CS4365 Datasheet, PDF (15/51 Pages) Cirrus Logic – 114 dB, 192 kHz 6-Channel D/A Converter

SWITCHING CHARACTERISTICS - DSD
(Logic 0 = AGND = DGND; Logic 1 = VLS; C_L = 20 pF)
Parameter
Symbol
MCLK Duty Cycle
DSD_SCLK Pulse Width Low
DSD_SCLK Pulse Width High
DSD_SCLK Frequency
(64x Oversampled)
t_sclkl
t_sclkh
(128x Oversampled)
DSD_A / _B valid to DSD_SCLK rising setup time
DSD_SCLK rising to DSD_A or DSD_B hold time
DSD clock to data transition (Phase Modulation mode)
t_sdlrs
t_sdh
t_dpm
Min
40
160
160
1.024
2.048
20
20
-20
CS4365
Typ Max Unit
-
60
%
-
-
ns
-
-
ns
-
3.2
MHz
-
6.4
MHz
-
-
ns
-
-
ns
-
20
ns
DSD_SCLK
DSDxx
t _sclkh
t _sclkl
t _sdlrs t _sdh
Figure 3. Direct Stream Digital - Serial Audio Input Timing
DSD_SCLK
(128Fs)
DSD_SCLK
(64Fs)
t _dpm
t _dpm
DSDxx
Figure 4. Direct Stream Digital - Serial Audio Input Timing for Phase
Modulation mode
DS670PP1
15