FMS6346_06 Datasheet, PDF (4/11 Pages) Fairchild Semiconductor – Six Channel, 6th Order SD/HD Video Filter Driver

Typical Performance Characteristics
T_c = 25˚C, V_in = 1V_pp, V_CC = 5V, R_source = 37.5Ω, inputs AC coupled with 0.1µF, all outputs AC coupled with
220µF into 150Ω loads; unless otherwise noted.
Figure 1. SD Gain vs. Frequency
5
0
-5
-10
-15
-20
-25
-30
-35
-40
-45
-50
400kHz 5
10 15 20 25 30
Frequency (MHz)
Figure 3. HD Gain vs. Frequency
5-20
0-30
-5
-40
-10
-15-50
-20-60
-25
-70
-30
-35-80
-40-90
400k0H.1z 10 20 30 1 40 50 60 1700 8030
FrFerqeuqeunecnycy(M(MHzH)z)
Figure 5. SD Group Delay vs. Frequency
70
60
50
40
30
20
10
0
400kHz 1 2 3 4 5 6 7 8 9 10
Frequency (MHz)
Figure 2. SD Flatness vs. Frequency
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
-0.05
-0.10
-0.15
400kHz 1
2
3
4
5
6
Frequency (MHz)
Figure 4. HD Flatness vs. Frequency
1.0-30
0.9
0.8-40
Using 0.1µF and 0.01µF
Bypass Capacitors as suggested
0.7
0.6-50
0.5
0.4-60
0.3-70
0.2
0.1-80
0
-0.1-90
400k0H.z1 5
10 1 15
20
2150 3030
FrFerqeuqeunecnyc(yM(MHzH)z)
Figure 6. HD Group Delay vs. Frequency
25
20
15
10
5
0
400kHz 5
10 15 20 25 30 35 40 45
Frequency (MHz)
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4
FMS6346 Rev. 1B