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| LOW COST HDTV FILTERS HF SERIES The HF range of low cost HDTV filters are available in a choice of miniature packages and give near SMPTE 274M performance suitable for single pass or monitor applications. * * * Aqueous washable Ideal for monitor outputs SIL or SMD package HF7425FP* Lowpass Flat 74.25 MHz < 1.0 dB 29.7 MHz < 0.1 dB to 29.0 MHz < 0.15 dB to 29.7 MHz * * * Near SMPTE 274M performance Pre and Post, Luminance and Chrominance filters Integer N0 of clock delays between Luminance and Chrominance Filters HF3712FP* Lowpass Flat 37.125 MHz < 1.0 dB 14.85 MHz < 0.1 dB to 14.5 MHz < 0.15 dB to 14.85 MHz Filter Type Filter Shape Passband Shape Sampling Frequency Insertion Loss at 100 kHz End Of Passband Amplitude Ripple > 12 dB Attenuation @ > 40 dB Attenuation @ Start Of Stopband Stopband Attenuation Stopband Measured to Group Delay Ripple Delay Time at 200 kHz Impedance Temperature Range SMD Reflow Limitations Aqueous Washable 1 2 HF7425SP* Lowpass Sinx/x 74.25 MHz < 5.0 dB 29.7 MHz < 0.2 dB to 29.0 MHz < 0.25 dB1 to 29.7 MHz 1 1 HF3712SP* Lowpass Sinx/x 37.125 MHz < 5.0 dB 14.85 MHz < 0.2 dB2 to 14.5 MHz < 0.25 dB2 to 14.85 MHz 2 37.400 MHz 44.550 MHz 54.200 MHz > 50 dB 100 MHz 18.563 MHz 22.275 MHz 27.100 MHz > 50 dB 100 MHz 37.400 MHz 44.550 MHz 54.200 MHz > 50 dB 100 MHz 18.563 MHz 22.275 MHz 27.100 MHz > 50 dB 100 MHz <4.5 ns to 20.0 MHz <8.0 ns to 10.0 MHz <6.4 ns to 29.7 MHz <12.0 ns to 14.8 MHz Integer N0 of clock delays between Luminance and Chrominance Filters 75 ohms 0C to 70C 75 ohms 0C to 70C <4.5 ns to 20.0 MHz <8.0 ns to 10.0 MHz <6.4 ns to 29.7 MHz <12.0 ns to 14.8 MHz Integer N0 of clock delays + reconstruction delay between Luminance and Chrominance Filters 75 ohms 0C to 70C 75 ohms 0C to 70C refer to Data Sheet Fara309 Yes Yes Yes Yes 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 Part Numbering HF Sampling 74.25 MHz - 7425 Frequency 37.125 MHz - 3712 Passband Shape Sinx - S Flat - F Package DR00005A - A DR00291A - B Passive - P Realisation Example part number HF7425SPA is a passive, luminance, sinx/x corrected for a S.F. of 74.25 MHz packaged in a 11 pin SIL as DR00005A (c) Faraday Technology. As part of continual product improvement the specifications, details and dimensions shown in this publication are subject to change without notice Fara225p Page 1 of 2 Aug-05(C) PACKAGE DETAIL Faraday Technology Ltd. Croft Road Industrial Estate, Newcastle, Staffordshire ST5 0QZ. England. Fara225p 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 Aug-05(C) |
Price & Availability of HF3712FP
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