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ATTINY85-20SU

Name: ATTINY85-20SU
Rating: 4.7 (12 reviews)

IC MCU 8BIT 8KB FLASH 8SOIC

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製造商。部分 #ATTINY85-20SU
包 SOIJ-8
資料表 ATTINY85-20SU DataSheet
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規格

Package	Tube
Series	AVR® ATtiny, Functional Safety (FuSa)
ProductStatus	Active
CoreProcessor	AVR
CoreSize	8-Bit
Speed	20MHz
Connectivity	USI
Peripherals	Brown-out Detect/Reset, POR, PWM, WDT
NumberofI/O	6
ProgramMemorySize	8KB (4K x 16)
ProgramMemoryType	FLASH
EEPROMSize	512 x 8
RAMSize	512 x 8
Voltage-Supply(Vcc/Vdd)	2.7V ~ 5.5V
DataConverters	A/D 4x10b
OscillatorType	Internal
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	8-SOIC (0.209, 5.30mm Width)

概述

Description

The ATTINY85-20SU is a small, low-power 8-bit microcontroller from Microchip Technology, part of the AVR family. It features 8 KB of flash memory, 512 bytes of SRAM, and 6 I/O pins, making it ideal for compact embedded applications.
Operating at a maximum clock speed of 20 MHz, the ATTINY85 can run on a voltage range of 2.7V to 5.5V, allowing for versatility in power supply options. Its integrated peripherals include a 10-bit ADC, PWM outputs, and a watchdog timer, enhancing its functionality in various projects.
Due to its small size and capabilities, the ATTINY85 is popular in DIY electronics, robotics, and sensor applications, often used in Arduino projects. The microcontroller supports programming via the Arduino IDE or AVR Studio, making it accessible for hobbyists and professionals alike.
Its compact form factor, combined with low power consumption, makes the ATTINY85-20SU an excellent choice for portable and battery-operated devices.

Features

The ATTINY85-20SU is a microcontroller from the Atmel (now part of Microchip Technology) AVR family. Key features include:
- 8-bit AVR RISC Architecture: Provides efficient instruction execution.
- Memory: 8 KB of Flash memory for program storage, 512 Bytes of SRAM, and 256 Bytes of EEPROM.
- Speed: Operates at up to 20 MHz with a 5V supply voltage.
- I/O Ports: 6 General Purpose I/O pins.
- Analog Features: 10-bit ADC with up to 4 channels.
- Timers: Two 8-bit and one 16-bit Timer/Counters for timing applications.
- PWM: Supports Pulse Width Modulation for motor control or other applications.
- Communication Interfaces: SPI, I2C (TWI), and USART support.
- Low Power Modes: Designed for low power consumption, ideal for battery-operated devices.
- Package: Available in a 20-Pin SOIC, making it suitable for compact designs.
Overall, the ATTINY85-20SU is versatile for various applications, including DIY electronics, sensor interfaces, and simple control systems.

Package

The ATTINY85-20SU is packaged in a 8-pin SOIC (Small Outline Integrated Circuit) format. This surface-mount package measures 3.9mm x 4.9mm and is designed for efficient space-saving in electronic applications.

Pinout

The ATtiny85-20SU is an 8-pin microcontroller from Microchip's ATtiny series. It features the following pin configuration:
1. VCC - Power supply (2.7V to 5.5V)
2. GND - Ground
3. PB5 (Pin 2) - General I/O or PWM output (Timer/Counter0)
4. PB3 (Pin 3) - General I/O or ADC input (Analog Comparator)
5. PB4 (Pin 4) - General I/O or SPI (MISO)
6. RESET (Pin 5) - Reset input; active low
7. PB0 (Pin 6) - General I/O or ADC input
8. PB1 (Pin 7) - General I/O or ADC input
The ATtiny85 is commonly used in low-power applications and supports multiple functionalities including PWM, analog-to-digital conversion, and various interfacing capabilities through its GPIO pins. It operates at a maximum clock speed of 20 MHz.

Manufacturer

The ATTINY85-20SU is manufactured by Microchip Technology Inc., a prominent American company specializing in microcontrollers, memory, and other semiconductor solutions. Founded in 1989 and headquartered in Chandler, Arizona, Microchip has established itself as a leader in embedded control solutions, offering a wide range of microcontroller products, development tools, and software for various applications. The ATTINY85 is part of the AVR family of microcontrollers, known for their ease of use and low power consumption, making them ideal for embedded systems in consumer electronics, automotive, and industrial applications.

Application

The ATTINY85-20SU is commonly used in applications such as DIY electronics, simple robotics, sensor monitoring, LED control, wearable devices, and low-power data logging. Its compact size and low power consumption make it ideal for remote sensing, smart home devices, and other embedded systems. Additionally, it can be utilized in educational projects for teaching programming and electronics.

Equivalent

Equivalent products to the ATTINY85-20SU chip include the ATtiny45 and ATtiny25, which offer similar functionality but with different memory sizes. Other alternatives may include the Microchip MCP2004 and various other ATtiny series chips, depending on specific application requirements like I/O pins, memory, and power consumption. Always check datasheets for precise specifications.