Pioneer VSX-D411 Service Manual page 76

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3 7 63 1515 0
7 AK4382AVT (DD & INPUT ASSY : IC9102)
• D/A Converter IC
A
7
Block Diagram
6
CSN
7
CCLK
CDTI
8
4
LRCK
2 BICK
B
SDTI
3
TE
L 13942296513
7
Pin Function
No. Pin Name
1
MCLK
2
BICK
3 SDTI
C
4 LRCK
5 PDN
6 CSN
7 CCLK
8 CDTI
9 AOUTR-
10 AOUTR+
11 AOUTL -
12 AOUTL+
13 VSS
14 VDD
15 DZFR
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16 DZFL
Note: All input pins should not be left floating.
D
72
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2
De-emphasis
µP
Control
Interface
8X
Audio Interpolator
Data
Interface
8X
Interpolator
PDN
5
Pin / Function
I/O Function
I
Master Clock Input Pin
An external TTL clock should be input on this pin.
I
Audio Serial Data Clock Pin
I
Audio Serial Data Input Pin
I
L/R Clock Pin
I Power - Down Mode Pin
When at ì Lî , the AK4382 is in the power - down mode and is held in reset.
The AK4382 should always be reset upon power- up.
I
Chip Select Pin
I
Control Data Input Pin
I
Control Data Input Pin
O
Rch Negative Analog Output Pin
O Rch Positive Analog Output Pin
O Lch Negative Analog Output Pin
O Lch Positive Analog Output Pin
- Ground Pin
- Power Supply Pin
O Rch Data Zero Input Detect Pin
O Lch Data Zero Input Det ect Pin
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y
. i
2
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3
8
1
MCLK
Clock
Divider
∆Σ
Modulator
∆Σ
Modulator
Q Q
3 6 7 1 3
u163
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VSX-D511
3
4
2 9 9 4 2 8
14
VDD
VSS 13
DZFL
16
DZFR 15
AOUTL+ 12
SCF
AOUTL-
11
AOUTR+ 10
SCF
AOUTR-
9
1 5 0 5 8 2 9 9 4
m
co
4
9 9
2 8 9 9