AT89S4051-24SUR

Introduction

The AT89S4051-24SUR is a microcontroller belonging to the 8051 family of Atmel Corporation. This entry provides an overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

Category: Microcontroller
Use: Embedded systems, industrial control, consumer electronics
Characteristics: High-performance, low-power, versatile
Package: Surface mount
Essence: Control and processing unit for various applications
Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

Operating Voltage: 2.7V - 5.5V
Clock Frequency: 0 - 24 MHz
Program Memory Size: 4 KB
RAM Size: 128 bytes
I/O Pins: 15
Timers/Counters: 2

Detailed Pin Configuration

The AT89S4051-24SUR has a total of 20 pins, each serving specific functions related to input/output, power supply, and communication with external devices. The detailed pin configuration includes the assignment of each pin for specific tasks and connections.

Functional Features

High-Performance CPU: Efficient processing capabilities
Low-Power Consumption: Suitable for battery-powered applications
Versatile I/O Ports: Flexibility in interfacing with external components
On-Chip Timers/Counters: Support for timing and control operations
Serial Communication Interface: Enables communication with other devices

Advantages and Disadvantages

Advantages

Versatility in application
Low power consumption
Integrated peripherals reduce external component count

Disadvantages

Limited program memory size
Restricted number of I/O pins

Working Principles

The AT89S4051-24SUR operates as the central processing unit in embedded systems, executing programmed instructions to control various functions. It interacts with external devices through its I/O ports and communicates with other components using serial interfaces. Its low-power design allows for efficient operation in diverse applications.

Detailed Application Field Plans

The AT89S4051-24SUR finds application in a wide range of fields, including: - Industrial automation - Consumer electronics - Automotive control systems - Home appliances - Medical devices

Detailed and Complete Alternative Models

AT89S52: Higher program memory size
AT89C51: Flash-based, reprogrammable version
AT89LP51RD2: Low-power variant with enhanced features

In conclusion, the AT89S4051-24SUR microcontroller offers a balance of performance, power efficiency, and versatility, making it suitable for diverse embedded system applications.

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技術ソリューションにおける AT89S4051-24SUR の適用に関連する 10 件の一般的な質問と回答をリストします。

What is the AT89S4051-24SUR microcontroller used for?
- The AT89S4051-24SUR microcontroller is commonly used in embedded systems for various applications such as industrial control, consumer electronics, and automotive systems.
What are the key features of the AT89S4051-24SUR?
- The AT89S4051-24SUR features 4K bytes of in-system programmable Flash memory, 128 bytes of RAM, 15 I/O lines, two 16-bit timer/counters, a six-vector two-level interrupt architecture, a full duplex UART, and more.
How do I program the AT89S4051-24SUR microcontroller?
- The AT89S4051-24SUR can be programmed using standard in-circuit programming tools such as an ISP programmer or through a parallel programmer.
What are the voltage and frequency requirements for the AT89S4051-24SUR?
- The AT89S4051-24SUR operates at a voltage range of 4.0V to 5.5V and has a maximum CPU frequency of 24 MHz.
Can the AT89S4051-24SUR be used for real-time applications?
- Yes, the AT89S4051-24SUR is suitable for real-time applications due to its on-chip oscillator and timer/counters.
What development tools are available for the AT89S4051-24SUR?
- Development tools such as assemblers, compilers, and simulators are available from various vendors to aid in programming and debugging the AT89S4051-24SUR.
Does the AT89S4051-24SUR support interfacing with external devices?
- Yes, the AT89S4051-24SUR supports interfacing with external devices through its I/O ports, UART, and other communication interfaces.
Is the AT89S4051-24SUR suitable for low-power applications?
- Yes, the AT89S4051-24SUR offers power-saving modes and low-power consumption, making it suitable for battery-powered or energy-efficient applications.
Are there any known limitations or issues with the AT89S4051-24SUR?
- While the AT89S4051-24SUR is a reliable microcontroller, users should be aware of specific errata and limitations outlined in the datasheet to ensure proper functionality.
Where can I find technical support and documentation for the AT89S4051-24SUR?
- Technical support, datasheets, application notes, and other documentation for the AT89S4051-24SUR can be obtained from the manufacturer's website or authorized distributors.