Switching specifications - serial audio interface, Figure 18. serial input timing, Figure 20. serial input timing – Cirrus Logic CS4341A User Manual
Page 29: Cs4341a
CS4341A
DS582F2
29
SWITCHING SPECIFICATIONS - SERIAL AUDIO INTERFACE
6. Only required for Quad-speed mode.
Parameters
Symbol Min Max
Units
MCLK Frequency
1.024
51.2
MHz
MCLK Duty Cycle
45
55
%
Input Sample Rate
Single-Speed Mode
Double-Speed Mode
Quad-Speed Mode
Fs
Fs
Fs
4
50
100
50
100
200
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 Frequency
MCLKDIV Disabled
-
Hz
MCLKDIV Enabled
-
Hz
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
SCLK rising to MCLK edge delay (
NOTE
t
smd
8
-
ns
MCLK
2
------------------
MCLK
4
------------------
t
s m d
t
s lrd
t
s lrs
t
s c lk l
t
s c lk h
t
s d lrs
t
s d h
M C L K
L R C K
S C L K
S D A T A
Figure 18. Serial Input Timing