ATTINY84A-MU
- Mfr.Part #
- ATTINY84A-MU
- Manufacturer
- Microchip Technology
- Package / Case
- 20-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 8KB FLASH 20QFN
- Stock
- 66,851
- In Stock :
- 66,851
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Data Bus Width :
- 8B
- Minimum Operating Temperature :
- - 40 C
- Data Converter :
- A/D 8x10b
- Height :
- 200μm
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Speed :
- 20MHz
- Temperature Grade :
- Industrial
- Number of I/O Lines :
- 12
- Number of Terminals :
- 20
- Memory Type :
- Flash
- Max Supply Voltage :
- 5.5 V
- Operating Temperature :
- -40°C~85°C TA
- Min Supply Voltage :
- 1.8 V
- Number of I/O :
- 12
- Additional Feature :
- ALSO OPERATES 1.8 V MINIMUM SUPPLY AT 4 MHZ
- PWM Channels :
- yes
- Reach Compliance Code :
- Compliant
- Supplier Device Package :
- 20-QFN-EP (4x4)
- Supply Voltage-Min (Vsup) :
- 4.5V
- Device Core :
- AVR
- Data Converters :
- A/D 8x10b
- Schedule B :
- 8542310000, 8542310000/8542310000, 8542310000/8542310000/8542310000, 8542310000/8542310000/8542310000/8542310000
- Number of Timers/Counters :
- 2
- Maximum Operating Temperature :
- + 85 C
- Oscillator Type :
- Internal
- Number of Programmable I/O :
- 12
- Program Memory Type :
- Flash
- Program Memory Size :
- 8KB 4K x 16
- Seated Height-Max :
- 0.8 mm
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Series :
- AVR® ATtiny
- Length :
- 4mm
- ROM Programmability :
- Flash
- Interface Type :
- SPI, USI
- Core Processor :
- AVR
- EEPROM Size :
- 512 x 8
- Number of I2C Channels :
- 1
- Core Size :
- 8-Bit
- RoHS Status :
- ROHS3 Compliant
- Package Shape :
- Square
- Terminal Form :
- NO LEAD
- Product :
- MCU
- Terminal Position :
- QUAD
- REACH SVHC :
- No SVHC
- DAC Channels :
- No
- Core Architecture :
- AVR
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Product Category :
- 8-bit Microcontrollers - MCU
- CPU Family :
- AVR RISC
- Lead Free :
- Lead Free
- Number of Pins :
- 20
- Number of I/Os :
- 12
- Surface Mount :
- yes
- Product Status :
- Active
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Watchdog Timer :
- yes
- Supply Voltage :
- 5V
- Supply Voltage-Max (Vsup) :
- 5.5V
- Memory Size :
- 8kB
- Contact Plating :
- Gold
- External Data Bus Width :
- 8
- Interface :
- SPI
- Power Supplies :
- 2/5 V
- Factory Lead Time :
- 7 Weeks
- Package :
- Tray
- Peak Reflow Temperature (Cel) :
- 260
- Published :
- 1997
- RAM (bytes) :
- 512
- MSL :
- -
- Interfaces :
- SPI
- Base Part Number :
- ATTINY84A
- Mounting Type :
- Surface Mount
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
- Qualification :
- -
- Packaging :
- Tray
- Terminal Finish :
- MATTE TIN
- Product Type :
- 8-bit Microcontrollers - MCU
- Mount :
- Surface Mount
- Mounting Style :
- SMD/SMT
- Width :
- 4mm
- Terminal Pitch :
- 0.5mm
- Qualification Status :
- Not Qualified
- Number of SPI Channels :
- 2
- Tradename :
- AVR
- JESD-30 Code :
- S-PQCC-N20
- ROM (words) :
- 8192
- RoHS :
- Compliant
- Number of PWM Channels :
- 2
- Base Product Number :
- ATTINY84
- Frequency :
- 20MHz
- Min Operating Temperature :
- -40 °C
- Supply Current-Max :
- 7 mA
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Pbfree Code :
- yes
- Max Operating Temperature :
- 85 °C
- JESD-609 Code :
- e3
- Max Frequency :
- 20 MHz
- Number of Terminations :
- 20
- Package / Case :
- 20-WFQFN Exposed Pad
- Brand :
- Microchip Technology / Atmel
- Number of ADC Channels :
- 8
- Connectivity :
- USI
- RAM Size :
- 512 x 8
- DMA Channels :
- No
- Bit Size :
- 8
- Manufacturer :
- Microchip
- Has ADC :
- yes
- Datasheets
- ATTINY84A-MU

Microcontrollers Microchip Technology ATTINY84A-MU Overview
The Microcontrollers Microchip Technology ATTINY84A-MU is a high-performance, low-power AVR® microcontroller that combines 8KB ISP flash memory with read-while-write capabilities, 512B EEPROM, and 512B SRAM. This compact 20QFN packaged MCU operates between 1.8-5.5 volts, making it ideal for applications requiring efficiency and reliability in a small footprint. Its enhanced features and versatility in handling various tasks make it a prime choice for advanced embedded system applications, where space and power consumption are critical parameters.
ATTINY84A-MU Features
This microcontroller includes a variety of features that enhance its utility and robustness in complex digital environments. Key features include an 8-bit processor with up to 20 MHz clock speed, 12 programmable I/O lines, and an internal oscillator. It also supports multiple programming and interface options, including SPI, I2C, and USART interfaces, which are essential for building interconnected systems. The device's robust safety features, such as brown-out detection and a watchdog timer, ensure reliable operation under varying conditions.
ATTINY84A-MU Applications
- Smart Home Devices: Easily integrates into home automation systems, providing control logic for devices like smart thermostats and lighting systems.
- Battery Management: Utilized in battery-powered devices for efficient power management and extending the battery life of portable devices.
- Wearable Technology: Serves as a core component in wearables, managing sensors and user interface components while optimizing power consumption.
- DIY Hobby Projects: Ideal for hobbyists creating custom electronics due to its ease of programming and versatile feature set.
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