X6855D EPCOS | Alldatasheet
Document overview
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Technical content
2 Jun 22, 2005
44,00 MHzBandpass Filter Data Sheet 12345 13,7 4,8 4x 2,54 0,38 3,4 2,4 0,65 Duroplast package SIP5D
Features
■ IF filter for digital TV ■ Standard IC package ■ Unbalance input option Terminals ■ Tinned CuFe alloy Pin configuration
1 Input
2 Input
3 Chip carrier - ground
4 Output
5 Output
Type Ordering code Marking and package according to Packing according to X 6855 D B39440-X6855-N201 C61157-A1-A21 F61074-V8049-Z000 Maximum ratings Operable temperature range TA –25/+65 ˚C Storage temperature rangeTstg –40/+85 ˚C DC voltage VDC 5 V between any terminals AC voltage Vpp 10 V between any terminals Dimensions in mm, approx. weight 0,5 g
3 Jun 22, 2005
44,00 MHzBandpass Filter Data Sheet Characteristics Reference temperature: TA = 25 (45) ˚C Terminating source impedance: ZS = 50Ω Terminating load impedance: ZL = 2 kΩ || 3 pF min. typ. max. Center Frequency fc — 44,00 — (center between 3dB points) Insertion attenuation α Reference level for the 44,06 (44,00) MHz 15,8 17,3 18,8 dB following data Pass bandwidth αrel< 3 dB B 3dB — 7,9 — MHz αrel< 30 dB B 30dB — 9,6 — MHz Relative attenuation α rel 47,59 (47,53) MHz — 1,3 — dB 40,06 (40,00) MHz 1,2 2,4 — dB 48,06 (48,00) MHz 2,8 4,0 — dB Lower sidelobe Upper sidelobe Reflected wave signal suppression 1,2µs ... 6,0µs after main pulse 42,0 54,0 — dB (test pulse 250 ns, carrier frequency 44,06 MHz) Feedthrough signal suppression 1,3µs ... 1,2µs before main pulse 50,0 56,0 — dB (test pulse 250 ns, carrier frequency 44,06 MHz) Group delay ripple(p-p) Δτ Impedance at 44,06 MHz Input: ZIN = R IN ||C IN — 2,0 ||17,0 — k Ω || pF Output:ZOUT = R OUT ||C OUT — 1,6 || 4,5 —k Ω || pF Temperature coefficient of frequency TC f — –72 — ppm/K
4 Jun 22, 2005
44,00 MHzBandpass Filter Data Sheet Frequency response
5 Jun 22, 2005
44,00 MHzBandpass Filter Data Sheet Frequency response Time domain response
6 Jun 22, 2005
44,00 MHzBandpass Filter 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 compo- nents 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.