LV549 查看數據表（PDF） - Gennum -> Semtech
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LV549 Datasheet PDF : 5 Pages
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600Ω
1kHz
40dB ATTENUATOR
VIN
60k
560
39
10
RT= =∞
IAMP
3
6
5
LC/LD549
C1
2
0.1
S1
C4
0.047
8
4
7
1
C2
C3
S2
6.8
6.8 S3
ITRANS
TI
1:1
VB=1.3VDC
VOUT
RL
400
All resistors in ohms, all capacitors in µF unless otherwise stated
Gain = 20 Log10 ( VOUT) +40 dB
VIN
Fig. 1 Test Circuit
6
8
1
27k
2
3
4
+
7
600
+
5
All resistors in ohms, all capacitors in farads unless otherwise stated
U.S. Patent No. 4,085,382 - Patented in other countries
Fig. 2 Equivalent Circuit
3
500 - 25 - 09
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