SAW Components Low Loss Filter B4839 282,00 MHz Data Sheet Ceramic package QCC8C Features Low-loss IF filter for mobile telephone Channel selection in GSM, PCN, PCS systems Ceramic SMD package Very small size Terminals Gold-plated Ni Dimensions in mm, approx. weight 0,10 g Pin configuration 1,2 5,6 7 3,4,8 Input, balanced Output, balanced External coil To be grounded Type Ordering code Marking and Package according to Packing according to B4839 B39281-B4839-U310 C61157-A7-A56 F61074-V8070-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power T Tstg VDC Ps -20 / +75 -35 / +85 0 10 C C V dBm Preliminary format of data sheet Terms of delivery and rights to change design reserved. Page 1 of 4 OFW EM EU May 5, 1999 SAW Components Low Loss Filter B4839 282,00 MHz Data Sheet Characteristics T = -20 to +75C ZS = 1000 || -1,1 pF ZL = 1000 || -1,1 pF Operating temperature: Terminating source impedance: Terminating load impedance: min. typ. -- 282,00 -- 4,0 5,2 6,0 dB -- 0,3 1,5 dB -- 0,8 1,8 s 45 40 35 35 18 47 47 45 45 38 -- -- -- -- -- dB dB dB dB dB 18 35 35 40 45 29 37 39 50 53 -- -- -- -- -- dB dB dB dB dB -- 1000 || 1,1 1000 || 1,1 -- || pF -- -- || pF TCf -- 0,031 -- ppm/K2 T0 -- 25 -- C fN Nominal frequency Minimum insertion attenuation min (Including losses in baluns and matching network) Amplitude ripple (p-p) fN - 67,5 kHz ... fN + 67,5 kHz Group delay ripple (p-p) fN - 80,0 kHz ... fN + 80,0 kHz Relative attenuation (relative to min) rel fN - 20,00 MHz ... fN - 5,00 MHz fN - 5,00 MHz ... fN - 1,60 MHz fN - 1,60 MHz ... fN - 0,80 MHz fN - 0,80 MHz ... fN - 0,60 MHz fN - 0,60 MHz ... fN - 0,40 MHz fN + 0,40 MHz fN + 0,60 MHz fN + 0,80 MHz fN + 1,60 MHz fN + 5,00 MHz ... ... ... ... ... fN + 0,60 MHz fN + 0,80 MHz fN + 1,60 MHz fN + 5,00 MHz fN + 20,00 MHz Impedance within the passband Input: ZIN = RIN || CIN Output: ZOUT = ROUT || COUT Temperature coefficient of frequency 1) Frequency inversion point 1) Temperature dependence of fc: max. MHz fc(T) = fc(T0)(1 + TCf(T - T0)2) Preliminary format of data sheet Terms of delivery and rights to change design reserved. Page 2 of 4 OFW EM EU May 5, 1999 SAW Components Low Loss Filter B4839 282,00 MHz Data Sheet Test matching network to 50 (element values depend on PCB layout): Cs1 = Cs6 = 3,9pF Cs2 = Cs5 = 5,6pF Lp3 = Lp4 = 68nH Lc Preliminary format of data sheet Terms of delivery and rights to change design reserved. Page 3 of 4 = 68nH || 1,5pF OFW EM EU May 5, 1999 SAW Components Low Loss Filter B4839 282,00 MHz Data Sheet Transfer function (normalized) Preliminary format of data sheet Terms of delivery and rights to change design reserved. Page 4 of 4 OFW EM EU May 5, 1999