Cirrus Logic CS4360 - Manual (Page 16)

CS4360
16 DS517F2
SWITCHING SPECIFICATIONS - SERIAL AUDIO INTERFACE
Inputs: Logic 0 = GND, Logic 1 = VLS.
Parameters Symbol Min Max Units
MCLK Frequency 1.024 51.2 MHz
MCLK Duty Cycle 40 60 %
Input Sample Rate Single-speed Mode
Double-speed Mode
Quad-speed Mode
F
s
F
s
F
s
4
50
100
50
100
200
kHz
kHz
kHz
LRCK Duty Cycle 45 55 %
SCLK Pulse Width Low t
sclkl
20 - ns
SCLK Pulse Width High t
sclkh
20 - ns
SCLK Frequency Single-speed Mode
Double-speed Mode
-
- 128xFs
64xFs
Hz
Hz
Quad-speed Mode (MCLKDIV = 0)
-
Hz
Quad-speed Mode (MCLKDIV = 1)
-
Hz
SCLK rising to LRCK edge delay t
slrd
20 - ns
SCLK rising to LRCK edge setup time t
slrs
20 - ns
SDINx valid to SCLK rising setup time t
sdlrs
20 - ns
SCLK rising to SDINx hold time t
sdh
20 - ns
Figure 12. Serial Mode Input Timing
s c lk h
t
s lr s
t
s lr d
t
s d lr s
t s d h
t
s c lk l
t
S D I N x
S C L K
L R C K
MCLK
2
-----------------
MCLK
4
-----------------