ATTINY84-20MU
- Mfr.Part #
- ATTINY84-20MU
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 20-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 8KB FLASH 20QFN
- Stock
- 3,602
- In Stock :
- 3,602
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Oscillator Type :
- Internal
- Max Operating Temperature :
- 85 °C
- Peak Reflow Temperature (Cel) :
- 260
- Interface :
- SPI
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Supplier Device Package :
- 20-QFN-EP (4x4)
- Program Memory Size :
- 8KB 4K x 16
- JESD-30 Code :
- S-XQCC-N20
- Terminal Finish :
- MATTE TIN
- Contact Plating :
- Tin
- Min Supply Voltage :
- 2.7 V
- Watchdog Timer :
- yes
- Published :
- 1997
- Manufacturer :
- Microchip
- Product :
- MCU
- Mount :
- Surface Mount
- Seated Height-Max :
- 0.8 mm
- RoHS :
- Compliant
- Supply Voltage-Max (Vsup) :
- 5.5V
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Number of Programmable I/O :
- 12
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
- Package Shape :
- Square
- Number of I/O Lines :
- 12
- Product Category :
- 8-bit Microcontrollers - MCU
- Terminal Position :
- QUAD
- Additional Feature :
- OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ
- Interfaces :
- SPI
- Memory Type :
- FLASH, OTP
- EEPROM Size :
- 512 x 8
- Maximum Operating Temperature :
- + 85 C
- ROM Programmability :
- Flash
- Qualification Status :
- Not Qualified
- Device Core :
- AVR
- Product Status :
- Active
- RAM Size :
- 512 x 8
- Pbfree Code :
- yes
- Bit Size :
- 8
- Number of Terminations :
- 20
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Base Product Number :
- ATTINY84
- CPU Family :
- AVR RISC
- Series :
- AVR® ATtiny
- ROM (words) :
- 8192
- PWM Channels :
- yes
- Package / Case :
- 20-WFQFN Exposed Pad
- DMA Channels :
- No
- Factory Lead Time :
- 4 Weeks
- Product Type :
- 8-bit Microcontrollers - MCU
- Max Frequency :
- 20 MHz
- Data Converter :
- A/D 8x10b
- Frequency :
- 20MHz
- Data Bus Width :
- 8B
- Core Size :
- 8-Bit
- Height Seated (Max) :
- 0.8mm
- RoHS Status :
- ROHS3 Compliant
- Operating Temperature :
- -40°C~85°C TA
- Length :
- 4mm
- Number of Terminals :
- 20
- Number of I/Os :
- 12
- Memory Size :
- 896B
- Min Operating Temperature :
- -40 °C
- Surface Mount :
- yes
- Mounting Type :
- Surface Mount
- Connectivity :
- USI
- Number of I/O :
- 12
- Speed :
- 20MHz
- Brand :
- Microchip Technology
- RAM (bytes) :
- 512
- Width :
- 4 mm
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Data Converters :
- A/D 8x10b
- Terminal Form :
- NO LEAD
- Program Memory Type :
- Flash
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Packaging :
- Tape and Reel (TR)
- Temperature Grade :
- Industrial
- Power Supplies :
- 3/5V
- Core Processor :
- AVR
- Minimum Operating Temperature :
- - 40 C
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Core Architecture :
- AVR
- Supply Voltage :
- 5V
- Mounting Style :
- SMD/SMT
- JESD-609 Code :
- e3
- Terminal Pitch :
- 0.5mm
- Tradename :
- AVR
- DAC Channels :
- No
- Supply Current-Max :
- 9 mA
- Has ADC :
- yes
- Max Supply Voltage :
- 5.5 V
- Supply Voltage-Min (Vsup) :
- 4.5V
- Number of Pins :
- 20
- Reach Compliance Code :
- Compliant
- Number of Timers/Counters :
- 2
- Base Part Number :
- ATTINY84
- Datasheets
- ATTINY84-20MU
ATTINY84-20MU Documents

Microcontrollers Atmel (Microchip Technology) ATTINY84-20MU Overview
The Microcontrollers Atmel (Microchip Technology) ATTINY84-20MU is a high-performance, low-power AVR 8-bit microcontroller that combines 8KB ISP flash memory, 512-Byte EEPROM, 512-Byte SRAM, and a wide range of functionality and peripheral features. Designed for efficiency and versatility, the ATTINY84-20MU operates between 1.8-5.5 volts, making it ideal for applications across various power-sensitive scenarios in commercial and industrial environments. With its robust design and comprehensive feature set, this microcontroller is specifically tailored to meet the sophisticated needs of advanced embedded systems. Utilizing advanced RISC architecture, it delivers exceptional power efficiency and processing capabilities that enhance overall device reliability and functionality.
ATTINY84-20MU Features
- 8-bit high-performance AVR microcontroller
- 8KB of in-system programmable flash
- 512-Byte EEPROM and 512-Byte SRAM
- 12 programmable I/O lines and 32 programmable input/output pins
- Operating voltage range from 1.8V to 5.5V
- Up to 20 MHz internal oscillator
- Power-on reset and programmable brown-out detection
- Low power consumption modes for energy efficiency
- ADC with 8 channels and 10-bit resolution
ATTINY84-20MU Applications
- Consumer Electronics
Utilized in various consumer electronic devices like smart home devices and wearables where low power and high functionality are critical. - Industrial Control Systems
Employs robust I/O capabilities in sensors and control systems within factories, offering reliable operation even under stringent conditions. - Automotive Applications
Supports automotive technologies such as in-vehicle entertainment and control systems, contributing to the enhancement of user experience and system reliability. - Power Management
Integral in developing solutions for smart energy management systems in residential and commercial buildings, optimizing energy consumption and cost. - Medical Devices
Applied in medical monitoring devices where precision and reliability are paramount for effective patient care and diagnostics.
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