[74] SAADC: Started events fires prematurely

This anomaly applies to IC Rev. Rev 1, build codes QFAA-B00, QFAB-B00, CIAA-B00.

It was inherited from the previous IC revision Engineering C.

Symptoms

False EVENTS_STARTED

Conditions

TACQ <= 5 ┬Ás

Consequences

The EVENTS_STARTED can come when not expected

Workaround

The module must be fully configured before it is enabled, and the TACQ configuration must be the last configuration set before ENABLE.