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P89C51RD2BN
Packaged in PDIP40 format
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製造商零件號 # : P89C51RD2BN
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包裝/封裝: DIP40
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製造商: Nxp Semiconductors
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產品分類 : Application Specific Microcontrollers
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P89C51RD2BN 數據表
目前的價格方案正在編制中。請聯絡我們的客戶服務團隊獲取最新的價格資訊。感謝您的理解和支援!
詳細說明
The P89C51RD2BN is a microcontroller unit (MCU) manufactured by NXP Semiconductors. It is based on a high-performance 80C51 CPU core and features 64 KB of flash memory, 1024 bytes of RAM, and a wide range of peripherals including UART, ADC, SPI, and timers. The device operates at a maximum frequency of 33 MHz and has 32 I/O pins for interfacing with external devices.The P89C51RD2BN is ideal for embedded applications that require a combination of high performance and robust peripherals. The flash memory allows for easy programming and updating of firmware, while the integrated peripherals provide flexibility in interfacing with external devices. The MCU also has built-in protection features such as brownout detection and a watchdog timer to ensure reliable operation in various environments.
主要特徵
- 8-bit microcontroller with 40-pin DIP packaging
- Integrated UART, SPI, and I2C communication interfaces
- 64 kB of flash memory for program storage
- 4 kB of RAM for temporary data storage
- 32 I/O pins for connecting to external devices
- Powerful interrupt system for efficient operation
應用
- Industrial automation
- Home automation
- Automotive electronics
- Consumer electronics
- Medical devices
- Power management systems
- Communication systems
- Security systems
- Robotics
規格
以下是所選零件的基本參數，涉及零件的特性及其所屬類別。
| Product Category ! | 8-bit Microcontrollers - MCU | Brand | NXP Semiconductors |
| Product Type ! | 8-bit Microcontrollers - MCU | Subcategory | Microcontrollers - MCU |
Specification Comparison
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is P89C51RD2BN?
The P89C51RD2BN is a low-power, high-performance 8-bit microcontroller designed by NXP Semiconductors. It is based on the 80C51 architecture and is ideal for a wide range of embedded applications including industrial control, automotive systems, and consumer electronics.
How Does P89C51RD2BN Work?
The P89C51RD2BN operates as a versatile microcontroller with a rich set of integrated peripherals. It features a fast 80C51 CPU, on-chip flash memory for program storage, and a variety of communication interfaces and timers. This enables it to execute complex control tasks and interface with external devices in embedded systems.
How Many Pins does P89C51RD2BN have and What are the Functions of the Pinout Configuration?
The P89C51RD2BN is housed in a 40-pin DIP (Dual Inline Package) package. The pinout configuration includes:
- VCC: Positive power supply pin.
- GND: Ground pin.
- P1.0 - P1.7: Port 1 pins used for general-purpose digital I/O.
- P3.0 - P3.7: Port 3 pins with various functions including digital I/O, serial communication, and interrupt input.
- X1, X2: External crystal oscillator connections for system clock.
- RXD, TXD: Serial communication pins.
- T0, T1: Timer input/output pins.
- INT0, INT1: External interrupt pins.
What are the Pros and Cons of P89C51RD2BN?
Pros:
- Rich Peripheral Integration: Comes with on-chip flash memory, timers, communication interfaces, and I/O ports for versatile applications.
- Low Power Consumption: Ideal for battery-operated and energy-efficient designs.
- Wide Industry Adoption: Supported by a large ecosystem of development tools, libraries, and community support.
- Legacy Compatibility: Maintains compatibility with existing 80C51-based designs and software.
Cons:
- 8-bit Architecture: Limited in computational power and memory compared to 16-bit or 32-bit microcontrollers.
- Development Tools: May require specific development tools for programming and debugging.
- Limited Peripherals: Some advanced applications may require additional external components or a more feature-rich microcontroller.
Are There Any Equivalents/Alternatives to P89C51RD2BN for Recommendation?
- The AT89C51 from Microchip is a compatible 8-bit microcontroller with similar features to the P89C51RD2BN.
- Alternative microcontrollers to the P89C51RD2BN include the PIC16F family from Microchip and the AVR ATmega series from Microchip's Atmel subsidiary.
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