Filter
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Annex B
Parameter Value for
Y, R, G, B
Value for
Pb, Pr
Condition Notes
± 1 dB
20 MHz to 30 MHz
+1 dB/-2.5 dB
MHz ± 1 dB
Group delay
DC to 30 MHz <
50nS
DC to 30 MHz <
50nS
Noise
DC to 30 MHz < -
50 dB
DC to 30 MHz < -
50 dB
100% ramp
Out-of-band
noise
30 MHz to 100 MHz
< -50 dB
15 MHz to
100 MHz
< -50 dB
Sweep
Linearity < 5% < 5% 5 step
Inter-channel
delay
< 10 nS < 10 nS
100% colour
bar
Interchannel
crosstalk
< -40 dB < -40 dB Multiburst
Blanking rise
and fall time
100 nS ± 50 nS 100 nS ± 50 nS
Flat field
20% to
80%
Active line
width
inequality
<50 nS <50 nS Flat field
Sync edge to
start of active
picture
2.586uS +80nS/-
0nS
2.586uS +80nS/-
0nS
50% to
50%
Sync
amplitude
Pos and Neg
300mV ± 5% 300mV ± 5%
Tri-level Sync
rise and fall
time
54 nS ± 20 nS 54 nS ± 20 nS
20% to
80%
Output
impedance
75 Ω nominal 75 Ω nominal
Return loss
DC to 20 MHz >
20 dB
DC to 20 MHz >
20 dB
Table B.6 Sync Output Specification
Parameter Value Condition Notes
H and V Sync.
High Voltage
>2.5V 2.2k Ω
H and V Sync.
Low Voltage
<0.5V 2.2k Ω
EN/LZT 790 0005 R1A
B-6