Microchip Technology
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
AT87C51RD2-3CSUM
Ver Detalle Hojas de datos

AT87C51RD2-3CSUM

Product Overview

Category

AT87C51RD2-3CSUM belongs to the category of microcontrollers.

Use

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

Characteristics

  • High-performance 8-bit microcontroller
  • Low-power consumption
  • Enhanced features compared to previous models
  • Wide operating voltage range
  • Integrated peripherals for versatile applications

Package

AT87C51RD2-3CSUM is available in a compact and durable package, suitable for surface mount technology (SMT) assembly.

Essence

The essence of this microcontroller lies in its ability to efficiently process and control data, making it an essential component in many electronic devices.

Packaging/Quantity

AT87C51RD2-3CSUM is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of microcontrollers. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

  • Architecture: 8-bit
  • Clock Speed: Up to 33 MHz
  • Program Memory Size: 64 KB
  • Data Memory Size: 256 bytes
  • Number of I/O Pins: 32
  • Operating Voltage Range: 2.7V to 5.5V
  • Communication Interfaces: UART, SPI, I2C
  • Timers/Counters: 3
  • Analog-to-Digital Converter (ADC): 8 channels, 10-bit resolution
  • Interrupt Sources: External and Internal

Detailed Pin Configuration

  1. VCC - Power supply voltage
  2. GND - Ground
  3. P0.0 - Port 0, Pin 0
  4. P0.1 - Port 0, Pin 1
  5. P0.2 - Port 0, Pin 2
  6. P0.3 - Port 0, Pin 3
  7. P0.4 - Port 0, Pin 4
  8. P0.5 - Port 0, Pin 5
  9. P0.6 - Port 0, Pin 6
  10. P0.7 - Port 0, Pin 7
  11. RST - Reset pin
  12. P1.0 - Port 1, Pin 0
  13. P1.1 - Port 1, Pin 1
  14. P1.2 - Port 1, Pin 2
  15. P1.3 - Port 1, Pin 3
  16. P1.4 - Port 1, Pin 4
  17. P1.5 - Port 1, Pin 5
  18. P1.6 - Port 1, Pin 6
  19. P1.7 - Port 1, Pin 7
  20. XTAL1 - Crystal oscillator input
  21. XTAL2 - Crystal oscillator output
  22. EA/VPP - External Access/Programming Enable
  23. ALE/PROG - Address Latch Enable/Program pulse
  24. PSEN - Program Store Enable
  25. P2.0 - Port 2, Pin 0
  26. P2.1 - Port 2, Pin 1
  27. P2.2 - Port 2, Pin 2
  28. P2.3 - Port 2, Pin 3
  29. P2.4 - Port 2, Pin 4
  30. P2.5 - Port 2, Pin 5
  31. P2.6 - Port 2, Pin 6
  32. P2.7 - Port 2, Pin 7

Functional Features

  • High-speed processing capabilities
  • On-chip memory for program storage and data handling
  • Multiple communication interfaces for seamless integration with other devices
  • Built-in timers/counters for precise timing operations
  • Analog-to-Digital Converter (ADC) for analog signal processing
  • Interrupt capability for efficient event handling
  • Low-power consumption modes for energy efficiency

Advantages and Disadvantages

Advantages

  • Enhanced performance compared to previous models
  • Wide operating voltage range allows flexibility in power supply options
  • Integrated peripherals reduce the need for external components
  • Compact package size enables space-saving designs
  • Versatile applications due to multiple communication interfaces and interrupt sources

Disadvantages

  • Limited program memory size compared to some other microcontrollers
  • Limited data memory size may restrict certain applications
  • Lack of advanced features found in higher-end microcontrollers

Working Principles

AT87C51RD2-3CSUM operates based on the principles of a typical microcontroller. It executes instructions stored in its program memory, processes data using its integrated peripherals, and communicates with external devices through its I/O pins and communication interfaces. The

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de AT87C51RD2-3CSUM en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of AT87C51RD2-3CSUM in technical solutions:

  1. Q: What is the AT87C51RD2-3CSUM microcontroller used for? A: The AT87C51RD2-3CSUM is a high-performance 8-bit microcontroller primarily used in embedded systems and industrial applications.

  2. Q: What is the operating voltage range of the AT87C51RD2-3CSUM? A: The AT87C51RD2-3CSUM operates within a voltage range of 4.0V to 5.5V.

  3. Q: How much flash memory does the AT87C51RD2-3CSUM have? A: The AT87C51RD2-3CSUM has 64KB of flash memory for program storage.

  4. Q: Can I use the AT87C51RD2-3CSUM for real-time applications? A: Yes, the AT87C51RD2-3CSUM is suitable for real-time applications due to its high-performance architecture and interrupt handling capabilities.

  5. Q: Does the AT87C51RD2-3CSUM support serial communication protocols? A: Yes, the AT87C51RD2-3CSUM supports multiple serial communication protocols such as UART, SPI, and I2C.

  6. Q: What is the maximum clock frequency of the AT87C51RD2-3CSUM? A: The AT87C51RD2-3CSUM can operate at a maximum clock frequency of 33 MHz.

  7. Q: Can I interface external memory with the AT87C51RD2-3CSUM? A: Yes, the AT87C51RD2-3CSUM supports external memory interfacing through its address and data bus.

  8. Q: Does the AT87C51RD2-3CSUM have built-in analog-to-digital converters (ADC)? A: No, the AT87C51RD2-3CSUM does not have built-in ADCs. External ADCs can be used if required.

  9. Q: What are the available power-saving modes in the AT87C51RD2-3CSUM? A: The AT87C51RD2-3CSUM offers various power-saving modes such as idle mode, power-down mode, and standby mode to conserve energy.

  10. Q: Is the AT87C51RD2-3CSUM compatible with other microcontrollers or development tools? A: Yes, the AT87C51RD2-3CSUM is compatible with standard 8051 microcontroller architectures and can be programmed using popular development tools like Keil or MPLAB.