Switching specifications - serial audio interface, Figure 1. serial input timing, Figure 1.serial input timing – Cirrus Logic CS4353 User Manual
Page 9
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DS803F3
9
CS4353
SWITCHING SPECIFICATIONS - SERIAL AUDIO INTERFACE
Parameters
Symbol Min
Max
Units
MCLK Frequency
2.048
51.2
MHz
MCLK Duty Cycle
45
55
%
Input Sample Rate (Auto selection)
Single-Speed Mode
Double-Speed Mode
Quad-Speed Mode
Fs
Fs
Fs
8
84
170
54
108
216
kHz
kHz
kHz
LRCK Duty Cycle
40
60
%
SCLK Pulse Width Low
t
sclkl
20
-
ns
SCLK Pulse Width High
t
sclkh
20
-
ns
SCLK Period
Single-Speed Mode
-
s
Double-Speed Mode
-
s
Quad-Speed Mode
-
s
SCLK rising to LRCK edge delay
t
slrd
20
-
ns
SCLK rising to LRCK edge setup time
t
slrs
20
-
ns
SDIN valid to SCLK rising setup time
t
sdlrs
20
-
ns
SCLK rising to SDIN hold time
t
sdh
20
-
ns
sclkh
t
slrs
t
slrd
t
sdlrs
t
sdh
t
sclkl
t
SDATA
SCLK
LRCK
Figure 1. Serial Input Timing
1
128
Fs
----------------------
1
64
Fs
------------------
1
64
Fs
------------------
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