P87C554SBAA,512

Basic Information Overview

• Category: Microcontroller
• Use: Embedded systems, control applications
• Characteristics: High-performance, low-power consumption, 8-bit microcontroller
• Package: Surface Mount Technology (SMT)
• Essence: Integrated circuit for controlling and managing electronic devices
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 33 MHz
• Program Memory Size: 16 KB
• RAM Size: 256 bytes
• Data EEPROM Size: 512 bytes
• I/O Pins: 32
• Timers/Counters: 3
• Communication Interfaces: UART, SPI, I2C
• Operating Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The P87C554SBAA,512 microcontroller has a total of 44 pins. The pin configuration is as follows:

1. VDD - Power supply voltage
2. XTAL1 - Crystal oscillator input
3. XTAL2 - Crystal oscillator output
4. RST - Reset input
5. P0.0 - Port 0, Pin 0
6. P0.1 - Port 0, Pin 1
7. P0.2 - Port 0, Pin 2
8. P0.3 - Port 0, Pin 3
9. P0.4 - Port 0, Pin 4
10. P0.5 - Port 0, Pin 5
11. P0.6 - Port 0, Pin 6
12. P0.7 - Port 0, Pin 7
13. P1.0 - Port 1, Pin 0
14. P1.1 - Port 1, Pin 1
15. P1.2 - Port 1, Pin 2
16. P1.3 - Port 1, Pin 3
17. P1.4 - Port 1, Pin 4
18. P1.5 - Port 1, Pin 5
19. P1.6 - Port 1, Pin 6
20. P1.7 - Port 1, Pin 7
21. P2.0 - Port 2, Pin 0
22. P2.1 - Port 2, Pin 1
23. P2.2 - Port 2, Pin 2
24. P2.3 - Port 2, Pin 3
25. P2.4 - Port 2, Pin 4
26. P2.5 - Port 2, Pin 5
27. P2.6 - Port 2, Pin 6
28. P2.7 - Port 2, Pin 7
29. P3.0 - Port 3, Pin 0
30. P3.1 - Port 3, Pin 1
31. P3.2 - Port 3, Pin 2
32. P3.3 - Port 3, Pin 3
33. P3.4 - Port 3, Pin 4
34. P3.5 - Port 3, Pin 5
35. P3.6 - Port 3, Pin 6
36. P3.7 - Port 3, Pin 7
37. EA/VPP - External Access Enable/Voltage Programming Pin
38. ALE/PROG - Address Latch Enable/Program Pin
39. PSEN - Program Store Enable
40. P2.6/ALE - Port 2, Pin 6/Address Latch Enable
41. P2.7/PSEN - Port 2, Pin 7/Program Store Enable
42. XTAL2 - Crystal oscillator output
43. XTAL1 - Crystal oscillator input
44. VSS - Ground

Functional Features

• High-performance 8-bit microcontroller with a wide range of integrated peripherals
• Low-power consumption for energy-efficient applications
• Flexible communication interfaces (UART, SPI, I2C) for easy integration with other devices
• On-chip memory for program storage and data handling
• Timers and counters for precise timing and event management
• Reset and power management features for reliable operation

Advantages and Disadvantages

Advantages: - High-performance capabilities suitable for demanding control applications - Low-power consumption extends battery life in portable devices - Integrated peripherals reduce the need for external components - Flexible communication interfaces enable easy connectivity

Disadvantages: - Limited program memory size may restrict complex application development - Limited RAM