WM8522 Wolfson Microelectronics plc, WM8522 Datasheet - Page 9

• Manufacturer Part Number: WM8522
• Description: 24-bit, 192khz 6-channel Dac With 1.7vrms Line Driver
• Manufacturer: Wolfson Microelectronics plc

Production Data
DIGITAL AUDIO INTERFACE – SLAVE MODE
Figure 4 Audio Interface – Slave Mode
Figure 5 Digital Audio Data Timing – Slave Mode
Table 3 Digital Audio Data Timing – Slave Mode
w
Test Conditions
AVDD = 5V, DVDD = 3.3V, AGND = 0V, DGND = 0V, T
stated.
PARAMETER
Audio Data Input Timing Information
BCLK cycle time
BCLK pulse width high
BCLK pulse width low
LRCLK set-up time to BCLK
rising edge
LRCLK hold time from
BCLK rising edge
DIN1/2/3 set-up time to
BCLK rising edge
DIN1/2/3 hold time from
BCLK rising edge
WM8522
DAC
DIN1/2/3
LRCLK
BCLK
DIN1/2/3
LRCLK
BCLK
SYMBOL
t
t
t
t
t
LRSU
3
BCH
t
t
BCY
BCL
LRH
DS
DH
t
BCH
t
BCY
DECODER
TEST CONDITIONS
DSP/
t
A
t
BCL
DS
= +25
o
C, Slave Mode, fs = 48kHz, MCLK = 256fs unless otherwise
t
LRH
MIN
50
20
20
10
10
10
10
t
LRSU
TYP
PD, Rev 4.1, July 2009
MAX
WM8522
UNIT
ns
ns
ns
ns
ns
ns
ns
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