AT89S52-24JC

Product Overview

Category

AT89S52-24JC 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
• Flash memory for program storage
• In-system programmable
• 40-pin DIP package
• Wide operating voltage range
• Multiple I/O ports for versatile connectivity

Package and Quantity

AT89S52-24JC is available in a 40-pin Dual Inline Package (DIP). It is typically sold in packs of 10 units.

Specifications

• Architecture: 8-bit
• CPU Speed: 24 MHz
• Program Memory Size: 8 KB
• RAM Size: 256 bytes
• Data EEPROM Size: 512 bytes
• Number of I/O Pins: 32
• Operating Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Communication Interfaces: UART, SPI, I2C

Pin Configuration

The AT89S52-24JC microcontroller has a total of 40 pins. The pin configuration 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. XTAL2
19. XTAL1
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

• High-performance CPU with efficient instruction set
• On-chip Flash memory for program storage
• In-system programmable via serial interface
• Multiple I/O ports for versatile connectivity
• Timers and counters for precise timing operations
• Interrupt capability for event-driven programming
• UART, SPI, and I2C communication interfaces for data exchange
• Low-power consumption for energy-efficient applications

Advantages and Disadvantages

Advantages

• High-performance 8-bit microcontroller suitable for various applications
• In-system programmability allows for easy updates and modifications
• Wide operating voltage range enables compatibility with different power sources
• Multiple I/O ports provide flexibility in connecting external devices
• Low-power consumption extends battery life in portable devices

Disadvantages

• Limited program memory size compared to higher-end microcontrollers
• Relatively small RAM size may restrict complex data processing capabilities
• Lack of built-in peripherals like ADC or DAC may require additional components for certain applications

Working Principles

The AT89S52-24JC microcontroller operates based on the Von Neumann architecture. It executes instructions stored in its Flash memory and uses its CPU to perform various tasks. The microcontroller communicates with external devices through its I/O ports and interfaces like UART, SPI, and I2C. It can be programmed in-circuit using a serial interface, allowing for easy updates and modifications.

Application Field Plans

The AT89S52-24JC microcontroller finds applications in various fields, including but not limited to: - Industrial automation - Home automation - Robotics - Automotive electronics - Consumer electronics - Medical devices - Security systems

Alternative Models

For those seeking alternative microcontrollers with similar capabilities, the following models can be considered: - ATmega328P - PIC16F877A - STM32F103C8T6 - MSP430G2553 - LPC1768

These alternatives offer comparable features and performance, providing options for different project requirements.

In conclusion, the AT89S52-24JC microcontroller is a high-performance 8-bit microcontroller widely used in embedded control systems. Its versatile I/O ports, in-system programmability, and low-power consumption make it suitable for various applications across different industries.