins, each serving a specific purpose. The pin configuration is as follows:

  • VDD: Power supply voltage
  • VSS: Ground reference
  • RA0-RA5: General-purpose I/O pins
  • RB0-RB7: General-purpose I/O pins
  • RC0-RC7: General-purpose I/O pins
  • RD0-RD7: General-purpose I/O pins
  • RE0-RE2: General-purpose I/O pins
  • MCLR: Master Clear input
  • OSC1/CLKIN: Oscillator input
  • OSC2/CLKOUT: Oscillator output

Functional Features

The PIC16F874AT-I/ML offers a range of functional features that enhance its usability and performance. Some notable features include:

  • Enhanced Capture/Compare/PWM (CCP) module for precise timing control
  • Enhanced USART module for serial communication
  • Analog-to-Digital Converter (ADC) for analog signal acquisition
  • Timer modules for accurate timekeeping and event triggering
  • Interrupt capability for efficient handling of external events
  • Power-saving modes to minimize energy consumption
  • Watchdog Timer for system reliability

Advantages and Disadvantages

Advantages

  • High-performance RISC architecture enables fast execution of instructions
  • Compact package size allows for integration in space-constrained designs
  • Low power consumption extends battery life in portable applications
  • Wide operating voltage range provides flexibility in power supply options
  • Enhanced peripheral integration reduces the need for external components

Disadvantages

  • Limited program memory size may restrict the complexity of applications
  • Relatively small RAM size may limit the amount of data that can be stored
  • Lack of built-in Ethernet or USB interfaces may require additional components for connectivity

Working Principles

The PIC16F874AT-I/ML operates based on the principles of a typical microcontroller. It executes instructions stored in its program memory, interacts with various peripherals, and responds to external events through interrupts. The central processing unit (CPU) fetches instructions, decodes them, and performs the necessary operations to accomplish the desired tasks.

Detailed Application Field Plans

The PIC16F874AT-I/ML finds applications in various fields, including but not limited to:

  1. Industrial automation: Control systems for machinery and equipment
  2. Consumer electronics: Remote controls, smart home devices
  3. Automotive: Engine management systems, dashboard displays
  4. Medical devices: Patient monitoring, diagnostic equipment
  5. Internet of Things (IoT): Sensor nodes, data acquisition devices

Detailed and Complete Alternative Models

  • PIC16F877A-I/P
  • PIC18F4520-I/P
  • ATmega328P-PU
  • STM32F103C8T6
  • MSP430G2553IPW28R

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de PIC16F874AT-I/ML en soluciones técnicas

  1. What is the operating voltage range of PIC16F874AT-I/ML?

    • The operating voltage range of PIC16F874AT-I/ML is 2.0V to 5.5V.

  2. What are the key features of PIC16F874AT-I/ML?

    • PIC16F874AT-I/ML features 256 bytes of EEPROM data memory, 33 I/O pins, and a 10-bit analog-to-digital converter.

  3. Can PIC16F874AT-I/ML be used for motor control applications?

    • Yes, PIC16F874AT-I/ML can be used for motor control applications with appropriate interfacing and programming.

  4. Does PIC16F874AT-I/ML support communication protocols like SPI or I2C?

    • Yes, PIC16F874AT-I/ML supports both SPI and I2C communication protocols.

  5. What development tools are available for programming PIC16F874AT-I/ML?

    • Development tools such as MPLAB X IDE and PICkit programmers are commonly used for programming PIC16F874AT-I/ML.

  6. Is PIC16F874AT-I/ML suitable for low-power applications?

    • Yes, PIC16F874AT-I/ML is suitable for low-power applications due to its low power consumption features.

  7. Can PIC16F874AT-I/ML be used in automotive electronics?

    • Yes, PIC16F874AT-I/ML can be used in automotive electronics with proper consideration of environmental factors.

  8. What are the available communication interfaces on PIC16F874AT-I/ML?

    • PIC16F874AT-I/ML features USART, SPI, and I2C communication interfaces.

  9. Does PIC16F874AT-I/ML have built-in timers and PWM modules?

    • Yes, PIC16F874AT-I/ML has multiple built-in timers and PWM modules for various timing and control applications.

  10. What are the recommended operating conditions for PIC16F874AT-I/ML?

    • The recommended operating temperature range for PIC16F874AT-I/ML is -40°C to 125°C, making it suitable for a wide range of environments.