Denon S-301 Service Manual page 73

PCM1802 (IC803; 1U-3683)
block diagram
V IN L
V REF1
V REF 2
V IN R
PCM1803 (IC804: 1U-3683)
BLOCK DIAGRAM
V L
IN
V 1
REF
V 2
REF
V R
IN
PCM1802
(TOP VIEW)
1
V L
IN
V R 2
IN
V 1 3
REF
V 2 4
REF
5
V
CC
AGND 6
PDWN 7
BYPAS 8
FSYNC 9
LRCK
10
5 th Order
Single-End
/Differential Delta-Sigma
Converter Modulator
Reference
5 th Order
Single-End
/Differential Delta-Sigma
Converter Modulator
Power Supply
V CC AGND DGND V DD
V L 1
IN
V R 2
IN
V 1 3
REF
V 2 4
REF
V 5
CC
AGND 6
PDWN 7
BYPAS
8
TEST 9
LRCK 10
DeltaœSigma
Modulator
Reference
DeltaœSigma
Modulator
Power Supply
V AGND DGND V
CC DD
20
MODE1
19 MODE0
18 FMT1
17 FMT0
16
OSR
15 SCKI
14 V
DD
13 DGND
12 DOUT
BCK
11
Serial
1/64 ( 1/128) Interface
Decimation
Filter
with Mode/
DC Cut Filter Format
Control
Clock and Timing Control
20 MODE1
19 MODE0
18 FMT1
17 FMT0
16 OSR
15 SCKI
14 V
DD
DGND
13
12 DOUT
11 BCK
Serial
ψ1/64 , ψ1/128
Interface
Decimation
Filter
With Mode/
HighœPass Filter Format
Control
Clock and Timing Control
73
S-301
BCK
LRCK
FSYNC
DOUT
FMT0
FMT1
MODE0
MODE1
BYPAS
OSR
PDWN
SCKI
BCK
LRCK
DOUT
FMT0
FMT1
MODE0
MODE1
BYPAS
TEST
OSR
PDWN
SCKI