AT90S1200A-4SI

Product Overview

Category

The AT90S1200A-4SI 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 RISC architecture
• In-system programmable flash memory
• EEPROM data memory
• Peripheral features for general-purpose applications
• Wide operating voltage range

Package

The AT90S1200A-4SI is available in a Small Outline Integrated Circuit (SOIC) package.

Essence

The essence of the AT90S1200A-4SI lies in its ability to provide efficient and reliable control and processing capabilities in a compact form factor.

Packaging/Quantity

The AT90S1200A-4SI is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Microcontroller type: 8-bit AVR
• Flash program memory: 1 kilobyte
• EEPROM data memory: 64 bytes
• SRAM data memory: 64 bytes
• Operating voltage: 2.7V - 5.5V
• Maximum CPU frequency: 4 MHz
• Digital I/O pins: 12
• Analog input channels: 4
• Timers/counters: 2
• Communication interfaces: SPI, UART

Detailed Pin Configuration

The AT90S1200A-4SI 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: General-purpose I/O pin
7. PORTB1: General-purpose I/O pin
8. PORTB2: General-purpose I/O pin
9. PORTB3: General-purpose I/O pin
10. PORTB4: General-purpose I/O pin
11. PORTB5: General-purpose I/O pin
12. MISO: SPI Master In Slave Out
13. MOSI: SPI Master Out Slave In
14. SCK: SPI Clock
15. RESET: Reset output
16. VCC: Power supply
17. GND: Ground
18. PORTD0: General-purpose I/O pin
19. PORTD1: General-purpose I/O pin
20. PORTD2: General-purpose I/O pin

Functional Features

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

• In-system programmable flash memory allows for easy firmware updates.
• EEPROM data memory provides non-volatile storage for critical data.
• Peripheral features such as timers/counters and communication interfaces enable versatile application development.
• Low-power consumption ensures efficient operation in battery-powered devices.

Advantages and Disadvantages

Advantages

• Compact form factor suitable for space-constrained applications.
• Wide operating voltage range allows for flexibility in power supply options.
• In-system programmability simplifies firmware updates.
• High-performance RISC architecture enables efficient processing.

Disadvantages

• Limited program memory capacity may restrict the complexity of applications.
• Relatively low maximum CPU frequency may limit processing speed in demanding applications.

Working Principles

The AT90S1200A-4SI operates based on the principles of the AVR architecture. It executes instructions stored in its flash memory, utilizing various peripherals and registers to perform desired tasks. The microcontroller interacts with external components through its input/output pins, enabling control and communication with other devices.

Detailed Application Field Plans

The AT90S1200A-4SI finds applications in various 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

Detailed and Complete Alternative Models

For those seeking alternative microcontrollers with similar capabilities, the following models can be considered:

1. ATtiny2313A-PU
2. PIC16F877A
3. STM32F103C8T6
4. MSP430G2553
5. Arduino Uno

These alternatives offer comparable features and performance, providing flexibility in choosing the most suitable microcontroller for specific applications.

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