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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersATTINY44A-MU
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ATTINY44A-MU - Microchip Technology

Manufacturer Part Number
ATTINY44A-MU
Manufacturer
Microchip Technology
Allelco Part Number
32D-ATTINY44A-MU
ECAD Model
Parts Description
IC MCU 8BIT 4KB FLASH 20QFN
Package
20-WFQFN Exposed Pad
Data sheet
ATTINY24A,44A,84A Complete.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 48660

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Specifications

ATTINY44A-MU Tech Specifications
Microchip Technology - ATTINY44A-MU technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - ATTINY44A-MU

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.5V  
Supplier Device Package 20-QFN-EP (4x4)  
Speed 20MHz  
Series AVR® ATtiny  
RAM Size 256 x 8  
Program Memory Type FLASH  
Program Memory Size 4KB (2K x 16)  
Peripherals Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT  
Package / Case 20-WFQFN Exposed Pad  
Package Tray  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 12  
Mounting Type Surface Mount  
EEPROM Size 256 x 8  
Data Converters A/D 8x10b  
Core Size 8-Bit  
Core Processor AVR  
Connectivity USI  
Base Product Number ATTINY44  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.31.0001

Parts Introduction

Manufacturer Part Number

ATTINY44A-MU

Manufacturer

Microchip Technology

Introduction

ATTINY44A-MU, an efficient 8-bit AVR microcontroller featuring a compact design suited for space-conscious applications

Product Features and Performance

Core Processor: AVR

Core Size: 8-Bit

Speed: 20MHz

Connectivity: Universal Serial Interface (USI)

Peripherals: Brown-out Detect/Reset, Power-on Reset (POR), Pulse Width Modulation (PWM), Temperature Sensor, Watchdog Timer (WDT)

Number of I/O: 12

Program Memory Size: 4KB (2K x 16)

EEPROM Size: 256 x 8

RAM Size: 256 x 8

Data Converters: 8-channel 10-bit Analog-to-Digital Converter (ADC)

Oscillator Type: Internal

Product Advantages

Low power consumption

Wide range voltage supply compatibility

Comprehensive peripheral set

Compact QFN packaging

Key Technical Parameters

Speed: 20MHz

Program Memory Size: 4KB

EEPROM Size: 256 bytes

RAM Size: 256 bytes

Voltage Supply Range: 1.8V to 5.5V

Operating Temperature Range: -40°C to 85°C

Quality and Safety Features

Brown-out detection for reliable operation

Power-on reset ensures proper startup

Temperature sensor for thermal monitoring

Watchdog Timer for system stability

Compatibility

USI for interfacing with other digital systems

20-QFN-EP package compatible with standard SMT mounting processes

Application Areas

Consumer Electronics

Internet of Things (IoT) devices

Industrial control systems

Automotive applications

Product Lifecycle

Status: Active

Not nearing discontinuation

Replacements or upgrades generally available

Several Key Reasons to Choose This Product

Optimized for battery-powered applications

Robust operation in extreme temperature environments

Versatile programmability with 4KB of FLASH memory

Flexible connectivity options

Prevention of system failures through onboard safety features

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology ATTINY44A-MU

Product Attribute ATTINY44A-MU ATTINY44A-CCUR ATTINY441-SSUR ATTINY44A-MUR
Part Number ATTINY44A-MU ATTINY44A-CCUR ATTINY441-SSUR ATTINY44A-MUR
Manufacturer Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Package Tray Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Speed 20MHz 20MHz 16MHz 20MHz
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Core Size 8-Bit 8-Bit 8-Bit 8-Bit
Peripherals Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT PWM Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number of I/O 12 12 12 12
EEPROM Size 256 x 8 256 x 8 256 x 8 256 x 8
RAM Size 256 x 8 256 x 8 256 x 8 256 x 8
Base Product Number ATTINY44 ATTINY44 ATTINY441 ATTINY44
Program Memory Size 4KB (2K x 16) 4KB (2K x 16) 4KB (4K x 8) 4KB (2K x 16)
Series AVR® ATtiny AVR® ATtiny AVR® ATtiny AVR® ATtiny
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.5V 1.8V ~ 5.5V 1.7V ~ 5.5V 1.8V ~ 5.5V
Oscillator Type Internal Internal Internal Internal
Connectivity USI USI I²C, SPI, UART/USART USI
Package / Case 20-WFQFN Exposed Pad 15-UFBGA 14-SOIC (0.154', 3.90mm Width) 20-WFQFN Exposed Pad
Core Processor AVR AVR AVR AVR
Supplier Device Package 20-QFN-EP (4x4) 15-UFBGA (3x3) 14-SOIC 20-QFN-EP (4x4)
Program Memory Type FLASH FLASH FLASH FLASH
Data Converters A/D 8x10b A/D 8x10b A/D 12x10b A/D 8x10b

ATTINY44A-MU Datasheet PDF

Download ATTINY44A-MU pdf datasheets and Microchip Technology documentation for ATTINY44A-MU - Microchip Technology.

Datasheets
ATTINY24A,44A,84A Complete.pdf
PCN Packaging
Transfer to Microchip/Label/Pkg 5/Sep/2016.pdf Boxes 07/Dec/2016.pdf
PCN Design/Specification
Marking Chgs 11/Jul/2017.pdf ATtiny24A/44A/84A 02/Dec/2020.pdf
PCN Other
MSL3 to MSL1 05/Apr/2013.pdf
PCN Assembly/Origin
Cancellation 02/Feb/2022.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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ATTINY44A-MU Image

ATTINY44A-MU

Microchip Technology
32D-ATTINY44A-MU

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