AT89C51RB2-RLRIL

Product Overview

Category

AT89C51RB2-RLRIL 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
• On-chip Flash memory for program storage
• In-system programmable (ISP) capability
• Wide operating voltage range
• Multiple timers/counters for precise timing control
• Integrated analog-to-digital converter (ADC)
• Supports a wide range of communication protocols

Package

AT89C51RB2-RLRIL is available in a compact and durable package suitable for surface mount technology (SMT). The specific package type may vary depending on the manufacturer.

Essence

The essence of AT89C51RB2-RLRIL lies in its ability to provide efficient and reliable control for various electronic devices and systems. It combines high-performance computing capabilities with low-power consumption, making it an ideal choice for battery-powered applications.

Packaging/Quantity

AT89C51RB2-RLRIL is typically packaged in reels or tubes, ensuring safe transportation and storage. The quantity per package may vary depending on the supplier's specifications.

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 40 MHz
• Program Memory Size: 64 KB
• RAM Size: 2 KB
• Data EEPROM Size: 256 bytes
• Operating Voltage Range: 2.7V to 5.5V
• Digital I/O Pins: 32
• ADC Channels: 8
• Timers/Counters: 3
• Communication Interfaces: UART, SPI, I²C

Detailed Pin Configuration

The pin configuration of AT89C51RB2-RLRIL is as follows:

1. P0.0
2. P0.1
3. P0.2
4. P0.3
5. P0.4
6. P0.5
7. P0.6
8. P0.7
9. RST
10. P1.0
11. P1.1
12. P1.2
13. P1.3
14. P1.4
15. P1.5
16. P1.6
17. P1.7
18. XTAL1
19. XTAL2
20. GND
21. VCC
22. P2.0
23. P2.1
24. P2.2
25. P2.3
26. P2.4
27. P2.5
28. P2.6
29. P2.7
30. ALE/PROG
31. PSEN
32. EA/VPP
33. P3.0
34. P3.1
35. P3.2
36. P3.3
37. P3.4
38. P3.5
39. P3.6
40. P3.7

Functional Features

AT89C51RB2-RLRIL offers the following functional features:

1. High-performance computing: The microcontroller operates at a maximum speed of 40 MHz, enabling efficient execution of complex tasks.
2. Enhanced serial interfaces: UART, SPI, and I²C interfaces facilitate seamless communication with external devices.
3. In-system programmability: The microcontroller can be programmed in-circuit, eliminating the need for separate programming hardware.
4. Integrated peripherals: Multiple timers/counters and an analog-to-digital converter enhance the microcontroller's capabilities for precise timing control and sensor interfacing.
5. Wide operating voltage range: The microcontroller can operate within a wide voltage range, making it suitable for various power supply configurations.

Advantages and Disadvantages

Advantages

• High-performance computing capabilities
• Low-power consumption
• In-system programmability
• Enhanced serial interfaces for communication
• Integrated peripherals for versatile applications
• Wide operating voltage range

Disadvantages

• Limited program memory size (64 KB)
• Limited RAM size (2 KB)
• Limited data EEPROM size (256 bytes)

Working Principles

AT89C51RB2-RLRIL operates based on the principles of microcontroller architecture. It executes instructions stored in its Flash memory, interacting with external devices through its I/O pins and communication interfaces. The microcontroller's central processing unit (CPU) performs arithmetic, logical, and control operations to accomplish desired tasks.

Detailed Application Field Plans

AT89C51RB2-RLRIL finds applications in various fields, including but not limited to: