ATTINY85-20MU
- Mfr.Part #
- ATTINY85-20MU
- Manufacturer
- Microchip Technology
- Package / Case
- 20-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 8KB FLASH 20QFN
- Stock
- 33,284
- In Stock :
- 33,284
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Memory Size :
- 8kB
- Published :
- 2013
- Terminal Finish :
- Matte Tin (Sn)
- Frequency :
- 20MHz
- Number of External Interrupts :
- 1
- RAM Size :
- 512 x 8
- DMA Channels :
- No
- Program Memory Size :
- 8KB 4K x 16
- Terminal Position :
- QUAD
- Min Supply Voltage :
- 2.7 V
- DAC Channels :
- No
- RoHS :
- Compliant
- Seated Height-Max :
- 0.8 mm
- Watchdog Timer :
- yes
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ
- Base Product Number :
- Attiny85
- Supply Voltage :
- 5V
- Interface :
- SPI
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Max Frequency :
- 20 MHz
- Surface Mount :
- yes
- Schedule B :
- 8542310000
- Min Operating Temperature :
- -40 °C
- Has ADC :
- yes
- Number of Timers/Counters :
- 2
- Number of I/O :
- 6
- Speed :
- 20MHz
- Tradename :
- AVR
- Interfaces :
- SPI/USI
- Qualification Status :
- Not Qualified
- Number of I/O Lines :
- 6
- Integrated Cache :
- No
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Width :
- 4 mm
- Core Size :
- 8-Bit
- Base Part Number :
- Attiny85
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Supply Current-Max :
- 200 mA
- Connectivity :
- USI
- Terminal Pitch :
- 0.5mm
- On Chip Data RAM Width :
- 8
- JESD-609 Code :
- e3
- Reach Compliance Code :
- Compliant
- CPU Family :
- AVR RISC
- RAM (words) :
- 512
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Data Bus Width :
- 8B
- Max Supply Voltage :
- 5.5 V
- Package / Case :
- 20-WFQFN Exposed Pad
- Height Seated (Max) :
- 0.8mm
- EEPROM Size :
- 512 x 8
- Terminal Form :
- NO LEAD
- PWM Channels :
- yes
- Number of I2C Channels :
- 1
- ROM Programmability :
- Flash
- Product Type :
- 8-bit Microcontrollers - MCU
- Minimum Operating Temperature :
- - 40 C
- Packaging :
- Tape and Reel (TR)
- Number of Pins :
- 20
- Core Processor :
- AVR
- Boundary Scan :
- No
- Oscillator Type :
- Internal
- Length :
- 4mm
- JESD-30 Code :
- S-XQCC-N20
- ROM (words) :
- 4096
- Operating Temperature :
- -40°C~85°C TA
- Series :
- AVR® ATtiny
- Supply Voltage-Max (Vsup) :
- 5.5V
- Supply Voltage-Min (Vsup) :
- 4.5V
- Program Memory Type :
- Flash
- Number of Programmable I/O :
- 6
- Maximum Operating Temperature :
- + 85 C
- Number of Terminals :
- 20
- Mounting Style :
- SMD/SMT
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Core Architecture :
- AVR
- Pbfree Code :
- yes
- On Chip Program ROM Width :
- 16
- Low Power Mode :
- yes
- Supplier Device Package :
- 20-QFN-EP (4x4)
- Mounting Type :
- Surface Mount
- Lead Free :
- Lead Free
- Memory Type :
- Flash
- Product Status :
- Active
- Factory Lead Time :
- 4 Weeks
- Format :
- FIXED POINT
- Brand :
- Microchip Technology
- Number of I/Os :
- 6
- Mount :
- Surface Mount
- Contact Plating :
- Tin
- Number of Timers :
- 2
- Number of SPI Channels :
- 1
- Bit Size :
- 8
- Number of ADC Channels :
- 4
- Number of PWM Channels :
- 2
- Data Converter :
- A/D 4x10b
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Max Operating Temperature :
- 85 °C
- RoHS Status :
- ROHS3 Compliant
- Temperature Grade :
- Industrial
- Package Shape :
- Square
- Device Core :
- AVR
- Number of Terminations :
- 20
- Power Supplies :
- 3/5V
- Product :
- MCU
- Data Converters :
- A/D 4x10b
- Product Category :
- 8-bit Microcontrollers - MCU
- Manufacturer :
- Microchip
- Height :
- 800 µm
- Datasheets
- ATTINY85-20MU
ATTINY85-20MU Documents

Microcontrollers Microchip Technology ATTINY85-20MU Overview
The Microcontrollers Microchip Technology ATTINY85-20MU is a high-performance, low-power AVR 8-bit microcontroller that combines 8KB ISP flash memory, 512-Byte EEPROM, 512-Byte SRAM, and a wealth of peripheral features in a compact 20QFN package. Designed by Microchip Technology, this microcontroller is optimized for control applications that require a streamlined, yet powerful, set of features to operate efficiently in demanding conditions. Its small form factor and high integration make it ideal for space-constrained applications while providing robust reliability and adaptability.
ATTINY85-20MU Features
The ATTINY85-20MU boasts several notable features, making it a versatile choice for a broad range of applications. It operates within a voltage range of 2.7V to 5.5V, offering flexibility for various power setups. The microcontroller supports up to 20 MHz internal oscillator, provides a 10-bit ADC with 4 PWM channels, and includes an integrated temperature sensor, all contributing to its superior performance in system control and monitoring tasks.
ATTINY85-20MU Applications
- Consumer Electronics: Employed in household appliances and personal gadgets due to its ability to handle complex user interfaces while maintaining low power consumption.
- Wearable Technology: Ideal for wearables due to its small size and efficiency, enabling advanced functionality in smartwatches and fitness trackers where space and power efficiency are critical.
- Automation Systems: Utilized in industrial automation as a control unit for managing sensors and actuators, its robust I/O capabilities make it well-suited for these environments.
- Automotive: Applied in automotive applications for managing small, dedicated tasks such as sensor reading and data processing, enhancing vehicle performance and safety.
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