Onkyo TX-SR875 - IC Block Diagrams and Terminal Descriptions -13

Q3701,Q3721,Q3741,Q3761,Q3781: PCM1796DBR (24 bit, 192 kHz, 2ch DAC)
BLOCK DIAGRAM
IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS -13
TX-SR875
PIN CONFIGURATION
Power Supply
RST
SCK
Advanced
Segment
DAC
Modulator
I
OUT
L+
I
OUT
L–
I
OUT
R–
Current
Segment
DAC
I
OUT
R+
Bias
and
Vref
V
COM
L
V
COM
R
AGND2
V
D
D
V
CC
1
V
CC
2L
V
CC
2R
AGND1
I/V and Filter
8
Oversampling
Digital
Filter
and
Function
Control
Audio
Data Input
I/F
LRCK
BCK
DATA
MDO
MDI
MC
MS
AGND3L
AGND3R
DGND
Current
Segment
DAC
I
REF
V
OUT
L
I/V and Filter
V
OUT
R
Function
Control
I/F
MSEL
Zero
Detect
ZEROL
ZEROR
System
Clock
Manager
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
ZEROL
ZEROR
MSEL
LRCK
DATA
BCK
SCK
DGND
V
DD
MS
MDI
MC
MDO
RST
V
CC
2L
AGND3L
I
OUT
L–
I
OUT
L+
AGND2
V
CC
1
V
COM
L
V
COM
R
I
REF
AGND1
I
OUT
R–
I
OUT
R+
AGND3R
V
CC
2R