ATTINY861-20SU

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ATTINY861-20SU

+BOM

IC MCU 8BIT 8KB FLASH 20SOIC

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Specifications

Attribute Value
Series AVR® ATtiny
Part Status Active
Digi Key Programmable Verified
Core Processor AVR
Core Size 8-Bit
Speed 20MHz
Connectivity USI
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O 16
Program Memory Size 8KB (4K x 16)
Program Memory Type FLASH
EEPROM Size 512 x 8
RAM Size 512 x 8
Voltage - Supply (Vcc/Vdd) 2.7V ~ 5.5V
Data Converters A/D 11x10b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Supplier Device Package 20-SOIC
Package / Case 20-SOIC (0.295", 7.50mm Width)
Base Product Number ATTINY861

Overview

Description

The ATTINY861-20SU is an 8-bit microcontroller from Microchip Technology, part of the AVR family. It is designed for applications requiring low power consumption and high performance in a small package. The microcontroller operates at a maximum frequency of 20 MHz and comes with a range of integrated features.
Key specifications include 8 KB of Flash memory, 512 bytes of SRAM, and 128 bytes of EEPROM. It supports a wide operating voltage range from 1.8V to 5.5V, making it versatile for various applications. The ATTINY861-20SU features 16 general-purpose I/O pins, allowing flexibility in interfacing with external components.
It boasts a rich set of peripherals, including a 10-bit ADC, multiple PWM channels, and a Universal Serial Interface (USI) for communication. The device supports several power-saving modes, enhancing its suitability for battery-powered projects.
Housed in a compact SOIC-20 package, the ATTINY861-20SU is ideal for space-constrained applications. Its robust architecture and diverse functionality make it well-suited for use in automotive, industrial, and consumer electronics.

Equivalent

The ATTINY861-20SU is an 8-bit microcontroller from Microchip Technology (formerly Atmel). Equivalent products may include:
1. Microchip PIC12F1501 - Another microcontroller with similar features.
2. STM8S003F3P6 - From STMicroelectronics, offering comparable performance.
3. NXP LPC81x Series - ARM Cortex-M0+ microcontrollers with similar capabilities.
4. Silicon Labs EFM8LB1 - Low-energy 8-bit microcontroller series.
Always verify the specific requirements like pin configuration, memory, and peripherals before considering substitutes.

Features

The ATTINY861-20SU is an 8-bit microcontroller from Microchip Technology, known for its efficiency and versatility in embedded applications. Key features include:
- Core: AVR 8-bit RISC architecture for efficient processing.
- Speed: Operates at up to 20 MHz.
- Memory: 8KB flash memory, 512B SRAM, and 512B EEPROM for data storage.
- I/O Pins: 12 general-purpose I/O pins for interfacing with external components.
- Timers: Two 8-bit and one 16-bit timer/counters for precise timing operations.
- Communication: Supports SPI, USI (Universal Serial Interface), and TWI (Two-Wire Interface) for flexible communication options.
- Analog: 11-channel, 10-bit ADC for analog signal processing.
- PWM: Supports six PWM channels for motor control or other applications requiring pulse-width modulation.
- Low-Power Modes: Multiple sleep modes to conserve power in battery-operated devices.
- Package: Available in a 20-pin SOIC package for compact designs.
These features make the ATTINY861-20SU ideal for small, power-sensitive applications where performance and flexibility are required.

Pinout

The ATTINY861-20SU is an 8-bit microcontroller from Microchip Technology, part of the AVR ATtiny series. It comes in a 20-pin SOIC (Small Outline Integrated Circuit) package.
This microcontroller features:
- 20 pins, which include:
- 16 I/O pins that can be used for various functions such as digital input/output, analog inputs, and PWM outputs.
- Power supply pins (VCC and GND).
- Reset pin, which can also be used as a general-purpose I/O pin if the reset function is not required.

The primary functions of the ATTINY861-20SU include:
- CPU Core: 8-bit AVR with RISC architecture.
- Flash Memory: 8 KB for program storage.
- SRAM: 512 bytes for data storage.
- EEPROM: 512 bytes for non-volatile data storage.
- Clock Speed: Up to 20 MHz.
- Peripherals: Includes features like timers/counters, ADC (Analog to Digital Converter), USI (Universal Serial Interface), and more for versatile applications.
This microcontroller is suitable for applications requiring compact size and efficient power consumption, such as consumer electronics, automotive infotainment systems, and other embedded systems.

Manufacturer

The ATTINY861-20SU is manufactured by Microchip Technology Inc. Microchip Technology is a leading semiconductor company that designs and manufactures a wide range of microcontrollers, mixed-signal, analog, and Flash-IP solutions. The company provides technology solutions for various applications across automotive, consumer electronics, aerospace, and industrial sectors, among others. Known for its comprehensive product portfolio and strong focus on innovation, Microchip serves a global customer base, helping to enable smart, connected, and secure designs.

Application

The ATTINY861-20SU is a microcontroller from the Atmel AVR family, ideal for various applications due to its compact size, low power consumption, and versatile features. Common application areas include:
1. Embedded Systems: Used in small-scale embedded applications like home automation and consumer electronics.
2. Motor Control: Suitable for controlling motors and servos in robotics and industrial systems.
3. Sensor Interfaces: Acts as an interface for sensors in IoT devices and environmental monitoring systems.
4. Power Management: Employed in power management and battery-operated devices due to its efficient low-power modes.
5. LED Control: Used in lighting applications for controlling LED brightness and color.
6. Communication Devices: Facilitates communication in UART, SPI, and I2C protocols for networked devices.

Package

The ATTINY861-20SU is a microcontroller in an 8-bit AVR family, housed in a SOIC-20 (Small Outline Integrated Circuit with 20 pins) package. It's designed for applications requiring low power and high performance, suitable for compact spaces due to its surface-mount design.

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