AT89C2051-24PC

24MHz clock speed
7,731 有效庫存

AT89C2051-24PC

有效庫存7,731

24MHz clock speed

  • 製造商零件號 # : AT89C2051-24PC

  • 包裝/封裝: PDIP-20

  • 零件狀態 : Discontinued

  • 製造商: Microchip Technology

  • 產品分類 : Microcontrollers

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AT89C2051-24PC 數據表
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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!

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詳細說明

In addition to its robust hardware capabilities, the AT89C2051-24PC microcontroller boasts essential communication features, including a full-duplex UART for serial communication and versatile timer/counters for time-critical operations. Its 20-pin dual inline package (DIP) housing and wide operating temperature range from -40°C to 85°C make it suitable for harsh environments, adding to its reliability and durability. Furthermore, the microcontroller's high endurance, low-power consumption, and programmable flash memory enable easy firmware updates, ensuring long-term usability and adaptability

AT89C2051-24PC

主要特徵

  • Compatible with MCS®-51Products
  • 2K Bytes of Reprogrammable Flash Memory
  • – Endurance: 1,000 Write/Erase Cycles
  • 2.7V to 6V Operating Range
  • Fully Static Operation: 0 Hz to 24 MHz
  • Two-level Program Memory Lock
  • 128 x 8-bit Internal RAM
  • 15 Programmable I/O Lines
  • Two 16-bit Timer/Counters
  • Six Interrupt Sources
  • Programmable Serial UART Channel
  • Direct LED Drive Outputs
  • On-chip Analog Comparator
  • Low-power Idle and Power-down Modes
  • Green (Pb/Halide-free) Packaging Option

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 RoHS N
Series AT89C2051 Mounting Style Through Hole
Package / Case PDIP-20 Core 8051
Program Memory Size 2 kB Data Bus Width 8 bit
ADC Resolution No ADC Maximum Clock Frequency 24 MHz
Number of I/Os 15 I/O Data RAM Size 128 B
Supply Voltage - Min 4 V Supply Voltage - Max 6 V
Minimum Operating Temperature 0 C Maximum Operating Temperature ! + 70 C
Brand Microchip Technology Data ROM Type Flash
Height 5.33 mm Interface Type UART
Length 26.92 mm Number of Timers/Counters 2 Timer
Product Type ! 8-bit Microcontrollers - MCU Program Memory Type ! Flash
Factory Pack Quantity 18 Subcategory Microcontrollers - MCU
Width 7.11 mm Unit Weight 0.079719 oz

Specification Comparison

AT89C2051-24PC vs AT89C2051-24SC vs AT89C2051-24SI AT89C2051-24PU vs AT89C2051-24PC vs AT89C2051-24SI

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。

初步規格 AT89C2051-24PC PDF 下載

常見問題解答

What is AT89C2051-24PC?

The AT89C2051-24PC is a high-performance 8-bit microcontroller manufactured by Atmel. It is based on the industry-standard 8051 architecture and is commonly used in embedded systems, industrial control applications, and consumer electronics.

How Does AT89C2051-24PC Work?

The AT89C2051-24PC functions as a microcontroller, executing instructions stored in its program memory to control various functions in electronic systems. It features on-chip Flash memory for program storage, RAM for data storage, and various I/O ports for connecting to external devices.

How Many Pins does AT89C2051-24PC have and What are the Functions of the Pinout Configuration?

The AT89C2051-24PC comes in a 20-pin DIP (Dual Inline Package) configuration. The pinout includes:

  • VCC: Supply voltage pin.
  • GND: Ground pin.
  • RST: Reset pin.
  • XTAL1, XTAL2: Crystal oscillator input and output pins.
  • EA/VPP: Programming voltage input or external access enable.
  • P1.0 - P1.7: I/O pins of Port 1.
  • P3.0 - P3.3: I/O pins of Port 3.
  • RXD, TXD: Serial communication pins.

What are the Pros and Cons of AT89C2051-24PC?

Pros:

  • Industry Standard Architecture: Based on the widely-used 8051 architecture.
  • On-Chip Flash Memory: Allows for in-system programming and flexible application development.
  • Rich Peripheral Set: Features multiple I/O ports, timer/counters, and serial communication support.
  • Low Power Consumption: Suitable for battery-powered or energy-efficient designs.
  • Cost-Effective Solution: Offers a balance of performance and cost for various embedded applications.

Cons:

  • Limited Performance: May not be suitable for high-speed or complex applications.
  • Limited Memory: Has constraints on program and data memory compared to more advanced microcontrollers.
  • Limited I/O Pins: The number of I/O pins may be insufficient for certain applications.

Are There Any Equivalents/Alternatives to AT89C2051-24PC for Recommendation?

  • The AT89S52 from Atmel is a higher-performance 8051 microcontroller with more memory and peripherals.
  • Alternatives to the AT89C2051-24PC include the PIC16F877A from Microchip and the STM8S003F3 from STMicroelectronics.

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