SAW Components Data Sheet X 6855 D SAW Components X 6855 D Bandpass Filter 44,00 MHz Data Sheet Duroplast package SIP5D Features ■ IF filter for digital TV ■ Standard IC package ■ Unbalance input option 1 2 3 4 5 2,4 3,4 4,8 13,7 0,65 Terminals 4x 2,54 0,38 ■ Tinned CuFe alloy Dimensions in mm, approx. weight 0,5 g Pin configuration 1 2 3 4 5 Input Input Chip carrier - ground Output Output Type Ordering code X 6855 D B39440-X6855-N201 Marking and package according to C61157-A1-A21 Packing according to F61074-V8049-Z000 Maximum ratings Operable temperature range Storage temperature range DC voltage AC voltage TA Tstg VDC Vpp –25/+65 ˚C –40/+85 5 10 ˚C V V 2 between any terminals between any terminals Jun 22, 2005 SAW Components X 6855 D Bandpass Filter 44,00 MHz Data Sheet Characteristics Reference temperature: Terminating source impedance: Terminating load impedance: TA = 25 (45) ˚C ZS = 50 Ω ZL = 2 kΩ || 3 pF min. Center Frequency (center between 3dB points) fc Insertion attenuation Reference level for the following data α typ. max. — 44,00 — 15,8 17,3 18,8 dB 7,9 9,6 — — MHz MHz — — 1,2 2,8 –0,2 1,3 2,4 4,0 — — — — dB dB dB dB 40,0 36,0 46,0 44,0 — — dB 35,0 40,0 41,0 48,0 — — Reflected wave signal suppression 1,2 µs ... 6,0 µs after main pulse (test pulse 250 ns, carrier frequency 44,06 MHz) 42,0 54,0 — dB Feedthrough signal suppression 1,3 µs ... 1,2 µs before main pulse (test pulse 250 ns, carrier frequency 44,06 MHz) 50,0 56,0 — dB — 50 — ns — 2,0 ||17,0 1,6 || 4,5 — kΩ || pF — kΩ || pF — ppm/K 44,06 (44,00) MHz Pass bandwidth αrel < 3 dB αrel < 30 dB B3dB B30dB Relative attenuation αrel 40,53 (40,47) MHz 47,59 (47,53) MHz 40,06 (40,00) MHz 48,06 (48,00) MHz Lower sidelobe 35,06 ... 38,06 (35,00 ... 38,00) MHz 38,06 ... 39,06 (38,00 ... 39,00) MHz Upper sidelobe 49,06 ... 50,26 (49,00 ... 50,20) MHz 50,26 ... 55,06 (50,20 ... 55,00) MHz Group delay ripple (p-p) ∆τ 40,06 ... 48,06 (40,00 ... 48,00) MHz Impedance at 44,06 MHz Input: ZIN = RIN || CIN Output: ZOUT = ROUT || COUT — — — TCf Temperature coefficient of frequency 3 — Jun 22, 2005 –72 SAW Components X 6855 D Bandpass Filter 44,00 MHz Data Sheet Frequency response 4 Jun 22, 2005 SAW Components X 6855 D Bandpass Filter 44,00 MHz Data Sheet Frequency response Time domain response 5 Jun 22, 2005 SAW Components X 6855 D Bandpass Filter 44,00 MHz Data Sheet Published by EPCOS AG Surface Acoustic Wave Components Division, SAW CE MM PD P.O. Box 80 17 09, D-81617 München EPCOS AG 2005. 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 Jun 22, 2005