DEH-P980BT/XN/UC
105
5
7
8
5
6
7
8
C
D
F
A
B
E
PM9009A
-
Block Diagram
-
Pin Layout
Selector
Circuit
CS
SCK
SDA
EXi+
EXi-
VCO
Control
Logic
Differential
Input
FCKSEL
ADJ
Vcc
C+
C-
+Vcc
-Vcc
+7 V
-7 V
NEGOUT
Change Pump
Circuit
Regulater
Volume EX
(+15 to -63 dB,-∞ dB)
(Volume Circuit)
Divider
Fck
Fck
(Fcp)
Monaural Source Circuit
Volume Circuit
GND Isolator
Gain Adjuster 2
G
ain Adjuster 1
Source Selector(1 ch / 2 ch)
Volume(1 to 7 ch)
(+23 to -79 dB,-∞ dB)
Buffer Amp B (0 dB/-4.2 dB)
Buffer Amp A (0 dB/+1.8 dB)
Regulater
Vo1a
Vo2a
Vo3a
Vo4a
Vo5a
Vo6a
Vo7a
Vo1b
Vo2b
Vo3b
Vo4b
Vo5b
Vo6b
Vi1
Vi2
Vi3
Vi4
Vi5
Vi6
Vi7
So2L
So2R
So1L
So1R
Si1R-
Si1R+
Si2R
Si3R
Si4R
Si1L-
MixingSwitch
Power Supply Circuit
Vee
1 2 3 4 5 6 7 8 9 1011 12 13 14
42 41 40 39 38 3736 35 34 3332 31 30 29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
43
44
45
46
47
48
49
50
51
52
53
54
55
56
Vi7
S.GND.7
Vi6
Vi5
S.GND.6
Vi4
Vi3
S.GND.5
Vi2
Vi1
S.GND.4
So1R
So1L
So2R
SDA
SCK
CS
FCKSEL
Vee
NEGOUT
C-
P.GND
C+
Vcc
ADJ
S.GND.MU
Exi+
Exi-
Si1L+
Si1L-
Si1R-
Si1R+
S.GND.1
Si2L
Si2R
S.GND.2
Si3L
Si3R
Si4L
Si4R
S.GND.
SO2L
D.GND
Vo6b
Vo5b
Vo4b
Vo3b
Vo2b
Vo1b
Vo7a
Vo6a
Vo5a
Vo4a
Vo3a
Vo2a
Vo1a
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TEL 13942296513 QQ 376315150 892498299
