AT90USB1286 Atmel Corporation, AT90USB1286 Datasheet - Page 422

• Manufacturer Part Number: AT90USB1286
• Manufacturer: Atmel Corporation

Specifications of AT90USB1286

• Flash (kbytes): 128 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 48
• Ext Interrupts: 16
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 8
• Eeprom (bytes): 4096
• 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: 4
• Output Compare Channels: 10
• Input Capture Channels: 1
• Pwm Channels: 9
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

31.12 BOD Levels
422
AT90USB64/128
2.54
2.52
2.48
2.46
2.44
2.42
3.4
3.2
2.8
2.6
2.5
3
-40
3
-30
Figure 31-19. USB Regulator Output Voltage vs. Input Voltage, Load=75 Ohms
Note:
Figure 31-20. BOD Voltage (2.4V level) vs. Temperature
Figure 31-21. BOD Voltage (3.4V level) vs. Temperature
-20
3.5
-10
The 75 Ohms load is equivalent to the maximum average consumption of the USB peripheral in
operation (full bus load)
0
4
10
Input Volta ge (V)
Te mpe ra ture (C
20
30
4.5
40
50
5
60
70
80
5.5
Rising Vcc
Falling Vcc
7593K–AVR–11/09
85
25
-40