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