GB4570-CTA Просмотр технического описания (PDF) - Gennum -> Semtech
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производитель
GB4570-CTA Datasheet PDF : 5 Pages
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+5V
0.1
-5V
0.1
+5V
0.1
NETWORK
ANALYSER
Sweep: 1-100MHz
Level: 0dBM
10
75
18
6
2 GB4570 7
4
3
0.01
RS
CL
1
4 CLC110 8
5
10k
VIDEO OUTPUT
TO NETWORK
ANALYSER I/P
0.1
All resistors are in ohms, all capacitors in microfarads unless otherwise stated
+5V
Fig. 2 Frequency Response Test Circuit
TYPICAL PERFORMANCE CURVES
6.0
RS = ø
4.0
2.0
CL = 68pF
CL = 82pF
CL = 100pF
CL = 120pF
CL = 180pF
0.0
-2.0
1
CL = 270pF
10
100
FREQUENCY (MHz)
Fig. 3 GB4570 Frequency Response
1
RS = ø
0
-1
CL = 270pF
-2
CL = 180pF
-3
CL = 120pF
-4
CL = 82pF
-5
-6
-7
1
10
FREQUENCY (MHz)
Fig. 5 Phase vs Frequency
0.1
0.05
0
-0.05
-0.1
-0.15
-0.2
1
1
0
-1
-2
-3
-4
-5
-6
1
RS = 32.5Ω
CL = 27pF
RS = 39Ω
CL = 18pF
RS = 43Ω
CL = 10pF
10
100
FREQUENCY (MHz)
Fig. 4 Flattened Frequency Response
RS = 32Ω
CL = 27pF
RS = 40Ω
CL = 18pF
RS = 43Ω
CL = 10pF
10
FREQUENCY (MHz)
Fig. 6 Phase vs Frequency
521 - 18 - 01
4
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