B3856

SAW Components Data Sheet B3856 SAW Components Vestigial Sideband Filter Data Sheet B3856 45,75 MHz Ceramic package DCC18 Standard q M/N USA Features q Vestigial sideband filter with sound q Group delay predistortion 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 B3856 Ordering code B39460-B3856-U210 Marking and Package according to C61157A0007A054 Packing according to F61074V8081Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power T Tstg VDC Ps – 40/+ 85 – 40/+ 85 0 15 ˚C ˚C V dBm source impedance 50 Ω 2 Jul 18, 2002 SAW Components Vestigial Sideband Filter Data Sheet Characteristics Operating temperature: Terminating source impedance: Terminating load impedance: Group delay aperture B3856 45,75 MHz T= ZS = ZL = 50 50 50 80 ˚C Ω Ω kHz (see annotation) min. Nominal frequency Insertion attenuation at fN Amplitude ripple (p-p) 41,55 … 46,25 MHz αrel MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz — — 12,0 36,0 30,0 30,0 32,0 36,0 30,0 16,0 typ. 45,75 33,5 max. — 34,5 MHz dB fN αN ∆α — — — 0,4 1,0 dB Relative attenuation (relative to αN) 41,25 46,50 47,00 25,00 … 39,00 39,00 … 40,00 47,25 … 49,00 49,00 … 53,00 53,00 … 59,25 59,25 … 80,00 80,00 … 100,00 Reflected wave signal suppression 1,70 µs … 5,50 µs after main pulse 1,84 µs … 1,70 µs before main pulse Group delay at fN Group delay (relative to τN) 0,0 1,5 17,0 43,0 38,0 37,0 42,0 46,0 40,0 19,0 1,0 2,5 — — — — — — — — dB dB dB dB dB dB dB dB dB dB 40,0 45,0 τN τrel — — — — 45,0 51,0 1,8 — — — dB dB µs 41,57 MHz 42,17 MHz 42,75 … 46,50 MHz Temperature coefficient of frequency Annotation: For 25˚C all frequencies should be multiplied by 1,002175 e.g. 41,25 MHz (50˚C)*1,002175 = 41,3397 MHz (25˚C) -340,0 -170,0 0,0 – 87 — — ±75,0 — ns ns ns ppm/K TCf — 3 Jul 18, 2002 SAW Components Vestigial Sideband Filter Data Sheet Frequency response B3856 45,75 MHz 4 Jul 18, 2002 SAW Components Vestigial Sideband Filter Data Sheet B3856 45,75 MHz Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC IS P.O. Box 80 17 09, 81617 Munich, GERMANY © EPCOS AG 2002. Reproduction, publication and dissemination of this brochure and the information contained therein without EPCOS’ prior express consent is prohibited. Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed. This brochure replaces the previous edition. For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or the international Representatives. Due to technical requirements components may contain dangerous substances. For information on the type in question please also contact one of our Sales Offices. 5 Jul 18, 2002