WM8734 データシートの表示（PDF） - Cirrus Logic
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WM8734 Datasheet PDF : 45 Pages
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WM8734
MASTER CLOCK TIMING
MCLK
t MCLKL
t MCLKH
t MCLKY
Production Data
Figure 1 System Clock Timing Requirements
Test Conditions
AVDD, DBVDD = 3.3V, AGND = 0V, DCVDD = 3.3V, DGND = 0V, TA = +25oC, Slave Mode, fs = 48kHz, MCLK = 256fs unless
otherwise stated.
PARAMETER
SYMBOL
System Clock Timing Information
MCLK System clock pulse width high
MCLK System clock pulse width low
MCLK System clock cycle time
TXTIH
TXTIL
TXTIY
MCLK Duty cycle
TEST CONDITIONS
MIN
18
18
54
40:60
TYP
MAX
60:40
UNIT
ns
ns
ns
DIGITAL AUDIO INTERFACE – MASTER MODE
BCLK
ADCLRC
WM8734
CODEC
DACLRC
ADCDAT
DACDAT
DSP
ENCODER/
DECODER
Figure 2 Master Mode Connection
w
PD, Rev 4.4, August 2013
9
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