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Home > Embedded ICs > 8bit MCU > ATTINY85-20SU
Microchip

ATTINY85-20SU

ATTINY85-20SU

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ATTINY85-20SU Overview

AVR AVR® ATtiny, Functional Safety (FuSa) Microcontroller IC 8-Bit 20MHz 8KB (4K x 16) FLASH 8-SOIC

ECAD Model

Symbol

ATTINY85-20SU

Footprint

ATTINY85-20SU

Features

High Performance, Low Power AVR 8-Bit Microcontroller

Advanced RISC Architecture

120 Powerful InstructionsMost Single Clock Cycle Execution

32 x 8 General Purpose Working Registers

Fully Static Operation

Non-volatile Program and Data Memories

2/4/8K Bytes of In-System Programmable Program Memory Flash

Endurance: 10,000 Write/Erase Cycles

128/256/512 Bytes In-System Programmable EEPROM

Endurance: 100,000 Write/Erase Cycles

128/256/512 Bytes Internal SRAM

Programming Lock for Self-Programming Flash Program and EEPROM Data Security

Peripheral Features

8-bit Timer/Counter with Prescaler and Two PWM Channels

8-bit High Speed Timer/Counter with Separate Prescaler

2 High Frequency PWM Outputs with Separate Output Compare Registers

Programmable Dead Time Generator

USIUniversal Serial Interface with Start Condition Detector

10-bit ADC

4 Single Ended Channels

2 Differential ADC Channel Pairs with Programmable Gain (1x, 20x)

Temperature Measurement

Programmable Watchdog Timer with Separate On-chip Oscillator

On-chip Analog Comparator

Special Microcontroller Features

debugWIRE On-chip Debug System

In-System Programmable via SPI Port

External and Internal Interrupt Sources

Low Power Idle, ADC Noise Reduction, and Power-down Modes

Enhanced Power-on Reset Circuit

Programmable Brown-out Detection Circuit

Internal Calibrated Oscillator

I/O and Packages

Six Programmable I/O Lines

8-pin PDIP, 8-pin SOIC, 20-pad QFN/MLF, and 8-pin TSSOP (only ATtiny45/V)

Operating Voltage

1.8 - 5.5V for ATtiny25V/45V/85V

2.7 - 5.5V for ATtiny25/45/85

Speed Grade

ATtiny25V/45V/85V: 04 MHz @ 1.8 - 5.5V, 0 - 10 MHz @ 2.7 - 5.5V

ATtiny25/45/85: 010 MHz @ 2.7 - 5.5V, 0 - 20 MHz @ 4.5 - 5.5V

Industrial Temperature Range

Low Power Consumption

Active Mode:

1 MHz, 1.8V: 300 A

Power-down Mode:

0.1 A at 1.8V

Applications

AVR? ATtiny

Specifications

  • Core Processor AVR

  • DigiKey Programmable Verified

  • Speed 20MHz

  • Operating Temperature -40℃ ~ 85℃ (TA)

  • Program Memory Type FLASH

  • RAM Size 512 x 8

  • Number of I/O 6

  • Peripherals Brown-out Detect/Reset, POR, PWM, WDT

  • Mounting Type Surface Mount

  • Product Status Active

  • Oscillator Type Internal

  • Supplier Device Package 8-SOIC

  • EEPROM Size 512 x 8

  • Series AVR® ATtiny, Functional Safety (FuSa)

  • Package / Case 8-SOIC (0.209, 5.30mm Width)

  • Core Size 8-Bit

  • Mfr Microchip Technology

  • Connectivity USI

  • Program Memory Size 8KB (4K x 16)

  • Data Converters A/D 4x10b

  • Package Tube

  • Voltage - Supply (Vcc/Vdd) 2.7V ~ 5.5V

  • Base Product Number ATTINY85

Circuit Diagram

ATTINY85-20SU
ATTINY85-20SU
ATTINY85-20SU
ATTINY85-20SU

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