TFS770C

Filename: tfs 770c.doc Version 1.1 13.10.2004 VI TELEFILTER Measurement condition Ambient temperature: Input power level: Terminating impedance: Input: Output: 23 0 50 50 °C dBm Ω Ω Filter specification TFS 770C 1/5 Characteristics Remark: The maximum attenuation in the pass band is defined as the insertion loss ae. The nominal frequency fN is fixed at 770 MHz without any tolerance or limit. The values of absolute attenuation aabs are guaranteed for the whole operating temperature range. The frequency shift of the filter in the operating temperature range is included in the production tolerance scheme. Data Insertion loss Nominal frequency Passband Pass band ripple Absolute attenuation 0,3 690 796 851 1100 VSWR within PB Input power level Operating temperature range Storage temperature range Temperature coefficient of frequency TCf * OTR MHz MHz MHz MHz MHz ... ... ... ... ... 690 735 851 1100 1955 MHz MHz MHz MHz MHz aabs ae = amax fN PB typ. value 1,7 0,5 dB dB tolerance / limit max. 3,0 770,0 fN ± max. 6,0 1,0 dB MHz MHz dB 44 48 49 48 38 1,7 : 1 -42 dB dB dB dB dB min. min. min. min. min. max. max. 40 20 20 40 20 2,2 : 1 10 dB dB dB dB dB dBm - 30 °C ... + 70 °C - 40 °C ... + 85 °C ppm/K - *) ∆fc(Hz) = Tcf(ppm/K) x (T - To) x fo (MHz). Generated: Checked / Approved: www.DataSheet4U.net Tele Filter GmbH Potsdamer Straße 18 D 14 513 TELTOW / Germany Tel: (+49) 3328 4784-0 / Fax: (+49) 3328 4784-30 E-Mail: tft@telefilter.com VI TELEFILTER reserves the ri...