CS8427-CSZR Cirrus Logic Inc, CS8427-CSZR Datasheet - Page 21
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CS8427-CSZR
Manufacturer Part Number
CS8427-CSZR
Description
Audio DSPs IC 96 kHz Digital Audio Transceiver
Manufacturer
Cirrus Logic Inc
Datasheet
1.CS8427-DZZ.pdf
(60 pages)
Specifications of CS8427-CSZR
Operating Temperature Range
- 10 C to + 70 C
Mounting Style
SMD/SMT
Package / Case
SOIC-28
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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DS477F5
I LRCK
I SCLK
SD IN
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.
Figure 11. Input Serial Port to AES3 Transmitter
RXN
RXP
Figure 9. AES3 Input to Serial Audio Output,
Data Flow Control Bits
Data Flow Control Bits
SDOUT
AES3
Rx &
Decode
PLL
TXD1-0:
SPD1-0:
Serial Audio Input to AES3 Out
TXD1-0:
SPD1-0:
Serial
Audio
Input
OSCLK
RMCK
01
10
01
01
OMCK
without PLL
OLRCK
Serial
Audio
Output
Clock Source Control Bits
Clock Source Control Bits
OUTC:
INC:
RXD1-0:
OUTC:
INC:
RXD1-0:
SDIN
Serial
Audio
Input
AES3
Rx &
Decode
ISCLK
AES3
Encoder
& Driver
0
1
00
1
0
01
ILRCK
TXN
TXP
TXP
TXN
I LRCK
I SCLK
SD IN
RXN
Figure 12. Input Serial Port to AES3 Transmitter
NOTE: In this mode, ILRCK and ISCLK are
inputs only.
RXP
Figure 10. AES3 Input to Serial Audio Output Only
Data Flow Control Bits
Data Flow Control Bits
TXD1-0:
SPD1-0:
TXOFF : 1
AES3
Rx &
Decode
TXD1-0:
SPD1-0:
PLL
Serial
Audio
Input
PLL
10
10
RMCK
01
01
RMCK
with PLL
Clock Source Control Bits
Clock Source Control Bits
OUTC:
INC:
RXD1-0:
OUTC:
INC:
RXD1-0:
AES3
Rx &
Decode
Serial
Audio
Output
1
0
00
1
0
01
CS8427
TXN
TXP
OLRCK
OSCLK
SDOUT
21
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