GS3028 Просмотр технического описания (PDF) - Gennum -> Semtech
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GS3028 Datasheet PDF : 8 Pages
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VB
0µ22
8
C1
2µ2
0µ1
15
RTH= ∞
3.9k
C2
7
VIN
0µ2
5
1
9
13
16
10
C5
11 12
10n
1M
1M
REGULATOR
SLOW
AVERAGE
DETECTOR
FAST
AVERAGE
DETECTOR
50k
10k
CONTROL
RAGC_IN
-A
1
RECTIFIER
X
12 dB / Oct
(24 dB / Oct)
BAND SPLIT
FILTER
12k
14k
RH
High Frequency
Expander / Compressor
RL
Low Frequency
Expander / Compressor
VB
48k
-B
-C
C4
14
0µ1
48k
8k4
50k
17
C3
0µ1
All resistors in ohms, all capacitors
in microfarads, unless otherwise stated
6
Rƒc = 22k
4
3
2
0µ22
RVC=100k
GS3027
(GS3028)
RMPO=0
VB
0µ22
Fig. 1 Production Test Circuit
RHI
200k Linear
RLO
200k Linear
1
9
13
16
10
C5
11 12
10n
1M
1M
8
C1
0µ1
REGULATOR
SLOW
AVERAGE
DETECTOR
FAST
AVERAGE
DETECTOR
RTH
15
100k
Log
50k
C2
10k
7
0µ2
Any Knowles
or
Microtronics
microphone
5
CONTROL
RAGC_IN
-A
All resistors in ohms, all capacitors
in microfarads, unless otherwise stated
1
RECTIFIER
X
VB
VB
12 dB / Oct
(24 dB / Oct)
BAND SPLIT
FILTER
12k
14k
RH
High Frequency
Expander / Compressor
RL
Low Frequency
Expander / Compressor
C3
0µ1
6
4
-B
3
48k
-C
48k
8k4
C4
14
0µ1
2µ2
Any
Knowles
Class D
receiver
17
RMPO
50k
Log
GS3027
(GS3028)
2
Rƒc
100k Log
0µ22
RVC
100k Log
Fig. 2 Maximum Flexibility Hearing Instrument Application
3
521 - 34 - 03
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