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AT87C51RD2-RDTUM
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AT87C51RD2-RDTUM

Product Overview

Category

The AT87C51RD2-RDTUM 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
  • Advanced RISC architecture
  • Flash memory for program storage
  • Wide range of input/output options
  • Low power consumption
  • Integrated peripherals for enhanced functionality

Package

The AT87C51RD2-RDTUM is available in a compact and durable package, suitable for easy integration into electronic circuits.

Essence

This microcontroller is designed to provide efficient and reliable control and processing capabilities for a wide range of applications.

Packaging/Quantity

The AT87C51RD2-RDTUM is typically packaged in reels or tubes, with a quantity of 1000 units per package.

Specifications

  • Architecture: 8-bit RISC
  • CPU Speed: Up to 33 MHz
  • Program Memory Size: 64 KB
  • Data Memory Size: 256 bytes
  • Operating Voltage Range: 2.7V to 5.5V
  • Number of I/O Pins: 32
  • Communication Interfaces: UART, SPI, I2C
  • Timers/Counters: 3
  • Analog-to-Digital Converter (ADC): 8 channels, 10-bit resolution
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AT87C51RD2-RDTUM has a total of 40 pins, each serving a specific purpose. The pin configuration is as follows:

  1. VCC - Power supply voltage
  2. GND - Ground
  3. P0.0 - General-purpose I/O pin
  4. P0.1 - General-purpose I/O pin
  5. P0.2 - General-purpose I/O pin
  6. P0.3 - General-purpose I/O pin
  7. P0.4 - General-purpose I/O pin
  8. P0.5 - General-purpose I/O pin
  9. P0.6 - General-purpose I/O pin
  10. P0.7 - General-purpose I/O pin
  11. RST - Reset pin
  12. P1.0 - General-purpose I/O pin
  13. P1.1 - General-purpose I/O pin
  14. P1.2 - General-purpose I/O pin
  15. P1.3 - General-purpose I/O pin
  16. P1.4 - General-purpose I/O pin
  17. P1.5 - General-purpose I/O pin
  18. P1.6 - General-purpose I/O pin
  19. P1.7 - General-purpose I/O pin
  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 - General-purpose I/O pin
  26. P2.1 - General-purpose I/O pin
  27. P2.2 - General-purpose I/O pin
  28. P2.3 - General-purpose I/O pin
  29. P2.4 - General-purpose I/O pin
  30. P2.5 - General-purpose I/O pin
  31. P2.6 - General-purpose I/O pin
  32. P2.7 - General-purpose I/O pin
  33. P3.0 - General-purpose I/O pin
  34. P3.1 - General-purpose I/O pin
  35. P3.2 - General-purpose I/O pin
  36. P3.3 - General-purpose I/O pin
  37. P3.4 - General-purpose I/O pin
  38. P3.5 - General-purpose I/O pin
  39. P3.6 - General-purpose I/O pin
  40. P3.7 - General-purpose I/O pin

Functional Features

The AT87C51RD2-RDTUM offers several functional features that enhance its performance and versatility:

  1. High-Speed Processing: With a CPU speed of up to 33 MHz, this microcontroller can handle complex tasks efficiently.
  2. Flash Memory: The built-in flash memory allows for easy program storage and updates.
  3. Integrated Peripherals: The microcontroller includes UART, SPI, and I2C interfaces, enabling seamless communication with other devices.
  4. Timers/Counters: The three timers/counters provide precise timing and event counting capabilities.
  5. Analog-to-Digital Converter (ADC): The ADC allows for the conversion of analog signals into digital data, expanding the microcontroller's sensing capabilities.

Advantages and Disadvantages

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技術ソリューションにおける AT87C51RD2-RDTUM の適用に関連する 10 件の一般的な質問と回答をリストします。

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

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

  2. Q: What is the maximum clock frequency supported by the AT87C51RD2-RDTUM? A: The AT87C51RD2-RDTUM can operate at a maximum clock frequency of 33 MHz.

  3. Q: How much program memory does the AT87C51RD2-RDTUM have? A: The AT87C51RD2-RDTUM has 64 KB of on-chip Flash program memory.

  4. Q: Can I expand the program memory of the AT87C51RD2-RDTUM? A: No, the program memory of the AT87C51RD2-RDTUM cannot be expanded externally.

  5. Q: How much RAM does the AT87C51RD2-RDTUM have? A: The AT87C51RD2-RDTUM has 2 KB of on-chip RAM.

  6. Q: Does the AT87C51RD2-RDTUM support serial communication protocols? A: Yes, the AT87C51RD2-RDTUM supports UART (Universal Asynchronous Receiver/Transmitter) for serial communication.

  7. Q: Can I use the AT87C51RD2-RDTUM for analog signal processing? A: No, the AT87C51RD2-RDTUM is a digital microcontroller and does not have built-in analog-to-digital converters (ADCs).

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

  9. Q: Does the AT87C51RD2-RDTUM have any on-chip timers/counters? A: Yes, the AT87C51RD2-RDTUM has three 16-bit timers/counters with various modes of operation.

  10. Q: Can I program the AT87C51RD2-RDTUM using C or assembly language? A: Yes, you can program the AT87C51RD2-RDTUM using both C and assembly language. It supports a wide range of development tools and compilers.

Please note that these answers are based on general information about the AT87C51RD2-RDTUM microcontroller. For specific technical details, it is recommended to refer to the datasheet or consult the manufacturer's documentation.