QFQ SERIES ANTIALIASING FILTERS These Antialiasing pre and post filters are designed for systems using sampling rates of four times the 4.43 MHz sub carrier. Sinx correction for a sampling frequency of 17.72 MHz is applied to the post filter passband. Type Number QFQ1772F QFQ1772S Filter Shape Passband Shape Sampling Frequency Insertion Loss at 100 kHz End Of Passband Passband Amplitude Ripple Start Of Stopband Stopband Attenuation Group Delay Ripple Group Delay Bandwidth Delay Time at 200 kHz Impedance Temperature Range Aqueous washable Package Type Lowpass Lowpass Flat Sinx/x n/a 17.72 MHz < 1.0 dB < 3.0 dB 6.19 MHz 6.19 MHz < + 0.1 dB < + 0.1 dB 8.79 MHz 8.79 MHz > 40 dB > 40 dB < 15 ns < 15 ns 5.75 MHz 5.75 MHz 245 ns nom 245 ns nom 75 ohms 75 ohms 0°C to 70°C 0°C to 70°C No No DR00009B DR00009B © Faraday Technology. As part of continual product improvement the specifications, details and dimensions shown in this publication are subject to change without notice FARA159d Page 1 of 2 Dec-99(A) PACKAGE DETAIL Faraday Technology Ltd. Croft Road Industrial Estate, Newcastle, Staffordshire ST5 0QZ. England. FARA159d Tel: Fax: Email: Web site: Page 2 of 2 + 44 (0)1782 661501 + 44 (0)1782 630101 [email protected] http://www.faradaytech.co.uk Dec-99(A)