AT90S1200-4SI

Product Overview

Category

AT90S1200-4SI belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic devices and systems for controlling and processing data.

Characteristics

• Low power consumption
• High-performance RISC architecture
• In-system programmable
• 8-bit AVR microcontroller
• 1K bytes of in-system programmable Flash memory
• 32 general-purpose working registers
• 64 bytes of SRAM
• 32 bytes of EEPROM
• 16 general-purpose I/O lines
• 16 single-word instructions
• Operating voltage: 2.7V to 5.5V

Package

AT90S1200-4SI is available in a 20-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of AT90S1200-4SI lies in its ability to provide a compact and efficient solution for embedded control applications.

Packaging/Quantity

AT90S1200-4SI is typically sold in reels containing multiple units, with each reel containing a specific quantity of microcontrollers.

Specifications

• Architecture: AVR
• Program Memory Size: 1KB (Flash)
• CPU Speed: 4MHz
• Data Bus Width: 8-bit
• RAM Size: 64 bytes
• EEPROM Size: 32 bytes
• Number of I/O Pins: 16
• Operating Voltage Range: 2.7V to 5.5V
• Maximum Operating Temperature: 85°C
• Minimum Operating Temperature: -40°C

Detailed Pin Configuration

The AT90S1200-4SI microcontroller has a total of 20 pins. The pin configuration is as follows:

1. RESET
2. XTAL1
3. XTAL2
4. GND
5. PORTB0
6. PORTB1
7. PORTB2
8. PORTB3
9. PORTB4
10. VCC
11. PORTD0
12. PORTD1
13. PORTD2
14. PORTD3
15. PORTD4
16. PORTD5
17. PORTD6
18. PORTD7
19. AVCC
20. AREF

Functional Features

• In-system programmable via SPI (Serial Peripheral Interface)
• Power-on Reset (POR)
• Brown-out Detection (BOD)
• Internal and external interrupts
• Timer/Counter with PWM (Pulse Width Modulation) capability
• Analog Comparator
• Serial USART (Universal Synchronous/Asynchronous Receiver/Transmitter)

Advantages and Disadvantages

Advantages

• Low power consumption makes it suitable for battery-powered applications.
• In-system programmability allows for easy updates and modifications.
• High-performance RISC architecture provides efficient processing capabilities.
• Compact size and low pin count make it ideal for space-constrained designs.

Disadvantages

• Limited program memory size may restrict the complexity of applications.
• Limited RAM and EEPROM sizes may impose constraints on data storage.

Working Principles

AT90S1200-4SI operates based on the AVR architecture, which utilizes a Harvard architecture with separate memories for program and data. It executes instructions from the Flash memory and stores data in the SRAM and EEPROM. The microcontroller interacts with external devices through its I/O pins and can be programmed and updated using the SPI interface.

Detailed Application Field Plans

AT90S1200-4SI finds applications in various fields, including but not limited to: - Home automation systems - Industrial control systems - Consumer electronics - Robotics - Automotive electronics - Medical devices

Detailed and Complete Alternative Models

Some alternative models to AT90S1200-4SI that offer similar functionality and features include: - ATtiny2313A - ATmega8A - PIC16F877A - STM32F103C8T6 - MSP430G2553

These alternative models can be considered based on specific project requirements, cost considerations, and availability.

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