CS4398CZZR Ver la hoja de datos (PDF) - Cirrus Logic

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CS4398CZZR

120 dB, 192 kHz Multi-Bit DAC with Volume Control

Cirrus Logic 

SWITCHING CHARACTERISTICS - DSD

(Logic 0 = AGND = DGND; Logic 1 = VLS Volts; CL = 20 pF)

Parameter

Symbol

MCLK Duty Cycle

DSD_SCLK Pulse Width Low

DSD_SCLK Pulse Width High

DSD_SCLK Frequency

(64x Oversampled)

(128x Oversampled)

tsclkl

tsclkh

DSD_A / _B valid to DSD_SCLK rising setup time

tsdlrs

DSD_SCLK rising to DSD_A or DSD_B hold time

tsdh

DSD clock to data transition (Phase Modulation mode)

tdpm

Min

40

160

160

1.024

2.048

20

20

-20

CS4398

Typ Max Unit

-

60

%

-

-

ns

-

-

ns

-

3.2

MHz

-

6.4

MHz

-

-

ns

-

-

ns

-

20

ns

DSD_SCLK

DSD_A ,DSD_B

t sclkh

t sclkl

t sdlrs t sdh

Figure 6. Direct Stream Digital - Serial Audio Input Timing

DSD_SCLK

(1 2 8 F s )

DSD_SCLK

(6 4 F s )

t dpm

t dpm

DSD_A, DSD_B

Figure 7. Direct Stream Digital - Serial Audio Input Timing for Phase Modulation Mode

14

DS568F1

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