ATMEGA8U2-AUR Atmel, ATMEGA8U2-AUR Datasheet - Page 285

• Manufacturer Part Number: ATMEGA8U2-AUR
• Description: MCU AVR 8K FLASH 16MHZ 32TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA8U2-AUR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 22
• Program Memory Size: 8KB (4K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-TQFP, 32-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -

7799D–AVR–11/10
Figure 27-24. Calibrated 8 MHz RC Oscillator Frequency vs. Temperature
Figure 27-25. Calibrated 8 MHz RC Oscillator Frequency vs. OSCCAL Value
8.3
8.2
8.1
7.9
7.8
7.7
16
14
12
10
8
6
4
2
0
8
-40
0
16
-30
32
-20
48
-10
64
80
0
96 112 128 144 160 176 192 208 224 240 256
10
Temperature (°C)
OSCCAL (X1)
20
30
ATmega8U2/16U2/32U2
40
50
60
70
80
90
4.5 V
2.7 V
5.5 V
3.3 V
-40 °C
85 °C
25 °C
285