PIC16F877A-I/P

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PIC16F877A-I/P

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IC MCU 8BIT 14KB FLASH 40DIP

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Especificações

Atributo Valor
Package Tube
Series PIC® 16F
ProductStatus Active
CoreProcessor PIC
CoreSize 8-Bit
Speed 20MHz
Connectivity I²C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
NumberofI/O 33
ProgramMemorySize 14KB (8K x 14)
ProgramMemoryType FLASH
EEPROMSize 256 x 8
RAMSize 368 x 8
Voltage-Supply(Vcc/Vdd) 4V ~ 5.5V
DataConverters A/D 8x10b
OscillatorType External
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Through Hole
Package/Case 40-DIP (0.600, 15.24mm)

Visão Geral

Description

The PIC16F877A-I/P is a popular microcontroller from Microchip Technology, belonging to the PIC16 series. It is known for its versatility, ease of programming, and wide range of applications in embedded systems. The microcontroller features an 8-bit RISC architecture, which ensures efficient instruction execution.
Key specifications include 368 bytes of RAM, 256 bytes of EEPROM, and 14 KB of flash memory for program storage. It offers 33 input/output pins, allowing for flexible interfacing with peripherals. The microcontroller supports a maximum clock frequency of 20 MHz, enabling fast processing speeds for various applications.
Additional features include an inbuilt 10-bit Analog-to-Digital Converter (ADC) with 8 channels, serial communication protocols like USART, I2C, and SPI, and various timers for precise control operations. It operates on a supply voltage range of 2.0V to 5.5V, making it suitable for battery-powered and low-power applications.
The PIC16F877A-I/P is widely used in educational projects, industrial automation, consumer electronics, and robotics due to its robust performance and extensive support from the development community.

Equivalent

Equivalent products to the PIC16F877A-I/P microcontroller include:
1. PIC16F887 - Offers similar features with improved performance.
2. PIC18F4520 - Provides enhanced functionality and more memory.
3. ATmega16 - An AVR microcontroller with comparable capabilities.
4. STM32F030 - A 32-bit ARM-based microcontroller with similar applications.
5. AT89S52 - A popular 8-bit microcontroller with similar I/O capabilities.
These alternatives vary in architecture, features, and performance, so selection depends on specific project requirements.

Features

The PIC16F877A-I/P is an 8-bit microcontroller from Microchip Technology, known for its versatility and wide application range. Key features include:
1. CPU Speed: Up to 20 MHz.
2. Flash Memory: 14 KB for program storage.
3. RAM: 368 Bytes.
4. EEPROM: 256 Bytes for data storage.
5. I/O Ports: 33 general-purpose input/output pins.
6. Timers: Three timers (Timer0, Timer1, Timer2) for various timing operations.
7. Capture/Compare/PWM Modules: Two CCP modules for capturing, comparing, and Pulse Width Modulation operations.
8. A/D Converter: 10-bit, 8-channel Analog-to-Digital Converter.
9. Communication Interfaces: Includes USART (Universal Synchronous Asynchronous Receiver Transmitter), SPI (Serial Peripheral Interface), and I2C (Inter-Integrated Circuit).
10. Watchdog Timer: Ensures the system can recover from unexpected events.
11. Operating Voltage: 2.0V to 5.5V.
12. Package: Available in 40-pin PDIP.
This microcontroller is suitable for applications in embedded systems, automation, robotics, and consumer electronics due to its robust feature set and ease of use.

Pinout

The PIC16F877A-I/P is a microcontroller from Microchip Technology and features 40 pins. It belongs to the mid-range family of PIC microcontrollers and is popular for its versatility and ease of use. Here's a concise summary of its pin count and functions:
1. Power Supply:
- VDD (2 pins): Power supply voltage.
- VSS (2 pins): Ground.
2. Oscillator:
- OSC1/CLKIN: Oscillator input or external clock source.
- OSC2/CLKOUT: Oscillator output.
3. I/O Ports:
- Port A (6 pins): RA0 to RA5, with analog input options.
- Port B (8 pins): RB0 to RB7, with interrupt-on-change feature.
- Port C (8 pins): RC0 to RC7, supports peripheral functions.
- Port D (8 pins): RD0 to RD7, parallel slave port option.
- Port E (3 pins): RE0 to RE2, with additional control functions.
4. Special Function Pins:
- MCLR: Master Clear (Reset) input.
- Tx/ Rx: Serial communication.
- SDA/SCL: I2C communication.
5. Analog Functions:
- AN0 to AN7: Analog inputs for ADC.
6. Additional Functions:
- CCP1/CCP2: Capture/Compare/PWM modules.
- T0CKI: Timer0 clock input.
Overall, the PIC16F877A-I/P offers a rich set of features for various applications in embedded systems.

Manufacturer

The PIC16F877A-I/P is manufactured by Microchip Technology Inc. Microchip Technology is an American company that specializes in the production of microcontroller, mixed-signal, analog, and Flash-IP integrated circuits. It is known for providing a wide range of products used in embedded control applications. The company is a leading supplier in the semiconductor industry, offering solutions for various industries including automotive, consumer electronics, industrial, and communications. Their products are crucial in applications that require precise control and processing, such as in automotive systems, home appliances, industrial equipment, and networking devices.

Application

The PIC16F877A-I/P microcontroller is widely used in various applications due to its versatility and ease of use. Common application areas include:
1. Embedded Systems: Used for controlling and automating tasks in consumer electronics and home automation.
2. Robotics: Employed in robot control systems for sensor integration and motor control.
3. Industrial Automation: Utilized in process control and monitoring systems.
4. Communication Devices: Found in devices needing serial communication interfaces.
5. Data Acquisition Systems: Used in systems for collecting and processing sensor data.
6. Educational Projects: Popular in teaching microcontroller programming and electronics.
Its affordability and extensive support make it ideal for both hobbyist and professional projects.

Package

The PIC16F877A-I/P is a microcontroller from Microchip Technology, available in a 40-pin Dual In-line Package (DIP). It is designed for easy prototyping and breadboard use due to its through-hole mounting.

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