NAD L76 Service Manual page 24

PIN ASSIGNMENT (IC42: AK4586VQ)
XTO
XTI/EXTCLK
DVDD
DVSS
TVDD
TX
MCKO
LRCK
BICK
SDTO
SDTI1
BLOCK DIAGRAM (IC42: AK4586VQ)
LIN
RIN
LOUT1
ROUT1
LOUT2
ROUT2
LOUT3
ROUT3
1
2
3
4
5
AK4586VQ
6
7
8
9
10
11
ADC HPF
ADC HPF
LPF DAC DATT
LPF DAC DATT
LPF DAC DATT
LPF DAC DATT
LPF DAC DATT
LPF DAC DATT
33
32
31
30
29
28
27
Top View
26
25
24
23
Audio
µP I/F
I/F
MCLK
Clock
Recovery
DAIF
Decoder
DEM
SDOUT
BICK
LRCK
SDIN1
SDIN2
SDIN3
2-17
RIN
LIN
ROUT1
LOUT1
ROUT2
LOUT2
ROUT3
LOUT3
DZF1
VCOM
VREFH
XTI
X'tal
Oscillator
XTO
Clock
MCKO
Generator
TX
RX1
Input
RX2
RX3
Selector
RX4
SDTO
BICK
LRCK
SDTI1
SDTI2
SDTI3