FMS6403_05 Datasheet, PDF (6/17 Pages) Fairchild Semiconductor – Triple Video Drivers with Selectable HD/PS/SD/ Bypass Filters for RGB and YPbPr Signals

DATA SHEET
FMS6403
Progressive Scan (PS) Typical Performance Characteristics
(T_C = 25°C, V_i = 1V_pp, V_CC = 5.0V, F_SEL0 = 1, F_SEL1 = 0, 0dB_SEL = 0 (gain = 6dB), R_source = 37.5Ω, all inputs AC
coupled with 0.1µF, all outputs AC coupled with 220µF into 150Ω, referenced to 400kHz; unless otherwise noted)
Figure 6. PS Frequency Response
Figure 7. PS Group Delay vs. Frequency
5
-5
1
2
-15
-25
Mkr Frequency Gain
-35 _{Ref 400kHz 6dB}
-45 ^{1 14.78MHz -1dB BW}
2 16.57MHz -3dB BW
-55 3 54MHz -56.57dB
fSBSD = Gain(ref) – Gain(3) = 62.57dB
-65
400kHz 10 20 30 40
Frequency (MHz)
3
50 60
20
10
1
0
-10
-20
-30
1 = 15MHz (15.95ns)
-40
400kHz 10
20
30 40
50
60
Frequency (MHz)
High Definition Typical Performance Characteristics
(T_C = 25°C, V_i = 1V_pp, V_CC = 5.0V, F_SEL0 = 0, F_SEL1 = 1, 0dB_SEL = 0 (gain = 6dB), R_source = 37.5Ω, all inputs AC
coupled with 0.1µF, all outputs AC coupled with 220µF into 150Ω, referenced to 400kHz; unless otherwise noted)
Figure 8. HD Frequency Response
10
0
12
-10
-20
-30 ^{Mkr Frequency Gain}
3
Ref 400kHz 6dB
-40 1 29.07MHz -1dB BW
2 32.57MHz -3dB BW
-50 3 74.25MHz -35.82dB
fSBSD = Gain(ref) – Gain(3) = 41.82dB
-60
400kHz 10 20 30 40 50 60 70 80
Frequency (MHz)
90 100
Figure 9. HD Group Delay vs. Frequency
10
5
1
0
-5
-10
1 = 32MHz (7.07ns)
-15
400kHz 10 20 30 40 50 60 70 80 90 100
Frequency (MHz)
6
REV. 1C March 2005