Print Page
ATMEGA16U4-MU
MCU, 8BIT, 16MHZ, VQFN-44
Image is for illustrative purposes only. Please refer to product description.
ManufacturerMICROCHIP
Manufacturer Part NoATMEGA16U4-MUCopy
Manufacturer Standard Lead Time9 weeks
Newark Part No.81AC4432
Product RangeAVR ATmega Family ATmega16 Series Microcontrollers
Your Part Number
Available to Order
Manufacturer Standard Lead Time: 9 week(s)
| Quantity | Price |
|---|---|
| 1+ | $4.400 |
| 25+ | $4.180 |
| 100+ | $4.170 |
| 416+ | $4.160 |
Price for:Each
Minimum: 1
Multiple: 1
$4.40
Line Note
Added to your Order Confirmation, Invoice, and Dispatch note for this order only.
Product Information
ManufacturerMICROCHIP
Manufacturer Part NoATMEGA16U4-MUCopy
Manufacturer Standard Lead Time9 weeks
Newark Part No.81AC4432
Product RangeAVR ATmega Family ATmega16 Series Microcontrollers
Product RangeAVR ATmega Family ATmega16 Series Microcontrollers
CPU Speed16MHz
Device CoreAVR
Operating Frequency Max16MHz
Program Memory Size16KB
No. of Pins44Pins
IC Case / PackageVQFN
MCU Case StyleVQFN
No. of I/O's26I/O's
Embedded Interface TypeI2C, SPI, USART, USB
InterfacesI2C, SPI, USART, USB
RAM Memory Size1.25KB
ADC Channels12Channels
ADC Resolution10Bit
Supply Voltage Min2.7V
Supply Voltage Max5.5V
Operating Temperature Min-40°C
Operating Temperature Max85°C
IC MountingSurface Mount
MCU FamilyAVR
MCU SeriesATmega16
Qualification-
SVHCNo SVHC (04-Feb-2026)
Technical Specifications
Product Range
AVR ATmega Family ATmega16 Series Microcontrollers
Device Core
AVR
Program Memory Size
16KB
IC Case / Package
VQFN
No. of I/O's
26I/O's
Interfaces
I2C, SPI, USART, USB
ADC Channels
12Channels
Supply Voltage Min
2.7V
Operating Temperature Min
-40°C
IC Mounting
Surface Mount
MCU Series
ATmega16
MSL
MSL 1 - Unlimited
CPU Speed
16MHz
Operating Frequency Max
16MHz
No. of Pins
44Pins
MCU Case Style
VQFN
Embedded Interface Type
I2C, SPI, USART, USB
RAM Memory Size
1.25KB
ADC Resolution
10Bit
Supply Voltage Max
5.5V
Operating Temperature Max
85°C
MCU Family
AVR
Qualification
-
SVHC
No SVHC (04-Feb-2026)
Alternatives for ATMEGA16U4-MU
1 Product Found
Legislation and Environmental
US ECCN:Unknown
EU ECCN:Unknown
RoHS Compliant:Yes
RoHS
RoHS Phthalates Compliant:Yes
RoHS
SVHC:No SVHC (04-Feb-2026)
Download Product Compliance Certificate
Product Compliance Certificate