? 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) 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 lowpass passband shape sin x/x sampling frequency 6.75 mhz end of passband 2.7 mhz amplitude ripple 1 0.2 db max to 2.7 mhz gain 6 db 0.1 db group delay ripple < 15 ns to 2.6 mhz insertion delay at 200 khz 818 ns 10 ns start of stopband 4.4 mhz stopband rejection 40 db min input impedance 2.0 m w typical output impedance <1 w to 2.7 mhz supply voltage 5v differential phase tba differential gain tba supply current 20 ma per rail (typical) package dr00035a 1 measured against sin x/x predistortion curve near 601 fully buffered uv post filter AH831
package detail faraday technology ltd. tel: + 44 (0)1782 661501 croft road industrial estate, fax: + 44 (0)1782 630101 newcastle, staffordshire email: sales@faradaytech.co.uk st5 0qz. england. web site: http://www.faradaytech.co.uk fara015.doc page 2 of 2 may-99 (b)
|
