CS48DV2B 查看數據表（PDF） - Cirrus Logic

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CS48DV2B

32-bit Audio DSP

Cirrus Logic 

CS48DV2B Data Sheet

32-bit Audio DSP for Dedicated Dolby Volume and Audistry by Dolby

5.8 Switching Characteristics — Internal Clock

Parameter

Symbol

Min

Max

Unit

Internal DCLK frequency1

Internal DCLK period1

Fdclk

-

CS48DV2B-CQZ

Fxtal

CS48DV2B-DQZ

Fxtal

DCLKP

-

CS48DV2B-CQZ

6.7

CS48DV2B-DQZ

6.7

150

150

1/Fxtal

1/Fxtal

MHz

ns

1. After initial power-on reset, Fdclk = Fxtal. After initial kickstart commands, the PLL is locked to max Fdclk and remains locked until

the next power-on reset.

DRAFT

CONFIDENTDIEALLPHI

DS875F2

Copyright 2009 Cirrus Logic

13

CONFIDENTIAL

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