AH831 NEAR 601 FULLY BUFFERED UV POST FILTER The AH831 is a tightly specified post D-to-A filter for use in colour difference applications. The filter has been optimised with an accurate factory-set gain of 6dB. Use of the latest operational amplifiers results in low current consumption and good differential phase and gain performance. FILTER SPECIFICATION Filter Shape Passband Shape Sampling Frequency End Of Passband Amplitude Ripple1 Gain Group Delay Ripple Insertion Delay At 200 kHz Start Of Stopband Stopband Rejection Input Impedance Output Impedance Supply Voltage Differential Phase Differential Gain Supply Current Package 1 Lowpass Sinx/x 6.75 MHz 2.7 MHz ± 0.2 dB max to 2.7 MHz 6 dB ± 0.1 dB < ±15 ns to 2.6 MHz 818 ns ± 10 ns 4.4 MHz 40 dB min 2.0 MΩ typical <1 Ω to 2.7 MHz ± 5V TBA TBA 20 mA per rail (typical) DR00035A measured against sinx/x predistortion curve © Faraday Technology. As part of continual product improvement the specifications, details and dimensions shown in this publication are subject to change without notice FARA015.DOC Page 1 of 2 May-99(B) PACKAGE DETAIL Faraday Technology Ltd. Croft Road Industrial Estate, Newcastle, Staffordshire ST5 0QZ. England. FARA015.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 May-99(B)