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PIC16F877A-I/PT
+Lista de MateriaisIC MCU 8BIT 14KB FLASH 44TQFP
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FabricanteTecnologia Microchip
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Peça do Fabricante #PIC16F877A-I/PT
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Ficha Técnica PIC16F877A-I/PT DataSheet
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Pacote 44-TQFP
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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
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
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
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
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
Application
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.