GS3020 Datasheet, PDF (3/6 Pages) Gennum Corporation – Dynamic Equalizer

1.3V
5
C7
C6
2µ2
0µ1
CHP
0µ1
3k9
V_IN
10
C1
2µ2
REGULATOR
100k
SLOW
AVERAGE
DETECTOR
100k
FAST
AVERAGE
DETECTOR
1
R1
CURRENT
REFERENCE
2:1
COMPRESSION
CONTROL
RECTIFIER
68k
VB
11
C2
9
3n9
12k
-A
24k
3
-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.
121
1k
515
7
6
R_VC
100K
GS3020
Fig.1 Production Test Circuit
1.3V
1.3V
1kΩ
R_E
100
5
C7
C6
2µ2
0µ1
EK3024
or
MODEL 39
10
C1
2µ2
1
11
C2
9
3n9
REGULATOR
100k
SLOW
AVERAGE
DETECTOR
100k
FAST
AVERAGE
DETECTOR
R1
CURRENT
REFERENCE
2:1
COMPRESSION
CONTROL
RECTIFIER
68k
12k
-A
-C
VB
24k
D
C3
0µ1
8
MGND
4
R2
-B
50k
50k 50k
50k
C5
C4 ^0µ1
0µ1
All resistors in ohms, all capacitors in farads unless otherwise stated.
Microphones and receivers shown above are for illustrative purposes only.
Manufacturers can design with other appropriate transducers.
1k
515
GS3020
7
6
R_VC
100k
1.3V
ED1913
or
MODEL 2313
3
121
R_E
100
Fig. 2 Example of Hearing Instrument Application
3
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