JVC XV-N30BK[MK2] Service Manual page 29

4.3 AK4381VT-X (IC402) : 2ch DAC
• Pin layout
MCLK 1
BICK 2
SDTI 3
LRCK 4
PDN 5
CSN 6
CCLK 7
CDTI 8
• Block diagram
CSN
CCLK
CDTI
LRCK
BICK
SDTI
• Pin functions
Pin No. Symbol I/O
1 MCLK I
2 BICK I
3 SDTI I
4 LRCK I
5 PDN I
6 CSN I
7 CCLK I
8 CDTI I
9 AOUTR- O
10 AOUTR+ O
11 AOUTL- O
12 AOUTL+ O
13 VSS -
14 VDD -
15 DZFR O
16 DZFL O
16 DZFL
15 DZFR
14 VDD
13 VSS
12 AOUTL+
11 AOUTL-
10 AOUTR+
9 AOUTR-
De-emphasis
uP
Control
Interface
8X
Audio
Interpolator
Data
Interface
8X
Interpolator
PDN
Master clock input terminal
Audio serial data clock terminal
Audio serial data input terminal
L/R Clock terminal
Power down mode terminal
Chip select
Control data input terminal
Control data input terminal
Rch negative analog output terminal
Rch positive analog output terminal
Lch negative analog output terminal
Lch positive analog output terminal
Connect to ground
Power supply terminal
Rch data zero input detection terminal
Lch data zero input detection terminal
MCLK
Clock
Divider
SCF
Modulator
SCF
Modulator
Description
VDD
VSS
DZFL
DZFR
AOUTL+
AOUTL-
AOUTR+
AOUTR-
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