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ATTINY861-20SU
Product Overview
The ATTINY861-20SU is a microcontroller belonging to the ATtiny series by Atmel, designed for embedded control applications. This microcontroller falls under the category of 8-bit AVR microcontrollers and is widely used in various electronic devices and systems. Known for its low power consumption and high performance, the ATTINY861-20SU comes in a compact package and offers versatile functionality.
Basic Information
- Category: 8-bit AVR Microcontroller
- Use: Embedded control applications
- Characteristics: Low power consumption, high performance
- Package: 20-pin SOIC (Small Outline Integrated Circuit)
- Essence: Compact and versatile microcontroller
- Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier
Specifications
- Architecture: 8-bit RISC
- Flash Memory: 8 KB
- SRAM: 512 bytes
- EEPROM: 512 bytes
- Operating Voltage: 1.8V - 5.5V
- Max CPU Speed: 20 MHz
- I/O Pins: 18
- Communication Interfaces: SPI, I2C, UART
- Analog Input Channels: 12-bit ADC with up to 11 channels
- Timers/Counters: 3 timers/counters
Detailed Pin Configuration
The ATTINY861-20SU features a total of 20 pins, each serving specific functions related to input/output, communication, and power supply. The detailed pin configuration includes the assignment of pins for digital I/O, analog input, power supply, ground, communication interfaces, and other essential functions.
Functional Features
The functional features of the ATTINY861-20SU include: - Low power consumption, making it suitable for battery-powered applications - High-performance 8-bit RISC architecture for efficient processing - Versatile communication interfaces for seamless connectivity - On-chip analog-to-digital converter for precise analog signal processing - Flexible timer/counters for accurate timing and control
Advantages and Disadvantages
Advantages
- Low power consumption extends battery life in portable devices
- Versatile communication interfaces enable integration with various peripherals
- Compact package size allows for space-efficient designs
Disadvantages
- Limited memory compared to higher-end microcontrollers
- Lower clock speed compared to some contemporary microcontrollers
Working Principles
The ATTINY861-20SU operates based on the 8-bit RISC architecture, executing instructions with low power consumption and high efficiency. It interacts with external components and peripherals through its I/O pins and communication interfaces, enabling control and data exchange within embedded systems.
Detailed Application Field Plans
The ATTINY861-20SU finds application in various fields, including: - Consumer electronics - Industrial automation - Internet of Things (IoT) devices - Automotive systems - Medical devices
Detailed and Complete Alternative Models
For users seeking alternative microcontrollers with similar capabilities, the following models can be considered: - ATTINY85: A smaller 8-bit AVR microcontroller with lower memory and fewer I/O pins - ATMEGA328P: A more powerful 8-bit AVR microcontroller with higher memory and additional features - PIC16F877A: A popular 8-bit microcontroller from Microchip with comparable specifications
In conclusion, the ATTINY861-20SU offers a balance of performance, power efficiency, and versatility, making it suitable for a wide range of embedded control applications.
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What is the ATTINY861-20SU microcontroller used for?
- The ATTINY861-20SU microcontroller is commonly used in embedded systems and IoT devices for controlling various functions such as sensing, data processing, and actuation.
What are the key features of the ATTINY861-20SU?
- The ATTINY861-20SU features 8KB of flash memory, 512 bytes of EEPROM, 512 bytes of SRAM, 12 general-purpose I/O pins, and a wide operating voltage range, making it suitable for a variety of applications.
How can I program the ATTINY861-20SU?
- The ATTINY861-20SU can be programmed using standard in-circuit programming (ICSP) tools such as AVRISP, USBasp, or Atmel-ICE, along with software like Atmel Studio or Arduino IDE.
What communication interfaces does the ATTINY861-20SU support?
- The ATTINY861-20SU supports SPI, I2C, and UART communication interfaces, allowing it to communicate with other devices and peripherals in a system.
Can the ATTINY861-20SU be used in low-power applications?
- Yes, the ATTINY861-20SU features power-saving sleep modes and low-power consumption, making it suitable for battery-powered or energy-efficient applications.
What kind of sensors can be interfaced with the ATTINY861-20SU?
- The ATTINY861-20SU can interface with various sensors such as temperature sensors, humidity sensors, motion sensors, and environmental sensors through its analog-to-digital converter (ADC) and digital I/O pins.
Is the ATTINY861-20SU suitable for motor control applications?
- Yes, the ATTINY861-20SU can be used for simple motor control applications, such as controlling DC motors or stepper motors, using its PWM outputs and GPIO pins.
What development boards are compatible with the ATTINY861-20SU?
- Development boards such as the Arduino Uno or Arduino Nano can be used to prototype and develop applications for the ATTINY861-20SU by utilizing its support for the Arduino IDE.
Can the ATTINY861-20SU be used in industrial automation applications?
- Yes, the ATTINY861-20SU can be employed in industrial automation for tasks such as monitoring, control, and data logging due to its reliability and robustness.
What are some common pitfalls when using the ATTINY861-20SU?
- Common pitfalls include not properly configuring the fuse bits, inadequate decoupling capacitors, and insufficient consideration of timing requirements for external peripherals. It's important to carefully review the datasheet and application notes to avoid these issues.