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WM8742GEDS/RV 数据表(PDF) 12 Page - Cirrus Logic

部件名 WM8742GEDS/RV
功能描述  24-bit 192 kHz DAC with Advanced Digital Filtering
PDF  66 Pages
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制造商  CIRRUS [Cirrus Logic]
网页  http://www.cirrus.com
标志 CIRRUS - Cirrus Logic

WM8742GEDS/RV 数据表(HTML) 12 Page - Cirrus Logic

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WM8742
12
Rev 4.4
PCM DIGITAL AUDIO INTERFACE TIMING
BCLK
LRCLK
t
BCH
t
BCL
t
BCY
DIN
t
LRSU
t
DS
t
LRH
t
DH
V
IH
V
IL
V
IH
V
IL
V
IH
V
IL
Figure 2 Digital Audio Data Timing
Test Conditions
AVDD = 5V, DVDD = 3.3V, AGND = 0V, DGND = 0V, TA = +25
oC, fs = 48kHz, MCLK = 256fs unless otherwise stated.
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Audio Data Input Timing Information
BCLK cycle time
tBCY
40
ns
BCLK pulse width high
tBCH
16
ns
BCLK pulse width low
tBCL
16
ns
LRCLK set-up time to BCLK
rising edge
tLRSU
8
ns
LRCLK hold time from
BCLK rising edge
tLRH
8
ns
DIN set-up time to BCLK
rising edge
tDS
8
ns
DIN hold time from BCLK
rising edge
tDH
8
ns
Table 2 Digital Audio Interface Timing Requirements



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