GS3021 データシートの表示（PDF） - Gennum -> Semtech
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GS3021 Datasheet PDF : 7 Pages
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VOLUME
CONTROL
BATTERY
MIC+
EK3024
or
MODEL 39
+
2µ2
REC
EP3074
9
10
8
7
65
4
3 0µ1
2
11
1
RMPO
Microphones and receivers shown above are for illustrative purposes only.
Manufacturers can design with other appropriate transducers.
Fig. 3 Example of Assembly Diagram
1.3V
5
C7
C6
2µ2
0µ1
∞
RTH=
CHP
(Normally not
connected)
3k9
VIN
10
C1
2µ2
REGULATOR
100k
SLOW
AVERAGE
DETECTOR
100k
FAST
AVERAGE
DETECTOR
1
R1
CURRENT
REFERENCE
2:1
COMPRESSION
CONTROL
RECTIFIER
VB
68k
11
C2
9
3n9
12k
-A
48k
-C
D
C3
0µ1
8
4
R2
-B
50k
50k 50k
50k
C5
C4 0µ1
0µ1
All resistors in ohms, all capacitors in farads unless otherwise stated.
7
6
RVC
15k
Fig. 4 Characterization Circuit (used to generate typical curves)
48k
GS3021
0µ1
3
50k
2
521 - 06 - 03
4
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