AT89C51AC3-SLSIM

Product Overview

• Category: Microcontroller
• Use: Embedded systems, industrial automation, consumer electronics
• Characteristics: High-performance, low-power consumption, versatile
• Package: SLSIM (Small Outline Integrated Circuit)
• Essence: Advanced 8-bit microcontroller with enhanced features
• Packaging/Quantity: Available in tape and reel packaging, quantity varies

Specifications

The AT89C51AC3-SLSIM microcontroller offers the following specifications:

• Architecture: 8-bit
• Clock Speed: Up to 33 MHz
• Program Memory Size: 64 KB
• RAM Size: 2 KB
• Number of I/O Pins: 32
• Serial Communication Interfaces: UART, SPI, I2C
• Timers/Counters: 3
• Analog-to-Digital Converter (ADC): 8 channels, 10-bit resolution
• Operating Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The AT89C51AC3-SLSIM microcontroller has a total of 44 pins. The detailed 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. 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
41. AVCC
42. ADC0
43. ADC1
44. ADC2

Functional Features

The AT89C51AC3-SLSIM microcontroller offers the following functional features:

• High-performance 8-bit CPU with a wide range of instructions
• On-chip flash memory for program storage
• In-system programmable via serial interface
• Multiple communication interfaces for versatile connectivity
• Built-in timers/counters for precise timing operations
• Analog-to-digital converter for sensor interfacing
• Low-power consumption for energy-efficient applications
• Robust design for reliable operation in harsh environments

Advantages and Disadvantages

Advantages of the AT89C51AC3-SLSIM microcontroller include:

• Enhanced performance compared to previous models
• Versatile communication interfaces for easy integration
• In-system programmability for convenient updates
• Low-power consumption for energy-efficient designs

Disadvantages of the AT89C51AC3-SLSIM microcontroller include:

• Limited program memory size compared to some other microcontrollers
• Relatively fewer I/O pins for complex applications

Working Principles

The AT89C51AC3-SLSIM microcontroller operates based on the principles of an 8-bit CPU architecture. It executes instructions stored in its flash memory, which can be programmed using a serial interface. The microcontroller communicates with external devices through its I/O pins and supports various communication protocols such as UART, SPI, and I2C. It also incorporates timers/counters for precise timing operations and an analog-to-digital converter for interfacing with sensors. The low-power design ensures efficient operation, making it suitable for a wide range of applications.

Detailed Application Field Plans

The AT89C51AC3-SLSIM microcontroller finds applications in various fields, including:

1. Embedded Systems: Used in the development of embedded systems for industrial automation, home automation, and automotive applications.
2. Consumer Electronics: Integrated into consumer electronic devices such as smart appliances, remote controls, and wearable devices.
3. Internet of Things (IoT): Enables connectivity and control in IoT devices, facilitating data acquisition and communication.
4. Robotics: Utilized in robotics projects for controlling motors, sensors, and actuators.