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HC SERIES HDTV FILTERS SMPTE 295M COMPLIANT * SMPTE 295M compliant * 11 pin SIL package available * Aqueously washable versions available * Pre and Post Luminance and Chrominance filters Type Number Impedance (ohms) Filter Shape Passband Shape Sampling Frequency (S.F) Insertion loss at 100 kHz End of Passband Amplitude ripple (dB) (wrt 100 kHz) HC7425FPA 75 Lowpass Flat 74.25 MHz < 1.5 dB 29.7 MHz < 0.01 at 100 kHz < 0.12 at 28.2 MHz < 1.0 at 29.7 MHz HC7425SPA 75 Lowpass Sinx/x 74.25 MHz < 4.5 dB 29.7 MHz < 0.01 at 100 kHz < 0.12 at 28.2 MHz1 < 1.0 at 29.7 MHz1 HC3712FPA 75 Lowpass Flat 37.125 MHz < 1.5 dB 14.85 MHz < 0.01 at 100 kHz < 0.12 at 14.1 MHz < 1.0 at 14.85 MHz HC3712SPA 75 Lowpass Sinx/x 37.125 MHz < 4.5 dB 14.85 MHz < 0.01 at 100 kHz < 0.12 at 14.1 MHz2 < 1.0 at 14.85 MHz2 Insertion delay at 200 kHz Group delay ripple (ns) (wrt 100 kHz) 54 ns 2 ns < 0.5 at 100 kHz < 2.0 at 28.2 MHz < 19.5 to 30 MHz 53 ns 2 ns < 0.5 at 100 kHz < 2.0 at 28.2 MHz < 19.5 to 30 MHz 98 ns 4 ns < 1.0 at 100 kHz < 4.0 to 14.1 MHz < 39.0 to 15 MHz 107 ns 4 ns < 1.0 at 100 kHz < 4.0 at 14.1 MHz < 39.0 to 15 MHz Attenuation at 1/2 S.F. (wrt loss at 100 kHz) > 6 dB 44.55 MHz 46.78 MHz > 40 dB > 6 dB1 44.55 MHz 46.78 MHz > 40 dB > 6 dB 22.27 MHz 23.76 MHz > 40 dB > 6 dB2 22.27 MHz 23.76 MHz > 40 dB > 20 dB Frequency (wrt loss at 100 kHz) Start of stopband Stopband attenuation (wrt loss at end of passband) Part numbering Sampling Frequency SF - 7425 SF - 3712 HC Package Drg No A - DR00005A D - DR00170A F - DR00069B G - DR00172A Realisation P - Passive Passband Shape S - Sin/x F - Flat Example part number HC7425SPA is a passive, luminance sinx/x corrected for a s.f. of 74.25 MHz packaged in a 11 pin SIL package as DR00005A. Other sampling frequencies are available on request. 1 2 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 (c) Faraday Technology. As part of continual product improvement the specifications, details and dimensions shown in this publication are subject to change without notice FARA075d.DOC Page 1 of 2 Jun-01(C) PACKAGE DETAIL Faraday Technology Ltd. Croft Road Industrial Estate, Newcastle, Staffordshire ST5 0QZ. England. FARA075d.DOC Tel: Fax: Email: Web site: Page 2 of 2 + 44 (0)1782 661501 + 44 (0)1782 630101 sales@faradaytech.co.uk http://www.faradaytech.co.uk Jun-01(C) |
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