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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersATTINY28L-4AUR
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ATTINY28L-4AUR - Microchip Technology

Manufacturer Part Number
ATTINY28L-4AUR
Manufacturer
Microchip Technology
Allelco Part Number
32D-ATTINY28L-4AUR
ECAD Model
Parts Description
IC MCU 8BIT 2KB FLASH 32TQFP
Package
32-TQFP
Data sheet
ATTINY28(L,V) Datasheet.pdf
ATTINY28(L,V) Summary.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 11950

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Specifications

ATTINY28L-4AUR Tech Specifications
Microchip Technology - ATTINY28L-4AUR technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - ATTINY28L-4AUR

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Voltage - Supply (Vcc/Vdd) 2.7V ~ 5.5V  
Supplier Device Package 32-TQFP (7x7)  
Speed 4MHz  
Series AVR® ATtiny  
RAM Size -  
Program Memory Type FLASH  
Program Memory Size 2KB (1K x 16)  
Peripherals POR, WDT  
Package / Case 32-TQFP  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 11  
Mounting Type Surface Mount  
EEPROM Size -  
Data Converters -  
Core Size 8-Bit  
Core Processor AVR  
Connectivity -  
Base Product Number ATTINY28  

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

ATTINY28L-4AUR

Manufacturer

microchip-technology

Introduction

The ATTINY28L-4AUR is an 8-bit AVR® microcontroller from Microchip Technology. It features a compact 32-TQFP package and offers a range of on-chip peripherals, making it suitable for various embedded applications.

Product Features and Performance

8-bit AVR® core with a maximum operating frequency of 4MHz

2KB of FLASH program memory

Power-On Reset (POR) and Watchdog Timer (WDT) peripherals

11 general-purpose input/output (I/O) pins

Operating voltage range of 2.7V to 5.5V

Operating temperature range of -40°C to 85°C

Product Advantages

Compact 32-TQFP package for space-constrained designs

Integrated power-on reset and watchdog timer for reliable operation

Wide operating voltage and temperature range for versatile applications

Key Reasons to Choose This Product

Proven AVR® architecture with a large ecosystem of development tools and resources

Suitable for various embedded control and monitoring applications

Cost-effective solution for projects with tight space and power constraints

Quality and Safety Features

Designed and manufactured to Microchip's high-quality standards

Compliance with industry safety and environmental regulations

Compatibility

The ATTINY28L-4AUR is compatible with other AVR® ATtiny series microcontrollers, allowing for easy design migration and code reuse.

Application Areas

Home appliances

Industrial automation and control

Automotive electronics

Sensor and monitoring systems

Wearable and IoT devices

Product Lifecycle

The ATTINY28L-4AUR is an obsolete product, meaning it is no longer in active production. Microchip may offer alternative or equivalent models that can serve as replacements. Customers are advised to contact our website's sales team for more information on available options.

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology ATTINY28L-4AUR

Product Attribute ATTINY28L-4AUR ATTINY28L-4AU ATTINY28V-1AI ATTINY28L-4PC
Part Number ATTINY28L-4AUR ATTINY28L-4AU ATTINY28V-1AI ATTINY28L-4PC
Manufacturer Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Data Converters - - - -
Core Size 8-Bit 8-Bit 8-Bit 8-Bit
EEPROM Size - - - -
Base Product Number ATTINY28 ATTINY28 ATTINY28 ATTINY28
Program Memory Type FLASH FLASH FLASH FLASH
Connectivity - - - -
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) 0°C ~ 70°C (TA)
Core Processor AVR AVR AVR AVR
Program Memory Size 2KB (1K x 16) 2KB (1K x 16) 2KB (1K x 16) 2KB (1K x 16)
Series AVR® ATtiny AVR® ATtiny AVR® ATtiny AVR® ATtiny
Peripherals POR, WDT POR, WDT POR, WDT POR, WDT
Voltage - Supply (Vcc/Vdd) 2.7V ~ 5.5V 2.7V ~ 5.5V 1.8V ~ 5.5V 2.7V ~ 5.5V
RAM Size - - - -
Package Tape & Reel (TR) Tray Tray Tube
Oscillator Type Internal Internal Internal Internal
Mounting Type Surface Mount Surface Mount Surface Mount Through Hole
Speed 4MHz 4MHz 1.2MHz 4MHz
Number of I/O 11 11 11 11
Package / Case 32-TQFP 32-TQFP 32-TQFP 28-DIP (0.300", 7.62mm)
Supplier Device Package 32-TQFP (7x7) 32-TQFP (7x7) 32-TQFP (7x7) 28-PDIP

ATTINY28L-4AUR Datasheet PDF

Download ATTINY28L-4AUR pdf datasheets and Microchip Technology documentation for ATTINY28L-4AUR - Microchip Technology.

Datasheets
ATTINY28(L,V) Datasheet.pdf ATTINY28(L,V) Summary.pdf
PCN Packaging
MBB/Label Chgs 16/Nov/2018.pdf Tape and Reel Label Update 10/Feb/2015.pdf
PCN Design/Specification
Marking Chgs 11/Jul/2017.pdf Copper Bonding Wire 17/Oct/2013.pdf
PCN Assembly/Origin
Assembly Site 08/May/2017.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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ATTINY28L-4AUR

Microchip Technology
32D-ATTINY28L-4AUR

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