Faraday HERGBF He series filter Datasheet

HE Series Filters
Triple channel HDTV antialiasing filters
The HE range of low cost HDTV filters with three independent channels each give near
SMPTE 274M performance suitable for single pass or monitor applications.
• Three independent channels
• Small size
• Reconstruction delay included
• Low cost HDTV antialiasing
• Integer clock delays between channels
• 40 dB channel isolation
Channel Description
Y, R, G, B
U, V
Filter Shape
Lowpass
Lowpass
Sampling Frequency
74.25 MHz
37.125 MHz
Insertion Loss at 100 kHz
< 1.0 dB
< 1.0 dB
End Of Passband
30 MHz
15 MHz
Passband Amplitude Ripple wrt 100 kHz
< ± 0.2 dB
< ± 0.2 dB
Loss wrt 100 kHz @ ½ S.F.
Start Of Stopband
12 dB ± 2 dB
12 dB ± 2 dB
44.25 MHz
22.125 MHz
Stopband Attenuation wrt Passband Edge
> 38 dB
> 38 dB
Stopband Measured To
100 MHz
50 MHz
Group Delay Ripple
< 6 ns
< 12 ns
Group Delay Bandwidth
27 MHz
13.5 MHz
Impedance
75 ohms
75 ohms
Temperature Range
0 to 70 0C
0 to 70 0C
Aqueous Washable
No
No
Package
DR00301A
DR00301A
1
Order Codes
HEYUVF – HD 4:2:2 SAMPLING ANTIALIASING PRE FILTER
HERGBF – HD 4:4:4 SAMPLING ANTIALIASING PRE FILTER
HEYUVS – HD 4:2:2 SAMPLING RECONSTRUCTION FILTER
HERGBS – HD 4:4:4 SAMPLING RECONSTRUCTION FILTER
For all above combinations channel B remains 30 MHz bandwidth, channels A and C are 30
MHz or 15 MHz dependant on sampling scheme.
© Faraday Technology. As part of continual product improvement the specifications, details and dimensions shown in this publication are subject to change
without notice
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PACKAGE DETAIL
Faraday Technology Ltd.
Croft Road Industrial Estate,
Newcastle, Staffordshire
ST5 0QZ. England.
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Tel:
Fax:
Email:
Web site:
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+ 44 (0)1782 661501
+ 44 (0)1782 630101
[email protected]
http://www.faradaytech.co.uk
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