AT89S52-24PI

Product Overview

Category

AT89S52-24PI belongs to the category of microcontrollers.

Use

It is commonly used in various electronic applications that require a microcontroller for processing and controlling tasks.

Characteristics

• High-performance 8-bit microcontroller
• Low-power consumption
• Flash memory for program storage
• In-system programmable
• 40-pin DIP package

Package and Quantity

AT89S52-24PI is available in a 40-pin Dual Inline Package (DIP). It is typically sold in quantities of one unit per package.

Specifications

• Architecture: 8-bit
• CPU Speed: 24 MHz
• Program Memory Size: 8 KB
• RAM Size: 256 bytes
• Number of I/O Pins: 32
• Timers/Counters: 3
• Serial Communication: UART, SPI
• Operating Voltage: 2.7V to 5.5V

Pin Configuration

The detailed pin configuration of AT89S52-24PI is as follows:

1. P1.0 - Port 1, Pin 0
2. P1.1 - Port 1, Pin 1
3. P1.2 - Port 1, Pin 2
4. P1.3 - Port 1, Pin 3
5. P1.4 - Port 1, Pin 4
6. P1.5 - Port 1, Pin 5
7. P1.6 - Port 1, Pin 6
8. P1.7 - Port 1, Pin 7
9. RST - Reset Pin
10. P3.0 - Port 3, Pin 0
11. P3.1 - Port 3, Pin 1
12. P3.2 - Port 3, Pin 2
13. P3.3 - Port 3, Pin 3
14. P3.4 - Port 3, Pin 4
15. P3.5 - Port 3, Pin 5
16. P3.6 - Port 3, Pin 6
17. P3.7 - Port 3, Pin 7
18. XTAL1 - Crystal Oscillator Input
19. XTAL2 - Crystal Oscillator Output
20. GND - Ground
21. VCC - Power Supply
22. P0.0 - Port 0, Pin 0
23. P0.1 - Port 0, Pin 1
24. P0.2 - Port 0, Pin 2
25. P0.3 - Port 0, Pin 3
26. P0.4 - Port 0, Pin 4
27. P0.5 - Port 0, Pin 5
28. P0.6 - Port 0, Pin 6
29. P0.7 - Port 0, Pin 7
30. ALE/PROG - Address Latch Enable/Program Pulse
31. PSEN - Program Store Enable
32. EA/VPP - External Access Enable/Voltage Programming

Functional Features

• High-performance CPU with a wide range of instructions
• On-chip Flash memory for program storage
• In-system programmable capability allows easy updates of the firmware
• Multiple timers/counters for precise timing and event counting
• UART and SPI serial communication interfaces for data exchange
• Low-power consumption for energy-efficient applications

Advantages and Disadvantages

Advantages

• High-performance microcontroller suitable for various applications
• In-system programmability allows for easy firmware updates
• Low-power consumption extends battery life in portable devices
• Ample program memory and RAM for most applications
• Multiple I/O pins provide flexibility in connecting external devices

Disadvantages

• Limited program memory size may restrict complex applications
• Lack of built-in peripherals may require additional components for certain functionalities
• Limited number of timers/counters may limit simultaneous timing operations

Working Principles

AT89S52-24PI operates based on the principles of a typical microcontroller. It executes instructions stored in its Flash memory, interacts with external devices through its I/O pins, and utilizes timers/counters for precise timing and event counting. The microcontroller can be programmed in-system, allowing for easy updates and modifications to the firmware.

Detailed Application Field Plans

AT89S52-24PI finds applications in various fields, including but not limited to: - Industrial automation - Home automation - Robotics - Automotive electronics - Consumer electronics - Embedded systems

Alternative Models

For those seeking alternatives to AT89S52-24PI, the following models offer similar functionality: - ATmega328P