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AT89C51RC2-RLTUM
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AT89C51RC2-RLTUM

Product Overview

Category

AT89C51RC2-RLTUM belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic applications that require embedded control systems.

Characteristics

  • High-performance 8-bit microcontroller
  • Low-power consumption
  • Enhanced UART, SPI, and I²C serial interfaces
  • Flash memory for program storage
  • On-chip RAM for data storage
  • Multiple timers/counters for precise timing operations
  • Wide operating voltage range
  • Robust and reliable design

Package

AT89C51RC2-RLTUM is available in a compact and industry-standard 44-pin plastic quad flat package (PQFP).

Essence

The essence of this microcontroller lies in its ability to provide efficient and reliable control capabilities for a wide range of electronic devices and systems.

Packaging/Quantity

AT89C51RC2-RLTUM is typically packaged in reels or tubes, with each containing a specific quantity of microcontrollers. The exact packaging and quantity may vary depending on the supplier.

Specifications

  • Architecture: 8-bit
  • CPU Speed: Up to 40 MHz
  • Program Memory Size: 64 KB
  • Data Memory Size: 2 KB
  • Number of Pins: 44
  • Operating Voltage Range: 2.7V to 5.5V
  • Digital I/O Pins: 32
  • Analog Input Pins: 8
  • Communication Interfaces: UART, SPI, I²C
  • Timers/Counters: 3
  • Interrupt Sources: 6
  • ADC Resolution: 10-bit
  • PWM Channels: 4
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. P0.0 / AD0
  2. P0.1 / AD1
  3. P0.2 / AD2
  4. P0.3 / AD3
  5. P0.4 / AD4
  6. P0.5 / AD5
  7. P0.6 / AD6
  8. P0.7 / AD7
  9. RST
  10. P1.0 / T2
  11. P1.1 / T2EX
  12. P1.2 / WR
  13. P1.3 / RD
  14. P1.4 / T0
  15. P1.5 / T1
  16. P1.6 / INT0
  17. P1.7 / INT1
  18. XTAL2
  19. XTAL1
  20. GND
  21. VCC
  22. P2.0 / A8
  23. P2.1 / A9
  24. P2.2 / A10
  25. P2.3 / A11
  26. P2.4 / A12
  27. P2.5 / A13
  28. P2.6 / A14
  29. P2.7 / A15
  30. EA / VPP
  31. ALE / PROG
  32. PSEN
  33. P3.0 / RXD
  34. P3.1 / TXD
  35. P3.2 / INT0
  36. P3.3 / INT1
  37. P3.4 / T0
  38. P3.5 / T1
  39. P3.6 / WR
  40. P3.7 / RD
  41. AVSS
  42. AVCC
  43. AGND
  44. AGND

Functional Features

  • High-speed and efficient processing capabilities
  • Flexible and versatile communication interfaces
  • Ample program and data memory for complex applications
  • Precise timing and control through timers/counters
  • Support for analog input and PWM output
  • Low-power consumption for energy-efficient designs
  • Robust interrupt handling for real-time applications

Advantages

  • High-performance microcontroller suitable for a wide range of applications
  • Enhanced serial interfaces enable seamless communication with other devices
  • Ample program and data memory for complex algorithms and data storage
  • Wide operating voltage range allows compatibility with various power sources
  • Reliable and robust design ensures long-term operation

Disadvantages

  • Limited number of I/O pins may restrict the connectivity options in some applications
  • Lack of built-in peripherals, such as USB or Ethernet, may require additional components for certain applications

Working Principles

AT89C51RC2-RLTUM operates based on the principles of an 8-bit microcontroller. It executes instructions stored in its flash memory, processes data using its CPU, and interacts with external devices through its I/O pins and communication interfaces. The microcontroller's working principles involve fetching instructions,

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de AT89C51RC2-RLTUM en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of AT89C51RC2-RLTUM in technical solutions:

  1. Q: What is the AT89C51RC2-RLTUM microcontroller used for? A: The AT89C51RC2-RLTUM is a microcontroller commonly used in embedded systems and technical solutions.

  2. Q: What is the maximum clock frequency supported by the AT89C51RC2-RLTUM? A: The AT89C51RC2-RLTUM supports a maximum clock frequency of 33 MHz.

  3. Q: How much program memory does the AT89C51RC2-RLTUM have? A: The AT89C51RC2-RLTUM has 64 KB of on-chip Flash program memory.

  4. Q: Can I expand the program memory of the AT89C51RC2-RLTUM? A: No, the program memory of the AT89C51RC2-RLTUM cannot be expanded externally.

  5. Q: What is the voltage range supported by the AT89C51RC2-RLTUM? A: The AT89C51RC2-RLTUM operates at a voltage range of 2.7V to 5.5V.

  6. Q: Does the AT89C51RC2-RLTUM have any built-in communication interfaces? A: Yes, the AT89C51RC2-RLTUM has a UART (Universal Asynchronous Receiver/Transmitter) for serial communication.

  7. Q: Can I use the AT89C51RC2-RLTUM for analog signal processing? A: No, the AT89C51RC2-RLTUM is a digital microcontroller and does not have built-in analog-to-digital converters.

  8. Q: How many I/O pins does the AT89C51RC2-RLTUM have? A: The AT89C51RC2-RLTUM has 32 I/O pins for interfacing with external devices.

  9. Q: Is the AT89C51RC2-RLTUM suitable for low-power applications? A: Yes, the AT89C51RC2-RLTUM has power-saving modes and features that make it suitable for low-power applications.

  10. Q: Can I program the AT89C51RC2-RLTUM using C language? A: Yes, the AT89C51RC2-RLTUM can be programmed using C language along with the appropriate development tools and compilers.