P87C51RC+4B,557

Product Overview

Category

The P87C51RC+4B,557 belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic applications that require embedded control and processing capabilities.

Characteristics

• High-performance 8-bit microcontroller
• Integrated with Flash memory for program storage
• Offers a wide range of input/output (I/O) options
• Supports multiple communication protocols
• Low power consumption
• Robust and reliable design

Package

The P87C51RC+4B,557 is available in a compact and industry-standard package, making it suitable for easy integration into different electronic systems.

Essence

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

Packaging/Quantity

The P87C51RC+4B,557 is typically packaged in trays or reels, and the quantity per package varies depending on the manufacturer's specifications.

Specifications

• Architecture: 8-bit
• CPU Speed: 33 MHz
• Program Memory Size: 4 KB
• RAM Size: 128 bytes
• Number of I/O Pins: 32
• Communication Interfaces: UART, SPI, I2C
• Operating Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The P87C51RC+4B,557 microcontroller has a total of 40 pins. The pin configuration is as follows:

1. VCC
2. Port 0.0 (P0.0)
3. Port 0.1 (P0.1)
4. Port 0.2 (P0.2)
5. Port 0.3 (P0.3)
6. Port 0.4 (P0.4)
7. Port 0.5 (P0.5)
8. Port 0.6 (P0.6)
9. Port 0.7 (P0.7)
10. RST
11. XTAL1
12. XTAL2
13. Port 1.0 (P1.0)
14. Port 1.1 (P1.1)
15. Port 1.2 (P1.2)
16. Port 1.3 (P1.3)
17. Port 1.4 (P1.4)
18. Port 1.5 (P1.5)
19. Port 1.6 (P1.6)
20. Port 1.7 (P1.7)
21. ALE/PROG
22. PSEN
23. EA/VPP
24. Port 2.0 (P2.0)
25. Port 2.1 (P2.1)
26. Port 2.2 (P2.2)
27. Port 2.3 (P2.3)
28. Port 2.4 (P2.4)
29. Port 2.5 (P2.5)
30. Port 2.6 (P2.6)
31. Port 2.7 (P2.7)
32. GND

Functional Features

• High-speed processing capabilities
• On-chip memory for program storage
• Multiple I/O options for versatile connectivity
• Support for various communication protocols
• Timers and counters for precise timing operations
• Interrupt handling for efficient event-driven programming
• Power-saving modes for reduced energy consumption
• Built-in security features for data protection

Advantages and Disadvantages

Advantages

• High-performance microcontroller suitable for demanding applications
• Versatile I/O options enable flexible connectivity
• Integrated memory eliminates the need for external storage
• Support for multiple communication protocols enhances compatibility
• Low power consumption extends battery life
• Robust design ensures reliability in harsh environments

Disadvantages

• Limited program memory size may restrict complex applications
• 8-bit architecture may not be sufficient for certain advanced tasks
• Lack of built-in peripherals may require additional components for specific functionalities

Working Principles

The P87C51RC+4B,557 operates based on an 8-bit architecture. It executes instructions stored in its internal Flash memory and interacts with external devices through its I/O pins. The microcontroller utilizes timers, counters, and interrupt handling mechanisms to perform precise timing operations and respond to events efficiently. Its working principles revolve around executing instructions, processing data, and controlling external devices according to the programmed logic.

Detailed Application Field Plans

The P87C51RC+4B,557 microcontroller finds applications in various fields, including but not limited to: - Industrial automation