• ATTINY85-20SU SOIJ-8
ATTINY85-20SU SOIJ-8

ATTINY85-20SU

Tiny microcontroller

Inventory:8,008

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Overview of ATTINY85-20SU

The ATTINY85-20SU is a high-performance, low-power 8-bit microcontroller from Atmel, featuring 8KB of in-system programmable flash memory and 512B of EEPROM. It offers a wide range of functionalities and is suitable for various embedded applications where size and power efficiency are critical.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VCC: Positive Power Supply
  • GND: Ground
  • Digital IO Pins: Multiple GPIO pins for interfacing with external components
  • PWM Pins: Pulse Width Modulation pins for analog output control
  • Analog Pins: Analog input pins for sensor interfacing
  • Reset Pin: Reset the microcontroller

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the ATTINY85-20SU for a visual representation.

Key Features

  • 8KB Flash Memory: Offers ample space for program storage and updates.
  • Low Power Consumption: Ideal for battery-powered and energy-efficient applications.
  • Multiple I/O Pins: Enables versatile interfacing with external devices.
  • Analog Capability: Includes analog inputs for sensor integration.
  • Programmable PWM: Allows for precise control of analog outputs.

Note: For detailed technical specifications, please refer to the ATTINY85-20SU datasheet.

Application

  • Embedded Systems: Suitable for small-scale embedded applications requiring low power consumption.
  • Sensor Networks: Ideal for building sensor nodes and data acquisition systems.
  • Home Automation: Used in projects related to home automation and smart devices.

Functionality

The ATTINY85-20SU is a versatile microcontroller offering a balance between performance and power efficiency. It is designed for compact embedded systems that require reliable operation and flexibility in programming.

Usage Guide

  • Power Supply: Connect VCC to the positive power supply and GND to the ground.
  • Programming: Utilize the in-system programmable flash memory for updating firmware.
  • Interfacing: Use the GPIO, PWM, and analog pins for connecting external components.

Frequently Asked Questions

Q: Can the ATTINY85-20SU be programmed using the Arduino IDE?
A: Yes, the ATTINY85-20SU can be programmed using the Arduino IDE with the help of the Arduino core for ATTINY.

Q: What is the maximum clock speed supported by the ATTINY85-20SU?
A: The ATTINY85-20SU supports a maximum clock speed of 20MHz.

Equivalent

For similar functionalities, consider these alternatives to the ATTINY85-20SU:

  • ATMEGA328P-PU: A higher-performance 8-bit microcontroller with more flash memory and I/O pins.
  • STM32F103C8T6: This ARM Cortex-M3 microcontroller offers enhanced performance and features compared to the ATTINY85-20SU.
nd energy-efficient devices.

Equivalent

For similar functionalities, consider these alternatives to the ATTINY85-20SU:

  • ATTINY45-20SU: A similar microcontroller with lower flash memory capacity but compatible pinout and features.
  • ATTINY25-20SU: This microcontroller offers fewer I/O pins but maintains the compact size and low-power characteristics of the ATTINY85-20SU.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category 8-bit Microcontrollers - MCU RoHS Details
Core AVR Program Memory Size 8 kB
Data RAM Size 512 B Package / Case SOIC-8
Maximum Clock Frequency 20 MHz ADC Resolution 10 bit
Number of I/Os 6 I/O Supply Voltage - Min 2.7 V
Supply Voltage - Max 5.5 V Mounting Style SMD/SMT
Data Bus Width 8 bit Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 85 C Series ATtiny85
Brand Microchip Technology Data RAM Type SRAM
Data ROM Size 512 B Data ROM Type EEPROM
Height 2.16 mm Interface Type USI
Length 5.35 mm Moisture Sensitive Yes
Number of ADC Channels 4 Channel Number of Timers/Counters 2 Timer
Processor Series tinyAVR Product MCUs
Product Type 8-bit Microcontrollers - MCU Program Memory Type Flash
Factory Pack Quantity 95 Subcategory Microcontrollers - MCU
Tradename AVR Width 5.4 mm
Unit Weight 0.019048 oz

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