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WM8983 데이터시트(PDF) 21 Page - Cirrus Logic

부품명 WM8983
상세설명  Mobile Multimedia CODEC with 1W Speaker Driver
PDF  129 Pages
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제조업체  CIRRUS [Cirrus Logic]
홈페이지  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

WM8983 데이터시트(HTML) 21 Page - Cirrus Logic

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WM8983
Rev 4.6
21
CONTROL INTERFACE TIMING – 3-WIRE MODE
3-wire mode is selected by connecting the MODE pin high.
CSB/GPIO
SCLK
SDIN
t
CSL
t
DHO
t
DSU
t
CSH
t
SCY
t
SCH
t
SCL
t
SCS
LSB
t
CSS
Figure 8 Control Interface Timing
– 3-Wire Serial Control Mode
Test Conditions
DCVDD=1.8V, DBVDD=AVDD1=AVDD2=3.3V, DGND=AGND1=AGND2=0V, TA=+25
oC, Slave Mode, fs=48kHz,
MCLK=256fs, 24-bit data, unless otherwise stated.
PARAMETER
SYMBOL
MIN
TYP
MAX
UNIT
Program Register Input Information
SCLK rising edge to CSB rising edge
tSCS
80
ns
SCLK pulse cycle time
tSCY
200
ns
SCLK pulse width low
tSCL
80
ns
SCLK pulse width high
tSCH
80
ns
SDIN to SCLK set-up time
tDSU
40
ns
SCLK to SDIN hold time
tDHO
40
ns
CSB pulse width low
tCSL
40
ns
CSB pulse width high
tCSH
40
ns
CSB rising to SCLK rising
tCSS
40
ns
Pulse width of spikes that will be suppressed
tps
0
5
ns



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