35.10.4 External Clock

Figure 35-2. External Clock Waveform
Table 35-13. External Clock Specifications
Symbol Description Min. Typ. ✝ Max. Unit Conditions
fCLCL Clock frequency 20 MHz
TCLCL Clock period 50 ns
tCHCX High time 40 %
tCLCX Low time 40 %
ΔTCLCL Change in period from cycle to cycle time 20 %

Data in the “Typ.” column is at TA = 25°C and VDD = 3.0V unless otherwise specified. These parameters are not tested and are for design guidance only.