AT89C51ID2-RLRUM

Product Overview

Category

AT89C51ID2-RLRUM 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
• Wide operating voltage range
• Multiple I/O ports for versatile connectivity
• Integrated timers and counters for precise timing operations

Package

AT89C51ID2-RLRUM 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 for a wide range of electronic devices and systems.

Packaging/Quantity

AT89C51ID2-RLRUM is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 33 MHz
• Program Memory Size: 64 KB
• RAM Size: 2 KB
• Operating Voltage Range: 2.7V to 5.5V
• Number of I/O Pins: 32
• Timers/Counters: 3
• Serial Communication: UART, SPI, I2C
• ADC Channels: 8
• PWM Channels: 4
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. P0.0 - Port 0, Pin 0
2. P0.1 - Port 0, Pin 1
3. P0.2 - Port 0, Pin 2
4. P0.3 - Port 0, Pin 3
5. P0.4 - Port 0, Pin 4
6. P0.5 - Port 0, Pin 5
7. P0.6 - Port 0, Pin 6
8. P0.7 - Port 0, Pin 7
9. RST - Reset Pin
10. P1.0 - Port 1, Pin 0
11. P1.1 - Port 1, Pin 1
12. P1.2 - Port 1, Pin 2
13. P1.3 - Port 1, Pin 3
14. P1.4 - Port 1, Pin 4
15. P1.5 - Port 1, Pin 5
16. P1.6 - Port 1, Pin 6
17. P1.7 - Port 1, Pin 7
18. XTAL1 - Crystal Oscillator Input
19. XTAL2 - Crystal Oscillator Output
20. GND - Ground
21. VCC - Power Supply
22. P2.0 - Port 2, Pin 0
23. P2.1 - Port 2, Pin 1
24. P2.2 - Port 2, Pin 2
25. P2.3 - Port 2, Pin 3
26. P2.4 - Port 2, Pin 4
27. P2.5 - Port 2, Pin 5
28. P2.6 - Port 2, Pin 6
29. P2.7 - Port 2, Pin 7
30. ALE/PROG - Address Latch Enable/Program Pulse
31. PSEN - Program Store Enable
32. EA/VPP - External Access Enable/Voltage Programming Pin

Functional Features

1. High-performance CPU for efficient data processing.
2. Flash memory allows easy reprogramming of the microcontroller.
3. Multiple I/O ports provide versatile connectivity options.
4. Integrated timers and counters enable precise timing operations.
5. Serial communication interfaces (UART, SPI, I2C) facilitate data exchange with external devices.
6. Analog-to-Digital Converter (ADC) channels allow measurement of analog signals.
7. Pulse Width Modulation (PWM) channels enable control of analog output signals.
8. Low-power consumption ensures energy efficiency in battery-powered applications.

Advantages

• Versatile connectivity options through multiple I/O ports.
• In-system programmability allows for easy updates and modifications.
• Integrated timers and counters provide precise timing capabilities.
• Wide operating voltage range accommodates various power supply configurations.
• Low-power consumption extends battery life in portable applications.

Disadvantages

• Limited program memory size compared to some other microcontrollers.
• Limited RAM size may restrict the complexity of applications that can be implemented.
• Lack of built-in peripherals for specific application requirements may require additional external components.

Working Principles