WM8768(2010) データシートの表示（PDF） - Wolfson Microelectronics plc

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WM8768
(Rev.:2010)

24-bit, 192kHz 8-Channel DAC

Wolfson Microelectronics plc 

Production Data

WM8768

BCLK

(Output)

tDL

LRCLK

(Output)

DIN1/2/3/4

tDST

Figure 3 Digital Audio Data Timing – Master Mode

tDHT

Test Conditions

AVDD, VREFP = 5V, DVDD = 3.3V, AGND, VREFN, DGND = 0V, TA = +25oC, Master Mode, fs = 48kHz, MCLK = 256fs unless

otherwise stated.

PARAMETER

SYMBOL

Audio Data Input Timing Information

LRCLK propagation delay

tDL

from BCLK falling edge

DIN1/2/3/4 setup time to

tDST

BCLK rising edge

DIN1/2/3/4 hold time from

tDHT

BCLK rising edge

TEST CONDITIONS

MIN

TYP

MAX

UNIT

0

10

ns

10

ns

10

ns

Table 2 Digital Audio Data Timing – Master Mode

DIGITAL AUDIO INTERFACE – SLAVE MODE

BCLK

WM8768

DAC

LRCLK

DIN1/2/3/4

4

DSP/

DECODER

Figure 4 Audio Interface – Slave Mode

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PD Rev 4.3 July 2010

9

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