xwm8722eds ETC-unknow, xwm8722eds Datasheet - Page 6

• Manufacturer Part Number: xwm8722eds
• Description: Stereo Dac With Integrated Tone Generator And Line/variable Level Outputs
• Manufacturer: ETC-unknow

WM8722
Figure 1 Audio Data Input Timing
Figure 2 System Clock Timing Requirements
Test Conditions
AVDD, DVDD = 5V, AGND, DGND = 0V, T
PARAMETER
Audio Data Input Timing Information
BCKIN pulse cycle time
BCKIN pulse width high
BCKIN pulse width low
BCKIN rising edge to
LRCIN edge
LRCIN rising edge to
BCKIN rising edge
DIN setup time
DIN hold time
Test Conditions
AVDD, DVDD = 5V, AGND, DGND = 0V, T
PARAMETER
System Clock Timing Information
System clock pulse width high
System clock pulse width low
System clock cycle time
BCKIN
LRCIN
SCKI
DIN
SYMBOL
t
t
t
BCH
t
t
BCY
BCL
t
t
DS
DH
BL
LB
SYMBOL
t
t
t
t
BCH
SCKIH
SCKIL
SCKY
A
A
= +25
t
= +25
SCKIL
t
BCY
t
o
o
SCKY
C, fs = 48kHz, SCKI = 256fs unless otherwise stated.
C, fs = 48kHz, SCKI = 256fs unless otherwise stated.
TEST CONDITIONS
TEST CONDITIONS
t
t
BCL
t
DS
SCKIH
t
t
DH
BL
MIN
100
MIN
40
40
20
20
20
20
10
10
27
t
LB
TYP
TYP
AI Rev 2.1 June 2001
Advanced Information
MAX
MAX
UNIT
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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