CS8427-IZ Ver la hoja de datos (PDF) - Cirrus Logic
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CS8427-IZ Datasheet PDF : 59 Pages
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SDOUT OSCLK OLRCK SDIN ISCLK ILRCK
Serial Serial
Audio Audio
Output Input
RXN
RXP
AES3
Rx &
Decode
PLL
AES3
Encoder
& Driver
TXP
TXN
RMCK
Data Flow Control Bits
TXD1-0: 01
SPD1-0: 10
Clock Source Control Bits
OUTC: 1
INC: 0
RXD1-0: 01
Figure 9. AES3 Input to Serial Audio Output,
Serial Audio Input to AES3 Out
NOTE: Applications implementing both the Seri-
al Audio Output Port and the AES3 Transmitter
must operate at the same sample rate because
they are both controlled by the same clock
source.
CS8427
RXN
RXP
AES3
Rx &
Decode
PLL
Serial
Audio
Output
OLRCK
OSCLK
SDOUT
RMCK
Data Flow Control Bits
TXD1-0: 10
SPD1-0: 10
TXOFF : 1
Clock Source Control Bits
OUTC: 1
INC: 0
RXD1-0: 01
Figure 10. AES3 Input to Serial Audio Output Only
I LRCK
I SCLK
SD I N
Serial
Audio
Input
AES3
Rx &
Decode
TXN
TXP
OMCK
Data Flow Control Bits
TXD1-0: 01
SPD1-0: 01
Clock Source Control Bits
OUTC: 0
INC: 1
RXD1-0: 00
Figure 11. Input Serial Port to AES3 Transmitter
without PLL
I LRCK
I SCLK
SD I N
Serial
Audio
Input
PLL
AES3
Rx &
Decode
TXN
TXP
RMCK
Data Flow Control Bits
TXD1-0: 01
SPD1-0: 01
Clock Source Control Bits
OUTC: 1
INC: 0
RXD1-0: 00
Figure 12. Input Serial Port to AES3 Transmitter
with PLL
NOTE: In this mode, ILRCK and ISCLK are
inputs only.
DS477F1
21
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