Onkyo TX-NR901 Service Manual page 87

IC BLOCK DIAGRAM AND DESCRIPTIONS
Q131 AK4114VQ(192kHz 24bit Digital Audio Interface Transceiver)
Block Diagram
RX0
RX1
8 to 3
RX2
RX3
Input
RX4
Selector
RX5
RX6
RX7
TX0
TX1
DVDD
DVSS
TVDD
IPS0/RX4
AVSS
DIF0/RX5
TEST2
DIF1/RX6
AVSS
DIF2/RX7
IPS1/IIC
P/SN
XTL0
XTL1
AVSS AVDD R
Clock
Recovery
DAIF
Decoder
DIT
AC-3/MPEG
VIN B,C,U,VOUT
Serial control mode
1
2
3
4
AK4114VQ
5
6
7
8
9
10
11
VIN 12
XTI XTO
X'tal
Oscillator
DEM
Error &
Q-subcode
STATUS
Detect
Detect
INT0 INT1
36
35
34
33
32
31
30
Top View
29
28
27
26
25
Clock MCKO1
Generator
MCKO2
Audio
I/F
µP I/F
buffer
P/S="L" IIC
INT0
OCKS0/CSN/CAD0
OCKS1/CCLK/SCL
CM1/CDTI/SDA
CM0/CDTO/CAD1
PDN
XTI
XTO
DAUX
MCKO2
BICK
SDTO
TX-NR901
LRCK
BICK
SDTO
DAUX
PDN
CSN
CCLK
CDTO
CDTI