ATTINY44A-MF
- Mfr.Part #
- ATTINY44A-MF
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 20-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 4KB FLASH 20QFN
- Stock
- 4,535
- In Stock :
- 4,535
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Package :
- Tray
- Watchdog Timer :
- yes
- Series :
- AVR® ATtiny
- Published :
- 1997
- Number of Pins :
- 20
- Number of I/O Lines :
- 12
- Number of ADC Channels :
- 8 Channel
- ROM (words) :
- 4096
- Supply Current-Max :
- 7mA
- Data Bus Width :
- 8B
- Base Product Number :
- ATTINY44
- Packaging :
- Tray
- Pbfree Code :
- yes
- ROM Programmability :
- Flash
- RoHS Status :
- ROHS3 Compliant
- Contact Plating :
- Gold
- RAM (bytes) :
- 256
- Power Supplies :
- 2/5 V
- JESD-30 Code :
- S-PQCC-N20
- Surface Mount :
- yes
- Oscillator Type :
- Internal
- Number of I/O :
- 12
- Factory Lead Time :
- 4 Weeks
- Core Processor :
- AVR
- Number of Terminations :
- 20
- Terminal Position :
- QUAD
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
- Frequency :
- 20MHz
- Connectivity :
- USI
- Core Size :
- 8-Bit
- Bit Size :
- 8
- Length :
- 4mm
- Mounting Style :
- SMD/SMT
- PWM Channels :
- yes
- Interface Type :
- I2C, SPI, USI
- Product Category :
- 8-bit Microcontrollers - MCU
- Supply Voltage-Max (Vsup) :
- 5.5V
- Temperature Grade :
- Automotive
- Operating Supply Voltage :
- 3.3V
- Mount :
- Surface Mount
- Brand :
- Microchip Technology / Atmel
- Supply Voltage :
- 5V
- Base Part Number :
- ATTINY44A
- Product Status :
- Active
- Interfaces :
- SPI
- Package / Case :
- 20-WFQFN Exposed Pad
- JESD-609 Code :
- e3
- Minimum Operating Temperature :
- - 40 C
- Number of Timers/Counters :
- 2
- CPU Family :
- AVR RISC
- Product :
- MCU
- Has ADC :
- yes
- Additional Feature :
- ALSO OPERATES 1.8 V MINIMUM SUPPLY AT 4 MHZ
- Width :
- 4 mm
- RAM Size :
- 256 x 8
- Tradename :
- AVR
- Device Core :
- AVR
- Terminal Finish :
- Matte Tin (Sn)
- Mounting Type :
- Surface Mount
- DMA Channels :
- No
- Program Memory Type :
- Flash
- Height Seated (Max) :
- 0.8mm
- DAC Channels :
- No
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Product Type :
- 8-bit Microcontrollers - MCU
- Interface :
- SPI
- Number of Terminals :
- 20
- Qualification Status :
- Not Qualified
- EEPROM Size :
- 256 x 8
- Reach Compliance Code :
- Compliant
- Program Memory Size :
- 4KB 2K x 16
- Speed :
- 20MHz
- Data Converter :
- A/D 8x10b
- Terminal Form :
- NO LEAD
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- RoHS :
- Details
- Maximum Operating Temperature :
- + 125 C
- Memory Size :
- 4kB
- Manufacturer :
- Microchip
- Number of I/Os :
- 12 I/O
- Terminal Pitch :
- 0.5mm
- Seated Height-Max :
- 0.8 mm
- Package Shape :
- Square
- Data Converters :
- A/D 8x10b
- DAC Resolution :
- -
- Operating Temperature :
- -40°C~125°C TA
- External Data Bus Width :
- 8
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Supplier Device Package :
- 20-QFN-EP (4x4)
- Height :
- 0.8 mm
- Datasheets
- ATTINY44A-MF
ATTINY44A-MF Documents

Microcontrollers Atmel (Microchip Technology) ATTINY44A-MF Overview
Introducing the Microcontrollers Atmel (Microchip Technology) ATTINY44A-MF, a high-performance, low-power AVR® 8-bit microcontroller that combines 4KB ISP flash memory with read-while-write capabilities, 256B EEPROM, and a 512B SRAM. This microcontroller is optimized for speed and efficiency, operating between 1.8-5.5 volts, making it ideal for applications demanding compact size and minimal power consumption. With its enhanced feature set and versatility, the ATTINY44A-MF is perfectly suited for a broad range of industrial, consumer, and automotive applications, ensuring reliability and advanced functionality.
ATTINY44A-MF Features
The ATTINY44A-MF boasts several key features making it highly versatile and functional for demanding applications. It supports up to 20 MHz operating frequency and includes an on-chip analog comparator, multiple power-saving sleep modes, and an internal oscillator, which eliminates the need for external timing components. It also provides various programmable I/O options, enhancing its adaptability to both simple and complex tasks.
ATTINY44A-MF Applications
- Smart Home Devices: The microcontroller can be integrated into smart home automation systems, facilitating sensor data management and device control to enhance home intelligence and connectivity.
- Wearable Technology: Due to its small form factor and low power consumption, the ATTINY44A-MF is ideal for wearable applications, monitoring health and fitness data efficiently.
- Industrial Automation: In industrial settings, this microcontroller drives process control systems, improving operational efficiency and machine-to-machine communication.
- Automotive Applications: It supports automotive-grade reliability for in-vehicle systems, controlling lighting, sensors, and other automotive electronics with high precision and durability.
- Battery Management Systems: The ATTINY44A-MF excels in battery management, ensuring optimal performance and longevity of battery-powered devices.
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