Relation between low speed external clock & high speed internal clock for AURIX

[abhishek-2138]

We need 300MHz internal clock for AURIX TC364, for that we are using 20MHz external clock with reference to eval board. How to justify whether this 20MHz external clock is sufficient or not?

How to solve the equation -

[Di_W · Accepted solution]

https://www.infineon.com/dgdl/Infineon-CCU_Clock_1_KIT_TC397_TFT-Training-v01_02-EN.pdf?fileId=5546d...

Please refer to this code.