Description
🔍 Key Features of AT89S52-24PU DIP-40 Microcontroller
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Based on 8051 microcontroller architecture
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8KB In-System Reprogrammable Flash Memory
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1,000 write/erase cycles endurance
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Fully static operation from 0 Hz to 33 MHz
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256 × 8-bit internal RAM
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32 programmable I/O lines
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Three 16-bit timer/counters
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Eight interrupt sources
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Programmable full-duplex serial channel (UART)
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Low power Idle and Power-down modes
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Three-level program memory lock security
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DIP-40 package for easy prototyping
⚙️ How the AT89S52 Microcontroller Works
The AT89S52-24PU DIP-40 Microcontroller operates on the classic 8051 instruction set architecture, executing instructions fetched from its internal Flash memory. It supports fully static operation, meaning the clock can be stopped without losing data, making it suitable for low-power applications.
The microcontroller interfaces easily with external peripherals through its 32 GPIO pins, timers, serial communication port, and interrupt system. Programming can be done using standard 8051 programmers via ISP, eliminating the need for chip removal during reprogramming.
📊 Technical Specifications
| Parameter | Specification |
|---|---|
| Product Name | AT89S52-24PU DIP-40 Microcontroller |
| Microcontroller Family | 8051 |
| Package / Case | DIP-40 |
| Flash Memory | 8 KB ISP Flash |
| Flash Endurance | 1,000 Write/Erase Cycles |
| Internal RAM | 256 × 8-bit |
| Operating Frequency | 0 Hz – 33 MHz |
| Programmable I/O Lines | 32 |
| Timer/Counters | 3 × 16-bit |
| Interrupt Sources | 8 |
| Serial Interface | Programmable UART |
| Program Memory Lock | 3-Level Security |
| Power Modes | Idle Mode, Power-Down Mode |
| Operating Voltage | 4.0V – 5.5V |
| Operating Temperature | Industrial Grade |
| Condition | Brand New |
| Quality | High Quality |
🧑💻 Programming & Development Support
The AT89S52-24PU DIP-40 Microcontroller supports development using:
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Keil µVision (C / Assembly)
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8051-compatible assemblers and compilers
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ISP programmers
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Embedded C development tools
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Educational trainer kits
Its long-standing ecosystem and extensive documentation make it an excellent platform for learning embedded C, assembly language, and microcontroller fundamentals.
🧪 Common Applications
The AT89S52-24PU microcontroller is widely used in:
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Embedded systems training kits
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Industrial automation controllers
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Access control systems
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LED and display control systems
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Serial communication-based projects
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Data acquisition systems
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Home automation prototypes
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Educational and academic lab experiments
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Legacy system upgrades
Due to its reliability and simplicity, it remains a preferred choice for teaching and industrial maintenance applications.
🎓 Ideal for Education & Training
The AT89S52-24PU DIP-40 Microcontroller is extensively used in:
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Engineering colleges and universities
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Polytechnic and ITI electronics labs
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Embedded systems training institutes
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8051 microcontroller workshops
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Final-year student projects
Students can easily learn interrupt handling, timer programming, serial communication, and low-level embedded concepts using this microcontroller.
⚠️ Usage Notes & Best Practices
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Use proper crystal oscillator for stable operation
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Ensure correct power supply and grounding
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Use ISP programming for easy reprogramming
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Avoid exceeding maximum clock frequency
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Enable power-down modes for energy efficiency
✅ Why Buy from INFYNIQS
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Genuine and tested 8051 microcontrollers
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Suitable for education and industrial use
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Ideal for bulk institutional supply
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Trusted electronic components marketplace
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Technical support for embedded development
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