AT89C51IC2-SLRUM

Product Overview

• Category: Microcontroller
• Use: Embedded systems, control applications
• Characteristics: High-performance, low-power, 8-bit microcontroller
• Package: Slim Dual In-Line Package (SLRUM)
• Essence: AT89C51IC2-SLRUM is a versatile microcontroller designed for various control applications in embedded systems. It offers high performance and low power consumption, making it suitable for a wide range of projects.
• Packaging/Quantity: The AT89C51IC2-SLRUM is available in a slim dual in-line package and is typically sold in quantities of 100 or more.

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
• Analog-to-Digital Converter: 8 channels, 10-bit resolution
• Timers/Counters: 3 timers/counters
• Interrupt Sources: External, Timer, Serial, and Port I/O
• Operating Voltage: 2.7V to 5.5V

Detailed Pin Configuration

The AT89C51IC2-SLRUM microcontroller has a total of 40 pins. Here is the 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. VCC - Supply Voltage
10. GND - Ground
11. P1.0 - Port 1, Pin 0
12. P1.1 - Port 1, Pin 1
13. P1.2 - Port 1, Pin 2
14. P1.3 - Port 1, Pin 3
15. P1.4 - Port 1, Pin 4
16. P1.5 - Port 1, Pin 5
17. P1.6 - Port 1, Pin 6
18. P1.7 - Port 1, Pin 7
19. RST - Reset
20. XTAL1 - Crystal Oscillator Input
21. XTAL2 - Crystal Oscillator Output
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. EA/VPP - External Access Enable/Voltage Programming
31. ALE/PROG - Address Latch Enable/Program Pulse
32. PSEN - Program Store Enable
33. P3.0 - Port 3, Pin 0
34. P3.1 - Port 3, Pin 1
35. P3.2 - Port 3, Pin 2
36. P3.3 - Port 3, Pin 3
37. P3.4 - Port 3, Pin 4
38. P3.5 - Port 3, Pin 5
39. P3.6 - Port 3, Pin 6
40. P3.7 - Port 3, Pin 7

Functional Features

• High-performance 8-bit microcontroller with a clock speed of up to 33 MHz.
• Low-power consumption, making it suitable for battery-powered applications.
• Ample program memory size of 64 KB and 2 KB of RAM for storing instructions and data.
• Multiple serial communication interfaces (UART, SPI, I2C) for easy integration with other devices.
• Built-in analog-to-digital converter with 8 channels and 10-bit resolution for precise analog measurements.
• Three timers/counters for accurate timing and event counting.
• Various interrupt sources (external, timer, serial, and port I