AT90PWM81OS-B16SNR

Product Overview

• Category: Microcontroller
• Use: Control and management of electronic devices
• Characteristics: High-performance, low-power consumption, compact size
• Package: B16SNR
• Essence: Integrated circuit for controlling and managing electronic devices
• Packaging/Quantity: Individually packaged, quantity varies based on supplier

Specifications

• Microcontroller Type: 8-bit AVR
• Operating Voltage: 2.7V - 5.5V
• Flash Memory: 8KB
• SRAM: 512B
• EEPROM: 256B
• Clock Speed: Up to 20MHz
• Digital I/O Pins: 16
• Analog Input Pins: 8
• PWM Channels: 6
• Communication Interfaces: UART, SPI, I2C
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AT90PWM81OS-B16SNR microcontroller has the following pin configuration:

1. VCC: Power supply voltage
2. GND: Ground
3. XTAL1: Crystal oscillator input
4. XTAL2: Crystal oscillator output
5. RESET: Reset input
6. ADC0: Analog-to-digital converter input channel 0
7. ADC1: Analog-to-digital converter input channel 1
8. ADC2: Analog-to-digital converter input channel 2
9. ADC3: Analog-to-digital converter input channel 3
10. ADC4: Analog-to-digital converter input channel 4
11. ADC5: Analog-to-digital converter input channel 5
12. ADC6: Analog-to-digital converter input channel 6
13. ADC7: Analog-to-digital converter input channel 7
14. PWM0: Pulse-width modulation output channel 0
15. PWM1: Pulse-width modulation output channel 1
16. PWM2: Pulse-width modulation output channel 2
17. PWM3: Pulse-width modulation output channel 3
18. PWM4: Pulse-width modulation output channel 4
19. PWM5: Pulse-width modulation output channel 5
20. SDA: I2C data line
21. SCL: I2C clock line
22. MOSI: SPI master out, slave in
23. MISO: SPI master in, slave out
24. SCK: SPI clock
25. RXD: UART receive data
26. TXD: UART transmit data

Functional Features

• High-performance microcontroller with low-power consumption
• Compact size allows for integration into various electronic devices
• Supports multiple communication interfaces (UART, SPI, I2C)
• Provides analog-to-digital conversion capability for precise measurements
• Offers pulse-width modulation (PWM) channels for controlling motor speed and LED brightness
• Built-in flash memory for program storage
• Wide operating voltage range for flexibility in different applications

Advantages and Disadvantages

Advantages

• High-performance capabilities enable efficient control and management of electronic devices
• Low-power consumption extends battery life in portable applications
• Compact size allows for integration into space-constrained designs
• Multiple communication interfaces provide versatility in connecting with other devices
• PWM channels offer precise control over motor speed and LED brightness

Disadvantages

• Limited flash memory capacity may restrict the complexity of programs that can be stored
• Limited number of digital I/O pins may limit the number of external devices that can be connected

Working Principles

The AT90PWM81OS-B16SNR microcontroller operates based on the principles of digital logic and microcontroller architecture. It executes instructions stored in its flash memory to control and manage electronic devices. The microcontroller communicates with external devices through various communication interfaces such as UART, SPI, and I2C. It can read analog signals from sensors using its built-in analog-to-digital converter (ADC) and generate pulse-width modulation (PWM) signals for precise control of motor speed or LED brightness.

Detailed Application Field Plans

The AT90PWM81OS-B16SNR microcontroller finds applications in various fields, including:

1. Home automation systems: Controlling and managing smart home devices such as lighting, temperature, and security systems.
2. Industrial automation: Monitoring and controlling industrial processes and machinery.
3. Robotics: Controlling robot movements and interactions.
4. Automotive electronics: Managing vehicle subsystems such as engine control, powertrain, and infotainment systems.
5. Consumer electronics: Controlling and managing electronic devices like appliances, entertainment systems, and wearable devices.

Detailed and Complete Alternative Models

1. ATmega328P: A popular 8-bit microcontroller with similar features and capabilities. 2