Overview
The AT89S8253-24AU is a high-performance 8-bit microcontroller produced by Microchip Technology. This microcontroller is part of the AT89 series, known for its reliability and versatility in embedded systems. The AT89S8253-24AU is designed for applications requiring low power consumption and robust performance, making it suitable for industrial control, consumer electronics, and automotive systems. Its unique selling points include an enhanced 8051 core, in-system programmable Flash memory, and a wide operating voltage range, which ensures compatibility with various power supply configurations.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Core | 8051 | - | Enhanced 8-bit architecture |
| Clock Speed | 24 | MHz | Maximum operating frequency |
| Flash Memory | 12 | KB | In-system programmable |
| RAM | 2 | KB | Data memory |
| EEPROM | 2 | KB | Non-volatile memory |
| Operating Voltage | 4.0 - 5.5 | V | Wide range for flexibility |
| I/O Pins | 32 | - | Configurable as input/output |
| Timers | 3 | - | 16-bit timers/counters |
| UART | 1 | - | Serial communication |
| Package | TQFP | - | 44-pin Thin Quad Flat Package |
Key Features
- Enhanced 8051 core for improved performance and efficiency.
- 12 KB of in-system programmable Flash memory for flexible firmware updates.
- 2 KB of EEPROM for non-volatile data storage.
- Wide operating voltage range (4.0V to 5.5V) for compatibility with various power supplies.
- 32 configurable I/O pins for versatile interfacing.
- Built-in UART for serial communication.
- Three 16-bit timers/counters for precise timing control.
Applications
The AT89S8253-24AU is widely used in various industries due to its robust features and flexibility. In industrial automation, it is employed in control systems and monitoring devices. In consumer electronics, it powers appliances, smart devices, and embedded systems. In automotive electronics, it is utilized in engine control units, dashboard displays, and safety systems. Its low power consumption and reliable performance make it an ideal choice for battery-powered and energy-efficient applications.
Q & A
1. What is the operating voltage range of the AT89S8253-24AU?
The operating voltage range is 4.0V to 5.5V.
2. How much Flash memory does the AT89S8253-24AU have?
It has 12 KB of in-system programmable Flash memory.
3. What is the maximum clock speed of this microcontroller?
The maximum clock speed is 24 MHz.
4. Does the AT89S8253-24AU have EEPROM?
Yes, it includes 2 KB of EEPROM.
5. How many I/O pins are available?
There are 32 configurable I/O pins.
6. What package type is the AT89S8253-24AU available in?
It is available in a 44-pin TQFP package.
7. Does this microcontroller support serial communication?
Yes, it has a built-in UART for serial communication.
8. What are the typical applications of the AT89S8253-24AU?
It is used in industrial control, consumer electronics, and automotive systems.
9. How many timers does the AT89S8253-24AU have?
It has three 16-bit timers/counters.
10. Is the AT89S8253-24AU suitable for low-power applications?
Yes, its low power consumption makes it ideal for battery-powered and energy-efficient systems.
