ATTINY44-20MUR
- Mfr.Part #
- ATTINY44-20MUR
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 20-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 4KB FLASH 20QFN
- Stock
- 5,265
- In Stock :
- 5,265
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- RoHS :
- Details
- Oscillator Type :
- Internal
- Number of Pins :
- 20
- Terminal Form :
- NO LEAD
- CPU Family :
- AVR RISC
- JESD-30 Code :
- S-XQCC-N20
- Number of Terminations :
- 20
- Operating Supply Voltage (Max) :
- 5.5(V)
- Data Converters :
- A/D 8x10b
- Mounting Style :
- SMD/SMT
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Seated Height-Max :
- 0.8 mm
- Programmable :
- yes
- Peak Reflow Temperature (Cel) :
- 260
- ROM (words) :
- 4096
- Product Category :
- 8-bit Microcontrollers - MCU
- Data Bus Width :
- 8B
- Brand :
- Microchip Technology
- Interface :
- SPI
- Min Operating Temperature :
- -40 °C
- Number of Timers - General Purpose :
- 2
- Operating Temp Range :
- -40C to 85C
- PWM Channels :
- yes
- Bit Size :
- 8
- Package Shape :
- Square
- Reach Compliance Code :
- Compliant
- Series :
- AVR® ATtiny
- Width :
- 4 mm
- EEPROM Size :
- 256 x 8
- Package Type :
- WQFN EP
- Connectivity :
- USI
- Contact Plating :
- Tin
- Operating Supply Voltage (Min) :
- 2.7(V)
- Qualification Status :
- Not Qualified
- Product Status :
- Active
- Base Product Number :
- ATTINY44
- Manufacturer :
- Microchip
- Terminal Finish :
- MATTE TIN
- Memory Type :
- Flash
- Operating Temperature Classification :
- Industrial
- Supply Voltage :
- 5V
- Number of I/O Lines :
- 12
- Max Frequency :
- 20 MHz
- Core Size :
- 8-Bit
- Published :
- 1997
- Number of Programmable I/O :
- 12
- Number of Timers/Counters :
- 2
- Mounting :
- Surface Mount
- Supply Current-Max :
- 9 mA
- Surface Mount :
- yes
- Additional Feature :
- OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ
- Interface Type :
- SPI
- # I/Os (Max) :
- 12
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Operating Temperature (Max) :
- 85C
- Max Operating Temperature :
- 85 °C
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Power Supplies :
- 3/5V
- Radiation Hardening :
- No
- Instruction Set Architecture :
- RISC
- Schedule B :
- 8542310000, 8542310000/8542310000/8542310000/8542310000/8542310000
- Product :
- MCU
- Speed :
- 20MHz
- Memory Size :
- 4kB
- Program Memory Type :
- Flash
- Core Architecture :
- AVR
- Clock Freq :
- 20(MHz)
- Interfaces :
- SPI
- Device Core :
- AVR
- Number of Terminals :
- 20
- Terminal Position :
- QUAD
- Frequency :
- 20MHz
- Pbfree Code :
- yes
- Temperature Grade :
- Industrial
- Supply Voltage-Max (Vsup) :
- 5.5V
- JESD-609 Code :
- e3
- Supplier Device Package :
- 20-QFN-EP (4x4)
- RAM Size :
- 256 x 8
- Packaging :
- Tape and Reel (TR)
- Base Part Number :
- ATTINY44
- Package / Case :
- 20-WFQFN Exposed Pad
- DAC Channels :
- No
- Factory Lead Time :
- 7 Weeks
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Min Supply Voltage :
- 2.7 V
- Height Seated (Max) :
- 0.8mm
- DMA Channels :
- No
- Watchdog Timer :
- yes
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- RoHS Status :
- ROHS3 Compliant
- Core Processor :
- AVR
- Operating Temperature (Min) :
- -40C
- Has ADC :
- yes
- Data Converter :
- A/D 8x10b
- Mounting Type :
- Surface Mount
- Operating Temperature :
- -40°C~85°C TA
- RAM (bytes) :
- 256
- Max Supply Voltage :
- 5.5 V
- Pin Count :
- 20
- Supply Voltage-Min (Vsup) :
- 4.5V
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- ROM Programmability :
- Flash
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Terminal Pitch :
- 0.5mm
- Length :
- 4mm
- Mount :
- Surface Mount
- Operating Supply Voltage (Typ) :
- 3.3/5(V)
- Number of I/Os :
- 12
- Total Internal Ram Size :
- 256B(kB)
- Product Type :
- 8-bit Microcontrollers - MCU
- Rad Hardened :
- No
- Number of I/O :
- 12
- Program Memory Size :
- 4KB 2K x 16
- Tradename :
- AVR
- Device Core Size :
- 8(b)
- Datasheets
- ATTINY44-20MUR

Microcontrollers Atmel (Microchip Technology) ATTINY44-20MUR Overview
The Microcontrollers Atmel (Microchip Technology) ATTINY44-20MUR is a high-performance, low-power AVR 8-bit microcontroller that combines 4KB of in-system programmable flash memory. It features a versatile set of peripherals, robust I/O capabilities, and extensive interrupt and wake-up sources, all housed within a compact 20-lead QFN package. Designed to support complex digital control systems, this microcontroller is ideal for applications where space and power efficiency are crucial. Its high integration facilitates minimal external component count, enhancing reliability and reducing system cost, making it highly appealing for volume-driven B2B customers focused on both performance and budget.
ATTINY44-20MUR Features
The ATTINY44-20MUR microcontroller offers several key features that enhance its functionality in a wide range of applications. These include a 20 MHz internal oscillator, 256B EEPROM, and a 12-channel 10-bit A/D converter. Additional features such as two 8-bit timer/counters, a 16-bit timer/counter with PWM channels, and six general purpose I/O lines enable this IC to handle a variety of tasks efficiently. Power-saving features like multiple sleep modes and an adjustable system clock contribute to its effectiveness in energy-critical designs.
ATTINY44-20MUR Applications
- Consumer Electronics: The microcontroller can be embedded in products such as smart watches and remote controls, where its low power consumption and high functionality enhance product longevity and user experience.
- Industrial Control: In industrial environments, the ATTINY44-20MUR is used for controlling machinery, monitoring sensors, and managing automated processes, providing reliable operation under varying conditions.
- Home Automation: Ideal for smart home devices like thermostats and lighting systems, the microcontroller's small footprint and robust performance allow it to integrate smoothly into IoT solutions.
- Automotive Applications: Utilized in car accessory and control systems, where its robust operation and ability to withstand extreme conditions are crucial.
- Battery Management Systems: The ATTINY44-20MUR's power efficiency makes it suitable for applications requiring efficient power management and monitoring, such as in portable electronics.
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