Datasheet

51
32072SH–AVR32–10/2012
AT32UC3A3
7.7 System Clock Characteristics
These parameters are given in the following conditions:
•V
DDCORE
= 1.8V
7.7.1 CPU/HSB Clock Characteristics
7.7.2 PBA Clock Characteristics
7.7.3 PBB Clock Characteristics
Table 7-14. Core Clock Waveform Parameters
Symbol Parameter Conditions Min. Typ. Max. Unit
1/(t
CPCPU
) CPU Clock Frequency -40°C < Ambient Temperature < 70°C 84 MHz
1/(t
CPCPU
) CPU Clock Frequency -40°C < Ambient Temperature < 85°C 66 MHz
Table 7-15. PBA Clock Waveform Parameters
Symbol Parameter Conditions Min. Typ. Max. Unit
1/(t
CPPBA
) PBA Clock Frequency -40°C < Ambient Temperature < 70°C 84 MHz
1/(t
CPPBA
) PBA Clock Frequency -40°C < Ambient Temperature < 85°C 66 MHz
Table 7-16. PBB Clock Waveform Parameters
Symbol Parameter Conditions Min. Typ. Max. Unit
1/(t
CPPBB
) PBB Clock Frequency -40°C < Ambient Temperature < 70°C 84 MHz
1/(t
CPPBB
) PBB Clock Frequency -40°C < Ambient Temperature < 85°C 66 MHz