Factory Lead Time  

10 Weeks

Contact Plating  

Tin

Mount  

Surface Mount

Mounting Type  

Surface Mount

Package / Case  

44-VFQFN Exposed Pad

Number of Pins  

44

Data Converters  

A/D 12x10b

Number of I/Os  

26

ROM(word)  

8192

Watchdog Timers  

Yes

Operating Temperature  

-40°C~85°C TA

Packaging  

Tray

Series  

AVR® ATmega

Published  

2005

Pbfree Code  

yes

Part Status  

Active

Moisture Sensitivity Level (MSL)  

3 (168 Hours)

Number of Terminations  

44

Additional Feature  

ALSO OPERATES AT 8 MHZ WITH A MINIMUM SUPPLY OF 2.7V

Voltage - Supply  

5V

Terminal Position  

QUAD

Frequency  

16MHz

Base Part Number  

ATMEGA16U4

Interface  

I2C, I2S, SPI, UART, USART, USB

Memory Size  

16kB

Oscillator Type  

Internal

RAM Size  

1.25K x 8

uPs/uCs/Peripheral ICs Type  

MICROCONTROLLER, RISC

Core Processor  

AVR

Peripherals  

Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT

Program Memory Type  

FLASH

Core Size  

8-Bit

Program Memory Size  

16KB 8K x 16

Connectivity  

I2C, SPI, UART/USART, USB

Bit Size  

8

Has ADC  

YES

DMA Channels  

NO

Data Bus Width  

8b

PWM Channels  

YES

DAC Channels  

NO

Number of Timers/Counters  

5

EEPROM Size  

512 x 8

Length  

7mm

Height Seated (Max)  

0.9mm

Radiation Hardening  

No

RoHS Status  

ROHS3 Compliant

Lead Free  

Lead Free