WM8734 ETC-unknow, WM8734 Datasheet - Page 7

• Manufacturer Part Number: WM8734
• Description: Stereo Audio Codec
• Manufacturer: ETC-unknow

WM8734
MASTER CLOCK TIMING
Figure 1 System Clock Timing Requirements
DIGITAL AUDIO INTERFACE – MASTER MODE
w
Test Conditions
AVDD, DBVDD = 3.3V, AGND = 0V, DCVDD = 3.3V, DGND = 0V, T
otherwise stated.
PARAMETER
System Clock Timing Information
MCLK System clock pulse width high
MCLK System clock pulse width low
MCLK System clock cycle time
MCLK Duty cycle
MCLK
Figure 2 Master Mode Connection
WM8734
CODEC
SYMBOL
T
T
T
XTIH
XTIY
XTIL
ADCLRC
ADCDAT
DACLRC
DACDAT
BCLK
t
MCLKL
t
MCLKY
TEST CONDITIONS
t
MCLKH
A
= +25
o
C, Slave Mode, fs = 48kHz, MCLK = 256fs unless
ENCODER/
DECODER
40:60
DSP
MIN
18
18
54
TYP
AI Rev 2.2 November 2001
Advanced Information
60:40
MAX
UNIT
ns
ns
ns
7