HB SERIES HDTV FILTERS
FULL SMPTE 260M, SMPTE 274M COMPLIANT
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•
•
Aqueously washable
Passive or zero loss hybrid versions
Plastic, Screened Metal or 40 pin DIP package
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Compliant to SMPTE 260M, 274M, 296M, ITU-R BT709-2
(1125/60)
Integer N
o
of clock delays between Luma and Chroma filters
Pre and Post Luminance and Chrominance filters
Type Number
Impedance (ohms)
Filter Shape
Passband Shape
Sampling Frequency (S.F)
Insertion loss at 100 kHz
1
End of Passband
Amplitude ripple
(wrt 100 kHz)
HB7425F**
75
Lowpass
Flat
74.25 MHz
< 1.3 dB
30.0 MHz
< ± 0.05 dB
112 ± 1 ns
< ± 1ns to 20.0 MHz
< ± 1.5ns to 30 MHz
HB7425S**
75
Lowpass
Sinx/x
74.25 MHz
< 4.75 dB
30.0 MHz
< ± 0.05 dB
2
112 ± 1 ns
< ± 1ns to 20.0 MHz
< ± 1.5ns to 30 MHz
HB3712F**
75
Lowpass
Flat
37.125 MHz
< 1.0 dB
15.0 MHz
< ± 0.05 dB
220 ± 1 ns
< ± 2ns to 10.4 MHz
< ± 3ns to 15 MHz
HB3712S**
75
Lowpass
Sinx/x
37.125 MHz
< 4.5 dB
15.0 MHz
< ± 0.05 dB
3
215 ± 1 ns
< ± 2ns to 10.4 MHz
< ± 3ns to 15 MHz
Insertion delay at 200 kHz
Group delay ripple
(wrt delay at 200 kHz)
Attenuation at
1
/
2
S.F.
(wrt loss at 100 kHz)
> 12 dB
44.250 MHz
54.2025 MHz
> 50 dB
± 5V 5mA per rail
> 12 dB
2
44.250 MHz
54.2025 MHz
> 50 dB
> 6 dB
22.125 MHz
27.1250 MHz
> 50 dB
> 6 dB
3
22.125 MHz
27.1250 MHz
> 50 dB
> 40 dB Frequency
(wrt loss at 100 kHz)
Start of stopband
Stopband attenuation
(wrt loss at 100 kHz)
Power (hybrid versions
Part numbering
Sampling
Frequency
SF - 7425
SF - 3712
HB
Package Drg No
D - DR00170A
E - DR00098B
F - DR00069B
G - DR00172A
P - Passive
H - Hybrid
Passband
Shape
S - Sin/x
F - Flat
Example part number HB7425SPD is a passive, luminance sinx/x corrected for a s.f. of 74.25 MHz packaged in a 40 pin DIP
package as DR00170A.
Other sampling frequencies are available upon request.
1
2
3
Hybrid versions have 0 dB insertion loss.
Measured against sinx/x roll off for a sampling frequency of 74.25 MHz
Measured against sinx/x roll off for a sampling frequency of 37.125 MHz
© Faraday Technology. As part of continual product improvement the specifications, details and dimensions shown in this publication are subject to change without notice
FARA074.DOC
Page 1 of 2
Jun-99(A)