WM8766 查看數據表（PDF） - Cirrus Logic

零件编号

产品描述 (功能)

生产厂家

WM8766

24-bit, 192kHz 6-Channel DAC

Cirrus Logic 

Production Data

DIGITAL AUDIO INTERFACE – SLAVE MODE

WM8766

BCLK

WM8766

DAC

LRCLK

DIN1/2/3

3

DSP/

DECODER

Figure 4 Audio Interface – Slave Mode

BCLK

LRCLK

DIN1/2/3

tBCH

tBCL

tBCY

tDS

tLRH

tLRSU

Figure 5 Digital Audio Data Timing – Slave Mode

Test Conditions

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

stated.

PARAMETER

SYMBOL

Audio Data Input Timing Information

BCLK cycle time

tBCY

BCLK pulse width high

tBCH

BCLK pulse width low

tBCL

LRCLK set-up time to BCLK

rising edge

tLRSU

LRCLK hold time from

tLRH

BCLK rising edge

DIN1/2/3 set-up time to

tDS

BCLK rising edge

DIN1/2/3 hold time from

tDH

BCLK rising edge

Table 3 Digital Audio Data Timing – Slave Mode

TEST CONDITIONS

MIN

TYP

MAX

UNIT

50

ns

20

ns

20

ns

10

ns

10

ns

10

ns

10

ns

w

PD Rev 4.1 July 2005

9

Share Link: