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Analog Devices Automotive Audio Bus: How long does it take for the PLL to lock in A2B?
The AD242x PLL lock time is typically 7.5ms as specified in the datasheet.
Since it may fluctuate depending on the environmental conditions (ambient temperature and stability of the supply voltage), check the PLL lock on the master node by referring to "Master running interrupt" described in Technical Reference Manual Appendix D: "Interrupt Handling". ” is recommended.
(Published in August 2021)
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