Cirrus Logic CS4392 - Manual (Page 32)

CS4392
32 DS459PP3
SWITCHING CHARACTERISTICS - SERIAL AUDIO INTERFACE
(Inputs: Logic 0 = 0 V, Logic 1 = VL) .
Parameters Symbol Min Typ Max Units
Input Sample Rate Fs 4 - 200 kHz
LRCK Duty Cycle 45 50 55 %
MCLK Duty Cycle 40 50 60 %
SCLK Frequency Single Speed Mode
Double Speed Mode
Quad Speed Mode (MCLKDIV=0)
Quad Speed Mode (MCLKDIV=1)
-
-
-
- -
-
-
- 128•LRCK
64•LRCK
MCLK/2
MCLK/4
Hz
Hz
Hz
Hz
SCLK rising to LRCK edge delay t
slrd
20 - - ns
SCLK rising to LRCK edge setup time t
slrs
20 - - ns
SDATA valid to SCLK rising setup time t
sdlrs
20 - - ns
SCLK rising to SDATA hold time t
sdh
20 - - ns
slrs
t
s lrd
t
sd lrs
t s d h
t
S D A TA
S C L K
LR C K
Figure 36. Serial Mode Input Timing