AT90USB647-MU Atmel, AT90USB647-MU Datasheet - Page 140

• Manufacturer Part Number: AT90USB647-MU
• Description: MCU, 8BIT, 64K FLASH, USB, 64QFN
• Manufacturer: Atmel

Specifications of AT90USB647-MU

• Controller Family/series: AT90
• No. Of I/o's: 48
• Eeprom Memory Size: 2KB
• Ram Memory Size: 4KB
• Cpu Speed: 16MHz
• No. Of: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 64KB
• Oscillator Type: External, Internal
• Package: 64QFN EP
• Device Core: AVR
• Family Name: AT90
• Maximum Speed: 20 MHz
• Ram Size: 4 KB
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 48
• Interface Type: SPI/TWI/USART/USB
• On-chip Adc: 8-chx10-bit
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 4
• Lead Free Status / Rohs Status: Details

140
AT90USB64/128
.
Table 14-1.
Table 14-2
PWM mode.
Table 14-2.
Note:
Table 14-3
correct and frequency correct PWM mode.
COMnA1/COMnB1/
COMnA1/COMnB1/
COMnC1
COMnC0
A special case occurs when OCRnA/OCRnB/OCRnC equals TOP and
COMnA1/COMnB1/COMnC1 is set. In this case the compare match is ignored, but the set or clear
is done at TOP.
0
0
1
1
0
0
1
1
shows the COMnx1:0 bit functionality when the WGMn3:0 bits are set to the phase
shows the COMnx1:0 bit functionality when the WGMn3:0 bits are set to the fast
Compare Output Mode, non-PWM
Compare Output Mode, Fast PWM
See “Fast PWM Mode” on page 106.
COMnA0/COMnB0/
COMnA0/COMnB0/
COMnC0
COMnC0
0
1
0
1
0
1
0
1
Description
Normal port operation, OCnA/OCnB/OCnC
disconnected.
Toggle OCnA/OCnB/OCnC on compare
match.
Clear OCnA/OCnB/OCnC on compare
match (set output to low level).
Set OCnA/OCnB/OCnC on compare match
(set output to high level).
Description
Normal port operation, OCnA/OCnB/OCnC
disconnected.
WGM13:0 = 14 or 15: Toggle OC1A on
Compare Match, OC1B and OC1C
disconnected (normal port operation). For all
other WGM1 settings, normal port operation,
OC1A/OC1B/OC1C disconnected.
Clear OCnA/OCnB/OCnC on compare
match, set OCnA/OCnB/OCnC at TOP
Set OCnA/OCnB/OCnC on compare match,
clear OCnA/OCnB/OCnC at TOP
for more details.
7593K–AVR–11/09