GX4201 Datasheet, PDF (3/6 Pages) Gennum Corporation – Wideband, Monolithic 1x1 Video Crosspoint Switch

TYPICAL PERFORMANCE CURVES OF THE GX4201
For all graphs, V_S = ± 5 V DC and T_A = 25°C. The curves shown below represent typical batch sampled results.
Gain (dB)
24
21
18
15
12
9
6
3
0
-3
-6
1
Load Capacitance _{10 pF}
22 pF
47 pF
82 pF
10
100
Frequency (MHz)
Fig. 1 Gain vs Frequency
Phase
(degrees)
0
-0.3
-0.6
-0.9
-1.2
-1.5
-1.8
-2.1
-2.4
-2.7
-3.0
1K
1
10 pF
22 pF
47 pF
82 pF
2
3
4
5 6 7 8 9 10
Frequency (MHz)
Fig. 2 Phase vs Frequency
Gain (dB)
0.1
0.05
0
-0.05
-0.1
-0.15
-0.2
External Series Resistance = 30 Ω
C_L = 33 pF
-0.25
-0.3
-0.35
-0.4
1
10
100
Frequency (MHz)
Fig. 3 Gain vs Frequency
Off
Isolation (dB)
120
110
100
90
80
70
1K
10
V_IN = 1V p-p
R_L = 10Ω
Load = 1 xpt on O/P to GND
(See test circuits)
20
30
50
Frequency (MHz)
Fig. 4 Off Isolation vs Frequency
80 100
continued over
3
510 - 74 - 5