ATMEGA32U4-AUR Atmel, ATMEGA32U4-AUR Datasheet - Page 402
![MCU AVR 16K FLASH 16MHZ 44TQFP](/photos/6/70/67042/313-44-tqfp_sml.jpg)
ATMEGA32U4-AUR
Manufacturer Part Number
ATMEGA32U4-AUR
Description
MCU AVR 16K FLASH 16MHZ 44TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA16U4-MU.pdf
(433 pages)
Specifications of ATMEGA32U4-AUR
Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
I²C, SPI, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
26
Program Memory Size
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2.5K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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- Download datasheet (9Mb)
30.9
7766F–AVR–11/10
Internal Oscilllator Speed
Figure 30-32. Bandgap Voltage vs. Temperature
Figure 30-33. Watchdog Oscillator Frequency vs. Temperature
1.11
1.09
1.08
1.07
1.06
1.05
124
122
120
118
116
114
112
1.1
-40
-40
-30
-30
-20
-20
-10
-10
0
0
10
10
Temperature (°C)
Temperature (°C)
20
20
30
30
40
40
50
50
ATmega16/32U4
60
60
70
70
80
80
90
90
1.9 V
3.0 V
4.0 V
4.5 V
5.5 V
1.9 V
3.0 V
4.5 V
5.0 V
5.5 V
402
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