CDB4383 View Datasheet(PDF) - Cirrus Logic

Part Name

Description

Manufacturer

CDB4383

114 dB, 192 kHz 8-Channel D/A Converter

Cirrus Logic 

CS4383

SWITCHING CHARACTERISTICS (For KQ TA = -10 to +70 °C; For BQ TA = -40 to +85 °C; VLS =

1.8 V to 5.5 V; Inputs: Logic 0 = GND, Logic 1 = VLS, CL = 30pF)

Parameters

MCLK Frequency

Symbol

Min

Typ

Max

Units

(Note 16)

Single Speed Mode

Double Speed Mode

1.024

-

6.400

-

51.2

MHz

51.2

MHz

Quad Speed Mode

6.400

-

51.2

MHz

MCLK Duty Cycle

40

50

60

%

Input Sample Rate

LRCK Duty Cycle

Single Speed Mode Fs

4

-

50

kHz

Double Speed Mode Fs

50

-

100

kHz

Quad Speed Mode Fs

100

-

200

kHz

45

50

55

%

SCLK Pulse Width Low

SCLK Pulse Width High

SCLK Period

tsclkl

20

-

tsclkh

20

-

tsclkw

--------2---------

-

MCLK

-

ns

-

ns

-

ns

(Note 17) tsclkw

--------4---------

-

MCLK

-

ns

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

tslrd

20

-

tslrs

20

-

tsdlrs

20

-

tsdh

20

-

-

ns

-

ns

-

ns

-

ns

Notes: 16. See Table 5 on page 26 for suggested MCLK frequencies

17. This serial clock is available only in Control Port Mode when the MCLK Divide bit is enabled.

.

LRCK

t slrd

t slrs

t sclkh

t sclkl

SCLK

t sd lrs

t sd h

SDATA

Figure 1. Serial Mode Input Timing

8

Share Link: