CS4362_08 Datasheet, PDF (10/42 Pages) Cirrus Logic – 114 dB, 192 kHz 6-Channel D/A Converter

CS4362
DSD - SWITCHING CHARACTERISTICS
(T_A= -10°C to 70°C; Logic 0 = GND; VLS = 1.8 V to 5.5 V; Logic 1 = VLS Volts; C_L = 30 pF)
Parameter
Symbol Min
Typ
Master Clock Frequency
(Note 18)
4.096
-
MCLK Duty Cycle
modes)
(All DSD
40
50
DSD_SCLK Pulse Width Low
DSD_SCLK Pulse Width High
DSD_SCLK Frequency
pled)
t_sclkl
20
-
t_sclkh
20
-
(64x Oversam-
1.024
-
2.048
-
(128x Oversampled)
DSD_L / _R valid to DSD_SCLK rising setup time
DSD_SCLK rising to DSD_L or DSD_R hold time
t_sdlrs
20
-
t_sdh
20
-
Max
38.4
60
-
-
3.2
6.4
-
-
Unit
MHz
%
ns
ns
MHz
MHz
ns
ns
Note:
18. Min is 4 times 64x DSD or 2 times 128x DSD, and Max is 12 times 64x DSD or 6 times 128x DSD. The
proper MCLK to DSD_SCLK ratio must be set either by the DIF registers or the M0:2 pins
DSD_SCLK
t _sclkh
t _sclkl
t _sdlrs t _sdh
DSD_L, DSD_R
Figure 2. Direct Stream Digital - Serial Audio Input Timing
10
DS257F2