HC SERIES HDTV FILTERS SMPTE 295M COMPLIANT * SMPTE 295M compliant * pin SIL package * Miniature space saving package * Aqueously washable * Pre and Post Luminance and Chrominance filters * Integer No of clock delays between Luma and Chroma filters Type Number HC7425FPA HC7425SPA HC3712FPA HC3712SPA Impedance (ohms) Filter Shape Passband Shape Sampling Frequency (S.F) Insertion loss at 100 kHz End of Passband Amplitude ripple (dB) 75 Lowpass Flat 74.25 MHz < 1.5 dB 29.7 MHz 75 Lowpass Sinx/x 74.25 MHz < 4.5 dB 29.7 MHz 75 Lowpass Flat 37.125 MHz < 1.5 dB 14.85 MHz 75 Lowpass Sinx/x 37.125 MHz < 4.5 dB 14.85 MHz < 0.01 at 100 kHz < 0.12 at 28.2 MHz < 1.0 at 29.7 MHz < 0.01 at 100 kHz < 0.12 at 28.2 MHz1 < 1.0 at 29.7 MHz1 < 0.01 at 100 kHz < 0.12 at 14.1 MHz < 1.0 at 14.9 MHz < 0.01 at 100 kHz < 0.12 at 14.1 MHz2 < 1.0 at 14.9 MHz2 50 ns 2 ns 50 ns 2 ns 100 ns 3 ns 100 ns 3 ns (wrt 100 kHz) < 0.5 at 20.0 MHz < 2.0 at 28.2 MHz < 19.5 to 30 MHz < 0.5 at 20.0 MHz < 2.0 at 28.2 MHz < 19.5 to 30 MHz < 1.0 at 14.5 MHz < 4.0 to 14.1 MHz < 39.0 to 15 MHz < 1.0 at 14.5 MHz < 4.0 at 14.1 MHz < 39.0 to 15 MHz Attenuation at 1/2 S.F. > 6 dB > 6 dB1 > 6 dB > 6 dB2 44.55 MHz 44.55 MHz 22.27 MHz 22.27 MHz 46.78 MHz > 40 dB 46.78 MHz > 40 dB 23.76 MHz > 40 dB 23.76 MHz > 40 dB (wrt 100 kHz) Insertion delay at 200 kHz Group delay ripple (ns) (wrt loss at 100 kHz) > 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 Passband Shape S - Sin/x F - Flat HC Package Drg No A - DR00005A D - DR00170A F - DR00069B G - DR00172A Realisation P - Passive 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 FARA075.DOC Page 1 of 2 Jun-99(A) PACKAGE DETAIL Faraday Technology Ltd. Croft Road Industrial Estate, Newcastle, Staffordshire ST5 0QZ. England. FARA075.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-99(A)