Hello,
I think there is typo on page 541, in the PWM, Pulse Width Modulation, section of the nRF52840 Product Specification V1.11.
It states "pulse with modulation", but I believe the correct spelling is "pulse width* modulation"?

Reference:
https://docs-be.nordicsemi.com/bundle/ps_nrf52840/attach/nRF52840_PS_v1.11.pdf?_LANG=enus