WM8805 데이터 시트보기 (PDF) - Wolfson Microelectronics plc
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WM8805 Datasheet PDF : 65 Pages
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Production Data
CONTROL INTERFACE – 3-WIRE MODE
WM8805
Figure 4 Control Interface Timing – 3-Wire Serial Control Mode
Test Conditions
PVDD = 3.3V, DVDD = 3.3V, PGND = 0V, DGND = 0V, TA = +25oC, fs = 48kHz, MCLK = 256fs unless stated.
PARAMETER
SYMBOL
MIN
TYP
MAX
Program Register Input Information
SCLK rising edge to CSB rising edge
tSCS
60
SCLK cycle time
tSCY
80
SCLK duty cycle
40/60
60/40
SDIN to SCLK set-up time
tDSU
20
SDIN hold time from SCLK rising edge
tDHO
20
SDOUT propagation delay from SCLK rising edge
tDL
5
CSB pulse width high
tCSH
20
CSB rising/falling to SCLK rising
tCSS
20
SCLK glitch suppression
tps
2
8
Table 4 Control Interface Timing – 3-Wire Serial Control Mode
UNIT
ns
ns
%
ns
ns
ns
ns
ns
ns
w
PD Rev 4.1 September 07
9
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