Pioneer VSX-D511-K Service Manual page 72

1
7 AK4382AVT (DD & INPUT ASSY : IC9102)
A
• D/A Converter IC
7
Block Diagram
6
CSN
B
7
CCLK
8 CDTI
4
LRCK
2 BICK
SDTI
3
C
7
Pin Function
Pin Name
No.
1
MCLK
D
2
BICK
3 SDTI
4 LRCK
5 PDN
6 CSN
7 CCLK
8 CDTI
9 AOUTR-
E
10 AOUTR+
11 AOUTL -
12 AOUTL+
13 VSS
14 VDD
15 DZFR
16 DZFL
Note: All input pins should not be left floating.
F
72
1
2
De-emphasis
µP
Control
Interface
8X
Interpolator
Audio
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
VSX-D511-K
2
3
1
MCLK
Clock
Divider
∆Σ
SCF
Modulator
∆Σ
SCF
Modulator
3
4
14
VDD
VSS 13
DZFL
16
DZFR
15
AOUTL+ 12
AOUTL-
11
AOUTR+
10
AOUTR-
9
4