ATmega32U2 Atmel Corporation, ATmega32U2 Datasheet - Page 282

• Manufacturer Part Number: ATmega32U2
• Manufacturer: Atmel Corporation

Specifications of ATmega32U2

• Flash (kbytes): 32 Kbytes
• Pin Count: 32
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 12
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 22
• Ext Interrupts: 20
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 2
• Uart: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 1
• Eeprom (bytes): 1024
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 5
• Input Capture Channels: 1
• Pwm Channels: 4
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

7799D–AVR–11/10
Figure 27-18. BOD Thresholds vs. Temperature (BODLEVEL is 3.5 V)
Figure 27-19. BOD Thresholds vs. Temperature (BODLEVEL is 4.3 V)
3.58
3.57
3.56
3.55
3.54
3.53
3.52
3.51
4.39
4.38
4.37
4.36
4.35
4.34
4.33
4.32
4.31
-40
-40
-30
-30
-20
-20
-10
-10
0
0
10
10
Temperature (°C)
Temperature (°C)
20
20
Falling Vcc
Rising Vcc
Rising Vcc
Falling Vcc
30
30
ATmega8U2/16U2/32U2
40
40
50
50
60
60
70
70
80
80
90
90
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