Pioneer DVR-233-S Service Manual page 72

1
PCM1802DB1 (MAIN ASSY : IC3101)
A • 24bit/96kHz Stereo ADC
Pin Layout
B
C
Block Diagram
Single-End
1
V IN L
/Differential
Converter
D
3
V REF1
Reference
4
V REF 2
Single-End
2
V IN R
/Differential
Converter
E
F
72
1
2
V L 1
IN
2
V R
IN
3
V 1
REF
V 2 4
REF
V 5
CC
AGND 6
7
PDWN
BYPAS 8
FSYNC 9
LRCK 10
5th Order
Delta-Sigma
Modulator
5th Order
Delta-Sigma
Modulator
Power Supply
5 6 13 14
V CC AGND DGND V DD
DVR-231-S
2
3
PCM1802
(TOP VIEW)
20 MODE1
19
MODE0
18
FMT1
17 FMT0
16 OSR
15 SCKI
14
V
DD
13 DGND
12 DOUT
11 BCK
×1/64 (×1/128)
Decimation
Filter
with
High-Pass Filter
Clock and Timing Control
3
4
11
BCK
10
Serial
LRCK
Interface
9
FSYNC
12
DOUT
Mode/
17
Format
FMT0
Control 18
FMT1
19
MODE0
20
MODE1
8
BYPAS
14
OSR
7
PDWN
15
SCKI
4