Switching characteristics - serial audio port – Cirrus Logic CS5351 User Manual
Page 11
DS565F2
11
CS5351
SWITCHING CHARACTERISTICS - SERIAL AUDIO PORT
(Logic "0" = GND = 0 V; Logic "1" = VL, C
L
= 20 pF)
Parameter
Symbol
Min
Typ
Max
Unit
Output Sample Rate
Single-Speed Mode
Double-Speed Mode
Quad-Speed Mode
Fs
Fs
Fs
2
50
100
-
-
-
51
102
204
kHz
kHz
kHz
OVFL to LRCK edge setup time
t
setup
16/f
sclk
-
-
s
OVFL to LRCK edge hold time
t
hold
1/f
sclk
-
-
s
OVFL time-out on overrange condition
Fs = 44.1, 88.2, 176.4 kHz
Fs = 48, 96, 192 kHz
-
-
740
680
-
-
ms
ms
MCLK Specifications
MCLK Period
t
clkw
38
-
1953
ns
MCLK Pulse Duty Cycle
40
50
60
%
Master Mode
SCLK falling to LRCK
t
mslr
-20
-
20
ns
SCLK falling to SDOUT valid
t
sdo
0
-
32
ns
SCLK Duty Cycle
-
50
-
%
Slave Mode
Single-Speed
Output Sample Rate
Fs
2
-
51
kHz
LRCK Duty Cycle
40
50
60
%
SCLK Period
t
sclkw
153
-
-
ns
SCLK Duty Cycle
45
50
55
%
SCLK falling to SDOUT valid
t
dss
-
-
32
ns
SCLK falling to LRCK edge
t
slrd
-20
-
20
ns
Double-Speed
Output Sample Rate
Fs
50
-
102
kHz
LRCK Duty Cycle
40
50
60
%
SCLK Period
t
sclkw
153
-
-
ns
SCLK Duty Cycle
45
50
55
%
SCLK falling to SDOUT valid
t
dss
-
-
32
ns
SCLK falling to LRCK edge
t
slrd
-20
-
20
ns
Quad-Speed
Output Sample Rate
Fs
100
-
204
kHz
LRCK Duty Cycle
40
50
60
%
SCLK Period
t
sclkw
77
-
-
ns
SCLK Duty Cycle
45
50
55
%
SCLK falling to SDOUT valid
t
dss
-
-
32
ns
SCLK falling to LRCK edge
t
slrd
-8
-
3
ns