NXP USA Inc.
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P87LPC761BDH,112
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P87LPC761BDH,112

Basic Information Overview

  • Category: Microcontroller
  • Use: Embedded systems, control applications
  • Characteristics: Low power consumption, high performance, small form factor
  • Package: DHVQFN32
  • Essence: A microcontroller designed for various control applications with low power requirements.
  • Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

  • Core: 8051 architecture
  • CPU Speed: Up to 20 MHz
  • Program Memory: 8 KB Flash
  • Data Memory: 256 bytes RAM
  • Input/Output Pins: 28
  • Timers/Counters: 2 x 16-bit
  • Communication Interfaces: UART, SPI, I2C
  • Operating Voltage: 2.7 V to 5.5 V
  • Operating Temperature: -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. P2.0 - Port 2, Pin 0
  21. P2.1 - Port 2, Pin 1
  22. P2.2 - Port 2, Pin 2
  23. P2.3 - Port 2, Pin 3
  24. P2.4 - Port 2, Pin 4
  25. P2.5 - Port 2, Pin 5
  26. P2.6 - Port 2, Pin 6
  27. P2.7 - Port 2, Pin 7
  28. VDD - Supply Voltage

Functional Features

  • Low power consumption for battery-powered applications
  • High-performance 8051 core for efficient processing
  • Multiple communication interfaces for versatile connectivity options
  • Integrated timers/counters for precise timing operations
  • Small form factor package for space-constrained designs

Advantages and Disadvantages

Advantages

  • Low power consumption extends battery life in portable devices.
  • High-performance core enables efficient execution of control algorithms.
  • Multiple communication interfaces provide flexibility in connecting to other devices.
  • Integrated timers/counters allow accurate timing and event counting.
  • Small form factor package saves space in compact designs.

Disadvantages

  • Limited program memory (8 KB) may restrict the complexity of applications.
  • Limited data memory (256 bytes RAM) may limit the amount of data that can be processed.
  • Lack of advanced peripherals compared to more modern microcontrollers.

Working Principles

The P87LPC761BDH,112 microcontroller operates based on the 8051 architecture. It executes instructions stored in its program memory and manipulates data stored in its data memory. The core's clock speed determines the rate at which instructions are executed. The microcontroller communicates with external devices through its various communication interfaces, such as UART, SPI, and I2C. It can be programmed to perform specific control tasks by utilizing its input/output pins and integrated timers/counters.

Detailed Application Field Plans

  • Home automation systems
  • Industrial control systems
  • Internet of Things (IoT) devices
  • Consumer electronics
  • Automotive applications

Detailed and Complete Alternative Models

  1. P89LPC932A1FDH,512
  2. P89LPC935FDH,512
  3. P89LPC936FDH,512
  4. P89LPC938FDH,512
  5. P89LPC940FDH,512

(Note: These alternative models are from the same family of microcontrollers and offer similar features and specifications.)

This entry provides an overview of the P87

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací P87LPC761BDH,112 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of P87LPC761BDH,112 in technical solutions:

  1. Q: What is the P87LPC761BDH,112 microcontroller used for? A: The P87LPC761BDH,112 is a microcontroller commonly used in various technical solutions, such as industrial automation, consumer electronics, and embedded systems.

  2. Q: What is the operating voltage range of the P87LPC761BDH,112? A: The P87LPC761BDH,112 operates within a voltage range of 2.7V to 5.5V.

  3. Q: How much flash memory does the P87LPC761BDH,112 have? A: The P87LPC761BDH,112 has 8KB of flash memory for program storage.

  4. Q: Can I interface the P87LPC761BDH,112 with other devices? A: Yes, the P87LPC761BDH,112 supports various communication interfaces like UART, SPI, and I2C, allowing you to interface it with other devices.

  5. Q: Does the P87LPC761BDH,112 have any analog-to-digital converters (ADCs)? A: No, the P87LPC761BDH,112 does not have an onboard ADC. You would need external ADCs if analog inputs are required.

  6. Q: What is the maximum clock frequency of the P87LPC761BDH,112? A: The P87LPC761BDH,112 can operate at a maximum clock frequency of 30 MHz.

  7. Q: Can I use the P87LPC761BDH,112 for low-power applications? A: Yes, the P87LPC761BDH,112 has various power-saving modes and features that make it suitable for low-power applications.

  8. Q: Does the P87LPC761BDH,112 have any built-in timers? A: Yes, the P87LPC761BDH,112 has multiple built-in timers, including a watchdog timer and general-purpose timers.

  9. Q: What programming language can I use to program the P87LPC761BDH,112? A: The P87LPC761BDH,112 can be programmed using assembly language or high-level languages like C or C++.

  10. Q: Is the P87LPC761BDH,112 available in different package options? A: Yes, the P87LPC761BDH,112 is available in various package options, such as PDIP, TSSOP, and QFP, providing flexibility for different PCB designs.

Please note that the specific details mentioned above may vary based on the datasheet and manufacturer's specifications of the microcontroller.