ATMEGA32U4-MUR Atmel, ATMEGA32U4-MUR Datasheet - Page 406

• Manufacturer Part Number: ATMEGA32U4-MUR
• Description: MCU AVR 16K FLASH 16MHZ 44VQFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA32U4-MUR

• 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-VQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7766F–AVR–11/10
Figure 30-40. USB Regulator Level with load 75 Ω vs. V
Figure 30-41. ADC Internal Vref vs. Vcc
2.54
2.53
2.52
2.51
2.49
2.48
2.47
2.46
2.45
2.5
3.4
3.3
3.2
3.1
2.9
2.8
2.7
2.6
2.5
3
2.6
2.8
2.9
3.1
3.2
3.4
3.5
3.7
3.8
Voltage (V)
4
V
CC
4.1
(V)
4.3
4.4
CC
4.6
4.7
ATmega16/32U4
4.9
5
5.2
5.3
5.5
5.6
-40 °C
-40 °C
85 °C
25 °C
85 °C
25 °C
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