WM8581_07 Datasheet, PDF (16/100 Pages) Wolfson Microelectronics plc – Multichannel CODEC with S/PDIF Transceiver

WM8581
DIGITAL AUDIO INTERFACE – MASTER MODE
Production Data
PAIFRX_BCLK/
PAIFTX_BCLK/
SAIF_BCLK
(Output)
PAIFRX_LRCLK/
PAIFTX_LRCLK/
SAIF_LRCLK
(Outputs)
DOUT/
SAIF_DOUT
DIN1/2/3/4
SAIF_DIN
t_DST
t_DHT
Figure 2 Digital Audio Data Timing – Master Mode
t_DL
t_DDA
Test Conditions
AVDD, PVDD, VREFP = 5V, DVDD = 3.3V, AGND, VREFN, PGND, DGND = 0V, TA = +25^oC, Master Mode, fs = 48kHz, MCLK
and ADCMCLK = 256fs unless otherwise stated.
PARAMETER
SYMBOL
Audio Data Input Timing Information
PAIFTX_LRCLK/
tDL
PAIFRX_LRCLK/
SAIF_LRCLK propagation
delay from PAIFTX_BCLK/
PAIFRX_BCLK/
SAIF_BCLK falling edge
DOUT/SAIF_DOUT
tDDA
propagation delay from
PAIFTX_BCLK/
SAIF_BCLK falling edge
DIN1/2/3/4/SAIF_DIN setup
tDST
time to
PAIFRX_BCLK/SAIF_BCLK
rising edge
DIN1/2/3/4/SAIF_DIN hold
tDHT
time from
PAIFRX_BCLK/SAIF_BCLK
rising edge
TEST CONDITIONS
Table 4 Digital Audio Data Timing – Master Mode
MIN
TYP
MAX
UNIT
0
10
ns
0
10
ns
10
ns
10
ns
w
PD Rev 4.0 April 2007
16