CS4351
SWITCHING SPECIFICATIONS - SERIAL AUDIO INTERFACE
Parameters
MCLK Frequency
MCLK Duty Cycle
Input Sample Rate (Manual selection)
Quad-Speed Mode
Input Sample Rate (Auto selection)
Quad-Speed Mode
LRCK Duty Cycle
SCLK Pulse Width Low
SCLK Pulse Width High
SCLK Period
Single-Speed Mode
Double-Speed Mode
Quad-Speed Mode
SCLK rising to LRCK edge delay
SCLK rising to LRCK edge setup time
SDIN valid to SCLK rising setup time
SCLK rising to SDIN hold time
t
sclkl
t
sclkh
t
sclkw
t
sclkw
t
sclkw
t
slrd
t
slrs
t
sdlrs
t
sdh
Single-Speed Mode
Double-Speed Mode
Single-Speed Mode
Double-Speed Mode
Fs
Fs
Fs
Fs
Fs
Fs
Symbol
Min
1.024
45
4
50
100
4
84
170
40
20
20
1
---------------------
-
(
128
)Fs
1
------------------
(
64
)Fs
2
----------------
-
MCLK
23
20
20
20
Max
51.2
55
50
100
200
50
100
200
60
-
-
-
-
-
-
-
-
-
Units
MHz
%
kHz
kHz
kHz
kHz
kHz
kHz
%
ns
ns
-
-
-
ns
ns
ns
ns
LRCK
t slrd
t slrs
t sclkl
t sclkh
SCLK
t
sdlrs
SDATA
t
sdh
Figure 1. Serial Input Timing
10
DS566F1
CIRRUS [ CIRRUS LOGIC ]
