AT89LS51-16PC

Product Overview

Category

The AT89LS51-16PC belongs to the category of microcontrollers.

Use

This microcontroller is widely used in various electronic applications that require embedded control systems.

Characteristics

• Low-power consumption
• High-performance 8-bit CPU
• Flash memory for program storage
• In-system programmable
• 4KB of on-chip Flash memory
• 128 bytes of RAM
• 32 programmable I/O lines
• Two 16-bit timer/counters
• Full-duplex UART serial channel
• Low-voltage programming capability

Package

The AT89LS51-16PC is available in a 40-pin plastic dual in-line package (PDIP).

Essence

The essence of the AT89LS51-16PC lies in its ability to provide efficient and reliable control in embedded systems through its powerful features and low-power consumption.

Packaging/Quantity

The AT89LS51-16PC is typically packaged in tubes or trays, with quantities varying based on customer requirements.

Specifications

• Operating Voltage: 2.7V to 6V
• Maximum Clock Frequency: 16 MHz
• Flash Memory Size: 4KB
• RAM Size: 128 bytes
• Number of I/O Lines: 32
• Timers/Counters: 2 (16-bit)
• Serial Communication: Full-duplex UART

Detailed Pin Configuration

The AT89LS51-16PC has a total of 40 pins, each serving a specific purpose. The pin configuration is as follows:

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 Input
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 Pulse
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

The AT89LS51-16PC offers several functional features that make it a versatile microcontroller for embedded control systems. Some of these features include:

• High-performance 8-bit CPU with a wide range of instructions
• Flash memory for program storage, allowing easy reprogramming
• In-system programmability, enabling updates without removing the microcontroller from the system
• Multiple I/O lines for interfacing with external devices
• Timers/counters for precise timing and event counting