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