ATTINY44A-MFR
- Mfr.Part #
- ATTINY44A-MFR
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 20-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 4KB FLASH 20QFN
- Stock
- 16,580
- In Stock :
- 16,580
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Contact Plating :
- Tin
- Data Converter :
- A/D 8x10b
- Temperature Grade :
- Automotive
- Power Supplies :
- 2/5 V
- Number of I/Os :
- 12 I/O
- Height :
- 0.8 mm
- Bit Size :
- 8
- Number of Timers/Counters :
- 2
- Number of I/O Lines :
- 12
- JESD-30 Code :
- S-PQCC-N20
- Surface Mount :
- yes
- Supply Voltage-Min (Vsup) :
- 4.5V
- Oscillator Type :
- Internal
- DAC Channels :
- No
- Number of I/O :
- 12
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Minimum Operating Temperature :
- - 40 C
- Terminal Finish :
- MATTE TIN
- Product Type :
- 8-bit Microcontrollers - MCU
- Core Processor :
- AVR
- Connectivity :
- USI
- RAM (bytes) :
- 256
- PWM Channels :
- yes
- Device Core :
- AVR
- RoHS :
- Details
- Pbfree Code :
- yes
- Program Memory Size :
- 4KB 2K x 16
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Has ADC :
- yes
- CPU Family :
- AVR RISC
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- RAM Size :
- 256 x 8
- Package / Case :
- 20-WFQFN Exposed Pad
- Number of Terminals :
- 20
- ROM Programmability :
- Flash
- External Data Bus Width :
- 8
- Series :
- AVR® ATtiny
- Core Size :
- 8-Bit
- Seated Height-Max :
- 0.8 mm
- Terminal Pitch :
- 0.5mm
- Number of Terminations :
- 20
- Base Product Number :
- ATTINY44
- Interface Type :
- SPI, USI
- Package Shape :
- Square
- Manufacturer :
- Microchip
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Mounting Type :
- Surface Mount
- Watchdog Timer :
- yes
- Qualification Status :
- Not Qualified
- Reach Compliance Code :
- Compliant
- Supply Current-Max :
- 7 mA
- Supply Voltage-Max (Vsup) :
- 5.5V
- Data Bus Width :
- 8B
- Product :
- MCU
- Packaging :
- Tape and Reel (TR)
- Width :
- 4 mm
- EEPROM Size :
- 256 x 8
- Mounting Style :
- SMD/SMT
- Speed :
- 20MHz
- Memory Size :
- 4kB
- JESD-609 Code :
- e3
- Tradename :
- AVR
- Height Seated (Max) :
- 0.8mm
- Frequency :
- 20MHz
- Number of Pins :
- 20
- Interface :
- SPI
- Supplier Device Package :
- 20-QFN-EP (4x4)
- Supply Voltage :
- 5V
- Brand :
- Microchip Technology
- Product Status :
- Active
- Terminal Form :
- NO LEAD
- Length :
- 4mm
- Terminal Position :
- QUAD
- Operating Temperature :
- -40°C~125°C TA
- ROM (words) :
- 4096
- Factory Lead Time :
- 7 Weeks
- Mount :
- Surface Mount
- Maximum Operating Temperature :
- + 125 C
- RoHS Status :
- ROHS3 Compliant
- Additional Feature :
- ALSO OPERATES 1.8 V MINIMUM SUPPLY AT 4 MHZ
- Data Converters :
- A/D 8x10b
- Program Memory Type :
- Flash
- Product Category :
- 8-bit Microcontrollers - MCU
- DMA Channels :
- No
- Published :
- 1997
- Interfaces :
- SPI
- Base Part Number :
- ATTINY44A
- Datasheets
- ATTINY44A-MFR
ATTINY44A-MFR Documents

Microcontrollers Atmel (Microchip Technology) ATTINY44A-MFR Overview
The Microcontrollers Atmel (Microchip Technology) ATTINY44A-MFR is a high-performance, low-power AVR® 8-bit microcontroller that offers a perfect balance of efficiency and power for a variety of applications. This microcontroller utilizes Atmel's picoPower® technology, ensuring minimal power consumption in both active and power-down modes, making it an ideal choice for portable and power-sensitive applications. Its 20QFN package is designed for space-saving on PCBs, while its 4KB of flash memory ensures ample space for complex code and data storage. The ATTINY44A-MFR's robust feature set supports innovative design across multiple sectors.
ATTINY44A-MFR Features
The ATTINY44A-MFR microcontroller includes several key features that enhance its functionality and usability:
- 8-bit AVR Processor achieving up to 20 MIPS throughput at 20 MHz
- 4KB of in-system programmable flash
- 256B EEPROM and 256B SRAM
- 12 programmable I/O lines
- Advanced power management with picoPower technology
- Support for SPI, I2C, and USART communication protocols
- Analog comparator and 10-bit ADC
ATTINY44A-MFR Applications
- Portable Devices: The ATTINY44A-MFR can be integrated into portable consumer electronics such as handheld games and personal media players, providing efficient power management and processing capabilities.
- Smart Sensors: Utilized in smart sensor systems for environmental monitoring or home automation, this MCU handles data aggregation and communication seamlessly.
- Battery Management: Ideal for battery-powered applications, its low power consumption and power-down mode capabilities help in extending battery life in devices like smart watches and fitness trackers.
- DIY Electronics Projects: A popular choice among hobbyists for building and programming custom devices and prototypes, thanks to its versatility and ease of use.
- Industrial Automation: In industrial settings, the ATTINY44A-MFR contributes to automation processes by controlling machinery or processing sensor data to optimize operations.
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