57.12 Maximum Clock Frequencies Electrical Specifications
AC CHARACTERISTICS | Standard
Operating Conditions: VDDIO = VDDIN 2.5V to 3.6V (unless otherwise
stated) Operating temperature : -40°C ≤ TA ≤ +85°C for Industrial | |||
---|---|---|---|---|
Param. No. | Symbol | Characteristics | Max. | Units |
FCLK_1 | fHCLK | Processor clock frequency | 300 (1) | MHz |
FCLK_3 | fMCK | Host Clock frequency | FCLK_1 / 2 | MHz |
FCLK_5 | fFCLK | Free Running Clock frequency | FCLK_1 | MHz |
FCLK_7 | fSYSTCK | SysTick External Clock frequency | FCLK_1 / 2 | MHz |
FCLK_9 | fGCLK[I2SCx] | GCLK clock freq output for I2SCx | 133 | MHz |
FCLK_11 | fPLLACK | PLLA reference clock frequency | 32 | MHz |
FCLK_13 | fPCK[0:2] | Programmable clock output frequency 0..2 | 133 | MHz |
FCLK_15 | fPCK[3:7] | Programmable clock output frequency 3..7 | 133 | MHz |
Note:
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