AT90USB647 Atmel Corporation, AT90USB647 Datasheet - Page 34

• Manufacturer Part Number: AT90USB647
• Manufacturer: Atmel Corporation

Specifications of AT90USB647

• Flash (kbytes): 64 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 + OTG
• 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): 4
• Eeprom (bytes): 2048
• 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

10.8
10.9
10.10 Changes from 7593J to 7593K
34
Changes from 7593H to 7593I
Changes from 7593I to 7593J
AT90USB64/128
7. Added description to access unique serial number located in Signature Row see
1. Updated
1. Updated
2. Updated
3. Removed ATmega32U6 errata section.
1. Corrected
2. Corrected ordering information for
3. Removed the ATmega32U6 device and updated the datasheet accordingly.
4. Updated Assembly Code Exemple in
“Reading the Signature Row from Software” on page
6.4 ”AT90USB1287” on page 20 andSection 6.2 ”AT90USB647” on page
Table 8-2
Table 8-2
“Ordering Information” on page
Figure 5-7 on page
in
in
“Brown-out Detection” on page
“Brown-out Detection” on page
33,
Figure 5-8 on page 33
Section 6.3 ”AT90USB1286” on page
“Watchdog Reset” on page
435.
60. Unused BOD levels removed.
60. BOD level 100 removed.
360.
and
Figure 5-9 on page
61.
19,
18.
7593KS–AVR–11/09
Section
34.