AT90S1200A-4PC

Product Overview

Category

The AT90S1200A-4PC belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic applications that require embedded control and processing capabilities.

Characteristics

• Low-power consumption
• High-performance 8-bit RISC architecture
• In-system programmable flash memory
• EEPROM data memory
• Peripheral features such as timers, serial communication interface, and analog-to-digital converter (ADC)
• Wide operating voltage range
• Small form factor

Package

The AT90S1200A-4PC is available in a 20-pin plastic dual inline package (PDIP).

Essence

The essence of the AT90S1200A-4PC lies in its ability to provide efficient and reliable control and processing capabilities for various electronic devices and systems.

Packaging/Quantity

The AT90S1200A-4PC is typically packaged in reels or tubes, with quantities varying depending on the supplier and customer requirements.

Specifications

• Microcontroller type: 8-bit AVR
• Flash program memory: 1 kilobyte (KB)
• EEPROM data memory: 64 bytes (B)
• SRAM data memory: 64 bytes (B)
• Operating voltage: 2.7V to 5.5V
• Maximum CPU frequency: 4 megahertz (MHz)
• Digital I/O pins: 15
• Analog input channels: 4
• Timers/counters: 2
• Serial communication interface: USART
• ADC resolution: 10 bits

Detailed Pin Configuration

The AT90S1200A-4PC has a total of 20 pins, each serving a specific purpose. The pin configuration is as follows:

1. RESET - Reset Input
2. XTAL1 - Crystal Oscillator Input
3. XTAL2 - Crystal Oscillator Output
4. GND - Ground
5. VCC - Power Supply
6. PORTB0 - Digital I/O Pin
7. PORTB1 - Digital I/O Pin
8. PORTB2 - Digital I/O Pin
9. PORTB3 - Digital I/O Pin
10. PORTB4 - Digital I/O Pin
11. PORTB5 - Digital I/O Pin
12. MISO - Master In Slave Out (Serial Data)
13. MOSI - Master Out Slave In (Serial Data)
14. SCK - Serial Clock
15. RESET - Reset Output
16. VCC - Power Supply
17. AVCC - Analog Power Supply
18. ADC2 - Analog Input Channel
19. ADC1 - Analog Input Channel
20. ADC0 - Analog Input Channel

Functional Features

The AT90S1200A-4PC offers several functional features that enhance its usability and performance:

1. In-system programmable flash memory allows for easy firmware updates without the need for external programming equipment.
2. EEPROM data memory enables non-volatile storage of critical data even when power is disconnected.
3. Timers/counters facilitate precise timing and event counting operations.
4. The serial communication interface (USART) enables seamless communication with other devices or systems.
5. The analog-to-digital converter (ADC) provides the ability to convert analog signals into digital values for processing.

Advantages and Disadvantages

Advantages

• Low-power consumption makes it suitable for battery-powered applications.
• In-system programmability allows for flexibility in firmware development and updates.
• Compact form factor enables integration into space-constrained designs.
• Wide operating voltage range enhances compatibility with different power sources.
• Rich peripheral features provide versatility in application development.

Disadvantages

• Limited program memory and data storage capacity may restrict the complexity of applications.
• Relatively low CPU frequency may limit processing speed in demanding applications.
• Lack of advanced features found in more modern microcontrollers.

Working Principles

The AT90S1200A-4PC operates based on the principles of the AVR architecture. It executes instructions stored in its flash memory, processes data, and interacts with external devices through its various peripherals. The microcontroller's clock source, typically provided by an external crystal oscillator, ensures precise timing for accurate operation.

Detailed Application Field Plans

The AT90S1200A-4PC finds application in a wide range of fields, including but not limited to:

1. Home automation systems
2. Industrial control systems
3. Consumer electronics
4. Automotive electronics
5. Medical devices
6. Internet of Things (IoT) devices
7. Robotics
8. Embedded systems

Detailed and Complete Alternative Models

While the AT90S1200A-4PC offers a range of features suitable for many applications, alternative models with similar capabilities include:

1. ATmega328P: Higher program and data memory capacity