AVR AVR® ATmega Microcontroller IC 8-Bit 20MHz 32KB (16K x 16) FLASH 28-VQFN (4x4)
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AVR AVR® ATmega Microcontroller IC 8-Bit 20MHz 32KB (16K x 16) FLASH 28-VQFN (4x4)
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ATMEGA328-MMHR

DigiKey Part Number
ATMEGA328-MMHRTR-ND - Tape & Reel (TR)
ATMEGA328-MMHRCT-ND - Cut Tape (CT)
ATMEGA328-MMHRDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
ATMEGA328-MMHR
Description
IC MCU 8BIT 32KB FLASH 28VQFN
Manufacturer Standard Lead Time
18 Weeks
Customer Reference
Detailed Description
AVR AVR® ATmega Microcontroller IC 8-Bit 20MHz 32KB (16K x 16) FLASH 28-VQFN (4x4)
Datasheet
 Datasheet
EDA/CAD Models
ATMEGA328-MMHR Models
Product Attributes
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Category
Program Memory Size
Mfr
Program Memory Type
FLASH
Series
EEPROM Size
1K x 8
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
RAM Size
2K x 8
Part Status
Active
Voltage - Supply (Vcc/Vdd)
1.8V ~ 5.5V
DigiKey Programmable
Not Verified
Data Converters
A/D 8x10b
Core Processor
AVR
Oscillator Type
Internal
Core Size
8-Bit
Operating Temperature
-40°C ~ 85°C (TA)
Speed
20MHz
Mounting Type
Surface Mount
Connectivity
I2C, SPI, UART/USART
Supplier Device Package
28-VQFN (4x4)
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Package / Case
28-VFQFN Exposed Pad
Number of I/O
23
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
ATMEGA328P-MMHRMicrochip Technology16.553ATMEGA328P-MMHRCT-ND2,44000 €Parametric Equivalent
In-Stock: 1.104
Check for Additional Incoming Stock
Once available stock of this product has been depleted, manufacturer standard package and lead time will apply. View Substitutes
All prices are in EUR
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
12,23000 €2,23 €
252,03960 €50,99 €
1001,85280 €185,28 €
* All Digi-Reel orders will add a 5,50 € reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
6.0002,17269 €13.036,14 €
Manufacturers Standard Package
Unit Price without VAT:2,23000 €
Unit Price with VAT:2,65370 €