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ATTINY861A-SU

Name: ATTINY861A-SU
Rating: 4.7 (12 reviews)

IC MCU 8BIT 8KB FLASH 20SOIC

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包 20-SOIC
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規格

Package	Bulk
Series	AVR® ATtiny
ProductStatus	Active
CoreProcessor	AVR
CoreSize	8-Bit
Speed	20MHz
Connectivity	USI
Peripherals	Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
NumberofI/O	16
ProgramMemorySize	8KB (4K x 16)
ProgramMemoryType	FLASH
EEPROMSize	512 x 8
RAMSize	512 x 8
Voltage-Supply(Vcc/Vdd)	1.8V ~ 5.5V
DataConverters	A/D 11x10b
OscillatorType	Internal
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	20-SOIC (0.295, 7.50mm Width)

概述

Description

The ATTINY861A-SU is a low-power, 8-bit microcontroller from Microchip's ATtiny series, designed for embedded applications. It features an AVR architecture with a 16 MHz maximum clock speed, 8KB of flash memory, 512 bytes of SRAM, and 256 bytes of EEPROM. The microcontroller includes six I/O pins, three 16-bit timers, and a 10-bit ADC with up to eight channels, making it versatile for various control and sensing applications.
Key features include a programmable watchdog timer, internal oscillator, and support for multiple communication protocols such as USART and SPI. The device is ideal for battery-operated and compact designs due to its low power consumption and small 32-pin QFN or 28-pin DIP packages.
The ATTINY861A-SU is suitable for hobbyist projects, consumer electronics, and industrial controls, providing an accessible entry point for developers seeking to implement microcontroller-based solutions.

Features

The ATTINY861A-SU is an 8-bit microcontroller from Atmel's ATtiny series, featuring:
- Architecture: AVR 8-bit RISC
- Flash Memory: 8 KB for program storage
- SRAM: 512 bytes for data storage
- EEPROM: 512 bytes for non-volatile data storage
- Operating Voltage: 2.7V to 5.5V
- Clock Speed: Up to 20 MHz
- GPIO: 12 general-purpose I/O pins
- Timers: 1 x 16-bit and 2 x 8-bit timers/counters
- ADC: 10-bit Analog-to-Digital Converter with 8 channels
- Communication: USART, SPI, and I2C (TWI) interfaces
- Interrupts: External and internal interrupts supported
- Low Power Modes: Various sleep modes for energy efficiency
- Package: Available in a 32-pin QFN and TQFP packages
This microcontroller is ideal for compact, low-power applications requiring a balance of performance and peripheral support.

Package

The ATTINY861A-SU is available in a 32-pin TQFP (Thin Quad Flat Package) package type. It features a surface-mount design, making it suitable for compact electronic applications.

Pinout

The ATTINY861A-SU is an 8-bit microcontroller from Microchip, featuring a total of 20 pins. Among these pins, the functions include:
- Digital I/O: 12 general-purpose I/O pins (PB0 to PB5, PC0 to PC5).
- Analog Inputs: 8 channels of 10-bit ADC (Analog-to-Digital Converter) on pins PC0 to PC5.
- Timers: Two 8-bit timers and one 16-bit timer for various timing applications.
- Communication Interfaces: USART (Universal Synchronous and Asynchronous serial Receiver and Transmitter) for serial communication.
- Reset Pin: One pin (RESET) for resetting the microcontroller.
- Power Supply: VCC and GND pins for power connections.
This microcontroller is well-suited for a wide range of embedded applications, offering flexibility with its I/O capabilities and integrated peripherals.

Manufacturer

The manufacturer of the ATTINY861A-SU is Microchip Technology Inc. Microchip is a leading semiconductor company that specializes in developing microcontrollers, memory chips, and analog semiconductors. Founded in 1989, the company is known for its focus on embedded control applications and offers a wide range of products for automotive, industrial, consumer, and telecommunications markets. Microchip provides innovative solutions and tools for developers, enabling them to create efficient, reliable, and high-performance electronic systems. The ATTINY861A-SU is part of the ATtiny series, which is popular for its low power consumption and small footprint, making it suitable for various applications, including IoT, automation, and portable devices.

Application

The ATTINY861A-SU is commonly used in low-power applications such as wearable devices, sensor interfaces, and consumer electronics. Its features make it suitable for automation systems, data logging, motor control, and simple robotics. Additionally, it can be employed in home automation, remote controls, and educational projects, where compact size and energy efficiency are essential.

Equivalent

Equivalent products to the ATTINY861A-SU chip include the ATTINY841, ATTINY1634, and ATTINY461. These microcontrollers have similar features and capabilities, such as AVR architecture, low power consumption, and varying I/O pin counts. For exact replacements, refer to specific datasheets to ensure compatibility in terms of memory, peripherals, and pin configuration.