CS43122 Datasheet, PDF (9/28 Pages) Cirrus Logic – 122dB, 24-Bit, 192kHz DAC for Digital Audio

CS43122
SWITCHING CHARACTERISTICS (T_A= -10 to 70° C; Logic 0 = AGND = DGND; Logic
1 = VD = 5.25 to 3.0 Volts; C_L = 20 pF)
Parameter
Symbol
Input Sample Rate
(Operational Mode 0) Fs
(Operational Mode 1) Fs
(Operational Mode 2) Fs
LRCK Duty Cycle
MCLK Frequency
(Operational Mode 0, 256 Fs)
(Operational Mode 1, 128 Fs)
(Operational Mode 2, 64 Fs)
MCLK Frequency
(Operational Mode 0, 384 Fs)
(Operational Mode 1, 192 Fs)
(Operational Mode 2, 96 Fs)
MCLK Frequency
(Operational Mode 0, 512 Fs)
(Operational Mode 1, 256 Fs)
(Operational Mode 2 , 128 Fs)
MCLK Frequency
(Operational Mode 0, 768 Fs)
(Operational Mode 1, 384 Fs)
(Operational Mode 2 , 192 Fs)
MCLK Duty Cycle
SCLK Frequency
Mode 0)
(Operational
(Operational Mode 1)
(Operational Mode 2)
SCLK rising to LRCK edge delay
SCLK rising to LRCK edge setup time
SDATA valid to SCLK rising setup time
SCLK rising to SDATA hold time
t_slrd
t_slrs
t_sdlrs
t_sdh
Min
16
45
95
45
4.096
6.144
8.192
12.288
40
-
-
-
20
20
20
20
Typ Max
-
55
-
105
-
200
50
55
- 14.08
- 21.12
- 28.16
- 42.24
50
60
- 256×Fs
- 128×Fs
- 64×Fs
-
-
-
-
-
-
-
-
Unit
kHz
kHz
kHz
%
MHz
MHz
MHz
MHz
%
Hz
Hz
Hz
ns
ns
ns
ns
LRCK
SCLK
SDATA
t _slrd
t _sdlrs
t _slrs
t _sclkh
t _sclkl
t _sdh
Figure 1. Serial Audio Input Timing
9