HDTV FILTERS

HDTV Filters

Nanix HDTV Filters are designed for high specification digital television system application.

Luminance Filters

	Pre-A/D	Post-D/A
	NHF-9181	NHF-9181S
Zo Impedance	75 ohm	75 ohm
Passband , Fv	30 MHz	30 MHz
Passband ripple	< 0.25 dB	< 0.3 dB
Start of Stop Band , Fs (Fs=Fv x 1.475 )	44.25 MHz	44.25 MHz
Stopband Att. to 200 MHz approx	> 40 dB	per 9181
		with sin x / x
		correction
Att. at 37.125 MHz	> 12 dB
Att. at 54.25 MHz	>45 dB
Passband Group Delay ripple	< 5 nS	< 7 nS
Passband Group Delay control to	27 MHz	27 MHz
Sin x / x correction	-	Yes
Sampling rate	-	74.25 MHz
Flat loss at 100 KHz	1.5 dB max.	4.5 dB max.
Typical Group Delay	65 nS ± 5 nS	65 nS ± 5 nS