TFS1237 Datasheet | Vectron International

Filename: tfs 1237.doc Version 1.3 VI TELEFILTER Measurement condition Ambient temperature: Input power level: Terminating impedance: Input: Output: 23 0 50 50 °C d Bm Ω Ω Filter specification TFS 1237 1/5 Characteristics Remark: The maximum attenuation in the pass band is defined as the insertion loss ae. The nominal frequency f N is fixed at 1237 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 1 100 1000 1297 1338 MHz MHz MHz MHz MHz ... ... ... ... ... 100 1000 1177 1338 2000 MHz MHz MHz MHz MHz aabs ae f N PB typ. value 2,0 0,5 d B f N d B tolerance / limit max. 4 1237 ± 20 1,75 d B MHz MHz d B max. 37 28 34 47 33 6 OTR TCf - -70 - d B d B d B d B d B ns min. min. min. min. min. max. 30 25 30 25 30 10 d B d B d B d B d B ns Group delay ripple within PB Operating temperature range Storage temperature range Temperature coefficient of frequency Input power level - ) ∆fc(Hz) = Tcf(ppm/K) x (T - To) x f CAT (MHz). - 40 °C ... + 85 °C - 40 °C ... + 90 °C ppm/K max. 17 d Bm Generated: Checked / Approved: Tele Filter Gmb H Potsdamer Straße 18 D 14 513 TELTOW / Germany Tel: (+49) 3328 4784-0 / Fax: (+49) 3328 4784-30 E-Mail: tft@telefilter. VI TELEFILTER reserves the right to make changes to the product(s) and/or information contained herein without notice. No liability is assumed as a result of their use or application. No rights under any patent acpany the sale of any such product(s) or information. ..net Filename: tfs 1237.doc Version 1.3 VI TELEFILTER Filter...