GM3038 查看數據表（PDF） - Gennum -> Semtech
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GM3038 Datasheet PDF : 8 Pages
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50
R6 - SET 0
VIN = -80 dBV
40
R4 - SET 0
30
20
R4 - SET 15
10
0
20
100
1k
10k 20k
FREQUENCY (kHz)
Fig. 9 Frequency Response for Different
Crossover Frequency Steps
50
VIN = -80 dBV
40
R6 - SET 0
30
R4 - set 13
20
R5 - SET 0
R4 - SET 13
10
0
20
100
1k
10k 20k
FREQUENCY (kHz)
Fig. 11 Crossover Frequency
Representation for Step 13
50
R5 - SET 0
VIN = -80 dBV
40
30
R4 - SET 15
20
R4 - SET 0
10
0
20
100
1k
10k 20k
FREQUENCY (kHz)
Fig. 10 Frequency Response for Different
Crossover Frequency Steps
10k
VIN = -80dBV
1k
500
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
R4 RESISTOR SET ON ER102 DIE
(set 0 - short, set 15 - open)
Fig. 12 Crossover Frequency Adjustment
-30
R5 - SET 0
R6 - SET 0
-40 R3 - SET 15
-50
ƒ = 1kHz
R3 - SET 0
-60
-70
-100
-90
-80
-70
-60
INPUT LEVEL (dBV)
Fig. 13 I/O Transfer Function for Different Threshold Steps
-60
-62
-64
-66
-68
-70
-72
-74
-76
-78
-80
-82
-84
-86
-88
-90
0123
4 5 6 7 8 9 10 11 12 13 14 15
R3 RESISTOR SET ON ER102 DIE
(set 0 - short, set 15 - open)
Fig. 14 Threshold Adjustment
521 - 62 - 04
6
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