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TLC59108F: PWM Frequency tolerance

Part Number: TLC59108F

Hello community,

I am currently using a TLC59108F as PWM controller to drive LEDs, DC motor, ... That's working as expected, except the PWM frequency is greater than told in the datasheet : I can observe a frequency of 107.9kHz (mean period is 9.268µs) with my oscilloscope.

I need to mention that I wait at least a few seconds after setting OSC bit in MODE1 register to update PWMx and LEDOUTx registers.

The datasheet doesn't mention min/max PWM frequency, do you have any idea what would be the tolerance ?

Thanks,

Kevin