B3872

www.DataSheet4U.com SAW Components Data Sheet B3872 SAW Components Vestigial Sideband Filter Preliminary Data Sheet B3872 38,90 MHz Ceramic package DCC18 Standard q B/G Features q Vestigial sideband filter with sound q Constant group delay q Hermetically sealed ceramic package Terminals q Gold plated Dimensions in mm, approx. weight 0,8 g Pin configuration 1 10 6 5 2, 4, 7, 9 3, 8 Input Input – ground Output Output – ground Case – ground Must be grounded Type B3872 Ordering code B39390-B3872-U210 Marking and Package according to C61157-A7-A054 Packing according to F61074-V8166-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power T Tstg VDC Ps – 20/+ 85 – 40/+ 85 0 15 ˚C ˚C V dBm source impedance 50 Ω 2 Nov 12, 2002 SAW Components Vestigial Sideband Filter Preliminary Data Sheet Characteristics Operating temperature: Terminating source impedance: Terminating load impedance: Group delay aperture B3872 38,90 MHz T = ZS = ZL = 25 50 50 80 ˚C Ω Ω kHz min. typ. 38,90 34,5 max. — 36,4 MHz dB Nominal frequency Insertion attenuation at fN Relative attenuation (relative to αN) 31,90 33,15 33,40 39,65 40,15 40,40 44,40 25,00 … 31,90 40,40 … 45,00 Reflected wave signal suppression 1,50 µs … 6,00 µs after main pulse 1,60 µs … 1,50 µs before main pulse Group delay at fN fN αN αrel MHz MHz MHz MHz MHz MHz MHz MHz MHz — 33,4 34,0 -0,9 -0,8 2,3 22,0 34,0 38,0 32,0 30,0 48,0 0,1 0,0 3...