AT87C51RC2-RLTUM

Product Overview

Category

The AT87C51RC2-RLTUM 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
• Advanced RISC architecture
• Wide operating voltage range
• Integrated on-chip peripherals
• Flash memory for program storage
• EEPROM for data storage
• Timers, counters, and interrupt controllers

Package

The AT87C51RC2-RLTUM is available in a compact and durable package, suitable for surface mount technology (SMT) applications.

Essence

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

Packaging/Quantity

The AT87C51RC2-RLTUM is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Architecture: 8-bit RISC
• CPU Speed: Up to 40 MHz
• Program Memory Size: 64 KB
• Data Memory Size: 2 KB
• Operating Voltage Range: 2.7V to 5.5V
• Number of I/O Pins: 32
• Communication Interfaces: UART, SPI, I2C
• Analog-to-Digital Converter (ADC): 8 channels, 10-bit resolution
• Timers/Counters: 3 timers/counters
• Interrupt Sources: External and internal interrupts

Detailed Pin Configuration

The AT87C51RC2-RLTUM 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. XTAL1 - Crystal oscillator input
4. XTAL2 - Crystal oscillator output
5. RST - Reset pin
6. P0.0 to P0.7 - Port 0 pins
7. P1.0 to P1.7 - Port 1 pins
8. P2.0 to P2.7 - Port 2 pins
9. P3.0 to P3.7 - Port 3 pins
10. EA/VPP - External Access Enable/Voltage Programming Pin
11. ALE/PROG - Address Latch Enable/Program Pin
12. PSEN - Program Store Enable
13. WR - Write Control
14. RD - Read Control
15. INT0 - External Interrupt 0
16. INT1 - External Interrupt 1
17. T0 - Timer 0 External Input
18. T1 - Timer 1 External Input
19. T2 - Timer 2 External Input
20. T2EX - Timer 2 Capture/Reload Trigger

... (continued for remaining pins)

Functional Features

The AT87C51RC2-RLTUM offers several functional features that enhance its performance and versatility:

1. High-speed processing: The microcontroller operates at a maximum speed of 40 MHz, enabling rapid data processing.
2. On-chip peripherals: Integrated peripherals such as UART, SPI, and I2C interfaces simplify communication with external devices.
3. Flash memory: The built-in flash memory allows for easy program storage and updates.
4. EEPROM: The on-chip EEPROM provides non-volatile data storage capabilities.
5. Timers and counters: The microcontroller includes timers and counters for precise timing and event counting.
6. Interrupt controllers: External and internal interrupt sources can be easily managed using the interrupt controllers.

Advantages and Disadvantages

Advantages

• High-performance processing capabilities
• Low-power consumption for energy efficiency
• Wide operating voltage range for flexibility in various applications
• Integrated peripherals reduce the need for external components
• Flash memory allows for easy program updates

Disadvantages

• Limited data memory size (2 KB)
• Limited number of I/O pins (32)
• Lack of advanced features found in more modern microcontrollers

Working Principles

The AT87C51RC2-RLTUM operates based on the principles of a typical 8-bit microcontroller. It executes instructions stored in its program memory, processes data using its CPU, and interacts with external devices through its I/O pins and integrated peripherals. The microcontroller can be programmed to perform specific tasks and respond to various inputs, making it suitable for a wide range of applications.

Detailed Application Field Plans

The AT87C51RC2-RLTUM finds application in various fields, including but not limited to:

1. Industrial automation: Control systems, monitoring devices, and data acquisition systems.
2. Consumer electronics: Home appliances, remote controls, and audio/video equipment.