SAW Components Data Sheet B 684 SAW Components B 684 Satellite Receiver Filter 480,00 MHz Data Sheet Metal package TO 39 Features ■ IF filter for DSB receivers ■ Constant group delay ■ Improved ESD capability by integrated shunt re- sistors ■ Optimized group delay time Terminals ■ Gold-plated NiFeCo alloy Dimensions in mm, approx. weight 1,0 g Pin configuration 1 2 3 Input Output Ground (Output) (Input) Type Ordering code B 684 B39481-B 684-B510 Marking and Package according to C61157-A7-A28 Packing according to F61064-V8011-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage AC voltages TA Tstg VDC Vpp –25/+85 –40/+85 0 5 2 ˚C ˚C V V between any terminals between any terminals Dec 14, 1999 SAW Components B 684 Satellite Receiver Filter 480,00 MHz Data Sheet Characteristics TA = 25 ˚C ZS = 50 Ω ZL = 50 Ω 0,25MHz Reference temperature: Terminating source impedance: Terminating load impedance: Group delay aperture min. 480,00 MHz α Insertion attenuation Reference level for the following data — fc Center frequency typ. 20,0 max. 21,5 dB 479,00 480,00 481,00 MHz 25,6 26,6 27,6 MHz — — 40,0 38,0 3,0 3,2 46,0 43,0 4,6 4,6 — — dB dB dB dB 40,0 46,0 — dB Pass bandwidth αrel≤ 3 dB B3dB αrel Relative attenuation 466,50 493,50 430,00 ... 455,50 504,50 ... 530,00 Lower sidelobe Upper sidelobe MHz MHz MHz MHz Reflected wave signal suppression 0,15 µs … 2,0 µs after main pulse ∆α Amplitude ripple (p–p) 473,50 ... 486,50 MHz 480,00 MHz τ Group delay Group delay ripple (p–p) ∆τ 467,00 ... 493,00 MHz Impedance at 480,00 MHz Input: ZIN = RIN || CIN Output: ZOUT = ROUT || COUT — 0,3 0,5 dB — 227,5 — ns — 8,5 15 ns — Ω || pF — 60 || 4,8 260 || 3,1 — Ω || pF — 500 — Ω — 500 — Ω — – 86 — ppm/K — DC resistance Input: RIN Output: ROUT TCf Temperature coefficient of frequency 3 Dec 14, 1999 SAW Components B 684 Satellite Receiver Filter 480,00 MHz Data Sheet Frequency response 4 Dec 14, 1999 SAW Components B 684 Satellite Receiver Filter 480,00 MHz Data Sheet Frequency response Time domain response 5 Dec 14, 1999 SAW Components B 684 Satellite Receiver Filter 480,00 MHz Data Sheet Published by EPCOS AG Surface Acoustic Wave Components Division, OFW E UE P.O. Box 80 17 09, D-81617 München EPCOS AG 1999. All Rights Reserved. As far as patents or other rights of third parties are concerned, liability is only assumed for components per se, not for applications, processes and circuits implemented within components or assemblies. The information describes the type of component and shall not be considered as assured characteristics. Terms of delivery and rights to change design reserved. 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. 6 Dec 14, 1999