AH855 FULLY BUFFERED HYBRID PRE/POST PAL FILTER The AH855 has been designed to filter PAL or full bandwidth RGB signals. The filter can be employed in either pre A/D or post D/A applications with user selection of the passband shape thereby simplifying the system inventory and ordering procedure. Filter Shape Lowpass Passband Shape - user selectable (pin2) Flat or Sinx/x Sampling Frequency 27 MHz Gain - 0.2 dB + 0.2 dB +5.8 dB + 0.2 dB End Of Passband 5.75 MHz Passband Amplitude Ripple 0.25 dB max Start Of Stopband 21.5 MHz Stopband Attenuation wrt 5.75 MHz Group Delay Ripple to 5.75 MHz 40 dB min to 20 MHz 35 dB min to 50 MHz Flat: 6 ns max Sinx/x: 10 ns max Delay Time at 200 kHz Flat: 28 ns + 2 ns Typical Current 30 mA (15 mA per rail at + 5 v) Input Impedance 2 MΩ typical Package DR00162A with pin 6 open with pin 6 gnd Sinx/x: 25 ns + 2 ns © Faraday Technology. As part of continual product improvement the specifications, details and dimensions shown in this publication are subject to change without notice FARA031.DOC Page 1 of 2 Jun-99(A) PACKAGE DETAIL Faraday Technology Ltd. Croft Road Industrial Estate, Newcastle, Staffordshire ST5 0QZ. England. FARA031.DOC Tel: Fax: Email: Web site: Page 2 of 2 + 44 (0)1782 661501 + 44 (0)1782 630101 [email protected] http://www.faradaytech.co.uk Jun-99(A)