PIC16F877A-I/PT

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PIC16F877A-I/PT

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IC MCU 8BIT 14KB FLASH 44TQFP

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Especificações

Atributo Valor
Package Tray
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 Surface Mount
Package/Case 44-TQFP

Visão Geral

Description

The PIC16F877A-I/PT is an 8-bit microcontroller from Microchip Technology, widely used for its versatility and ease of use. It belongs to the PIC16 series and features a 40-pin package. The microcontroller operates at a frequency of up to 20 MHz and includes 368 bytes of RAM, 256 bytes of EEPROM, and 14 KB of program memory. It also offers 33 input/output pins, enabling interfacing with various peripherals.
Key features include five 10-bit Analog-to-Digital Converter (ADC) channels, three timers (Timer0, Timer1, Timer2), and a Universal Synchronous Asynchronous Receiver Transmitter (USART) for serial communication. The PIC16F877A supports ICSP (In-Circuit Serial Programming) and low-power consumption modes.
This microcontroller is popular in educational projects, industrial applications, and hobbyist electronics due to its robust architecture and extensive support from development tools like MPLAB IDE. Overall, the PIC16F877A-I/PT is valued for its flexibility, ease of programming, and broad range of applications in embedded systems.

Equivalent

The PIC16F877A-I/PT is a popular 8-bit microcontroller by Microchip Technology. Equivalent products include:
1. ATmega328P: An 8-bit microcontroller from Microchip’s AVR line, commonly used in Arduino boards.
2. STM8S103F3: An 8-bit microcontroller from STMicroelectronics.
3. MSP430G2553: A 16-bit microcontroller from Texas Instruments, offering low power consumption.
These alternatives may vary in peripherals and architecture, so it’s important to compare specific features and requirements before selecting a replacement.

Features

The PIC16F877A-I/PT is an 8-bit microcontroller from Microchip Technology, designed for a wide range of applications. Key features include:
1. Core and Performance:
- 8-bit RISC architecture.
- Operating frequency up to 20 MHz.
2. Memory:
- 14 KB of Flash program memory.
- 368 bytes of RAM.
- 256 bytes of EEPROM for data storage.
3. I/O and Peripherals:
- 33 I/O pins.
- 8-channel 10-bit Analog-to-Digital Converter (ADC).
- Two 8-bit and one 16-bit timer.
- Capture/Compare/PWM (CCP) modules.
- Master Synchronous Serial Port (MSSP) module supporting SPI and I²C.
4. Communication:
- USART for serial communication.
5. Power and Packaging:
- Wide voltage operating range (2.0V to 5.5V).
- Available in 40-pin PDIP, 44-pin TQFP, and 44-pin PLCC packages.
6. Additional Features:
- Watchdog Timer for system reliability.
- In-Circuit Serial Programming (ICSP).
These features make the PIC16F877A suitable for embedded system applications where performance and flexibility are required.

Pinout

The PIC16F877A-I/PT is a 44-pin TQFP (Thin Quad Flat Pack) microcontroller. It belongs to the PIC16F87X family by Microchip Technology and is commonly used in embedded systems.
Here are the key functions and features of the PIC16F877A-I/PT:
1. Central Processing Unit (CPU): 8-bit CISC architecture.
2. Flash Memory: 14 KB of program memory.
3. RAM: 368 bytes of data memory.
4. EEPROM: 256 bytes for data storage.
5. I/O Ports: 33 I/O pins, organized in five ports (Port A through Port E).
6. Timers: Three timers (Timer0, Timer1, Timer2).
7. Analog-to-Digital Converter (ADC): 10-bit, 8-channel ADC.
8. Serial Communication: Supports USART, I2C, and SPI protocols.
9. Capture/Compare/PWM Modules: Two CCP modules.
10. Interrupts: Multiple sources with prioritized interrupts.
11. Operating Voltage: Typically 2.0V to 5.5V.
These features make the PIC16F877A-I/PT suitable for a variety of applications, including sensor interfacing, communication, and control systems.

Manufacturer

The PIC16F877A-I/PT is manufactured by Microchip Technology Inc. Microchip is a leading American semiconductor company that designs and manufactures a wide range of microcontrollers, memory, and analog products. The company is well-known for its extensive portfolio of microcontroller solutions, including the PIC and AVR families, which are widely used in embedded systems across various industries. Microchip focuses on providing cost-effective and reliable products that support a broad spectrum of applications, from consumer electronics to automotive and industrial systems. The company is also recognized for its comprehensive support and development tools, which help engineers and developers efficiently design and implement their projects.

Application

The PIC16F877A-I/PT microcontroller is widely used in various applications due to its versatility and performance. Common areas include:
1. Embedded Systems: Utilized in consumer electronics, appliances, and control systems.
2. Industrial Automation: Employed in PLCs, motor control, and process automation.
3. Automotive: Used for engine management, dashboards, and other vehicle electronics.
4. Home Automation: Powers smart home devices like thermostats and security systems.
5. Robotics: Integral in control systems for robotics and drones.
6. Communication Devices: Used in data communication systems and IoT devices.
7. Education: Popular choice for microcontroller training and prototyping.
Its flexibility in handling I/O operations, communication interfaces, and analog inputs makes it suitable for these applications.

Package

The PIC16F877A-I/PT is housed in a TQFP (Thin Quad Flat Package) with 44 pins. This surface-mount package type is known for its thin profile and compact size, providing a reliable form factor for integration in various electronic applications.

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