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AT89S52 Microcontroller – 8-Bit CMOS Microcontroller with 8K Flash
₹72.0
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The AT89S52 Microcontroller is a high-performance, low-power 8-bit MCU from Atmel’s 8051 family, featuring 8K bytes of In-System Programmable (ISP) Flash memory. It combines enhanced memory, robust I/O capabilities, and versatile on-chip peripherals to provide reliable performance for embedded applications.
With 32 programmable I/O lines, three 16-bit timers/counters, a full-duplex UART serial port, and multiple interrupt sources, the AT89S52 is ideal for industrial automation, robotics, consumer electronics, and academic projects. Its compatibility with the standard 8051 instruction set makes it easy to develop and migrate projects.
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Product Specifications
| Specification | Details |
|---|---|
| CPU | 8-bit 8051 compatible |
| Flash Memory | 8K Bytes In-System Programmable (ISP) |
| RAM | 256 Bytes |
| EEPROM | Not Available |
| Operating Voltage | 4.0V – 5.5V |
| I/O Lines | 32 Programmable I/O lines |
| Timers/Counters | 3 × 16-bit timers/counters |
| Interrupts | 8 interrupt sources with 2 priority levels |
| Communication Interface | Full duplex UART serial communication |
| Oscillator | On-chip oscillator and clock circuitry |
Key Features
- Low-power CMOS 8-bit microcontroller
- 8K ISP Flash memory
- 256 bytes on-chip RAM
- 32 programmable I/O lines
- Three 16-bit timers/counters
- Full-duplex UART serial communication
- 8 interrupt sources with 2 priority levels
- Compatible with MCS-51 instruction set
- Supports ISP programming
- On-chip oscillator and clock circuitry
Applications
- Embedded system projects
- Robotics and automation
- Industrial control systems
- Smart home devices
- Sensor interfacing
- Motor control applications
- Consumer electronics
- Educational microcontroller kits
- Data acquisition systems
Inside the Box
- 1 × AT89S52 Microcontroller (40-pin DIP package)
- Anti-static protective packaging
Frequently Asked Questions
Yes, it is fully compatible with MCS-51 instruction set and standard 8051 development tools.
Yes, AT89S52 can be programmed using Arduino as ISP or with dedicated USB ISP programmers.
The AT89S52 has 8K Flash memory, three timers, and additional interrupt sources compared to AT89S51 which has 4K Flash and two timers.
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