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B39141B5246H810 Datasheet(PDF) 8 Page - TDK Electronics |
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B39141B5246H810 Datasheet(HTML) 8 Page - TDK Electronics |
8 / 14 page 8 Jun 04, 2012 B5246 140.0 MHz Please read cautions and warnings and important notes at the end of this document. SAW Components SAW IF filter Data sheet Characteristics Operating temperature range: T = –40 to 85 ˚C Terminating source impedance: ZS =50 Ω and matching network Terminating load impedance: ZL =50 Ω and matching network min. typ. @ 25 ˚C max. Nominal frequency fN — 140.0 — MHz Minimum insertion attenuation α min — 11.4 14.0 dB (including matching network) Amplitude ripple (p-p) ∆α fN ± 7.5 MHz — 0.4 1.0 dB fN ± 8.0 MHz — 0.4 3.0 dB Group delay ripple (p-p) ∆τ fN ± 7.5 MHz — 22 70 ns Absolute group delay fN ± 7.5 MHz τ — 0.7 — µs Phase ripple (p-p) fN ± 7.5 MHz ∆ϕ — 3.0 10 ° Relative attenuation (relative to α min) α rel 10.0 MHz ... 125.5 MHz 40.0 47 — dB 154.5 MHz ... 160.0 MHz 32.0 44 — dB 160.0 MHz ... 180.0 MHz 35.0 47 — dB 180.0 MHz ... 425.0 MHz 20.0 36 — dB Return loss, input fN ± 7.5 MHz 10.0 16.0 — dB Return loss, output fN ± 7.5 MHz 10.0 19.0 — dB Triple transit suppression 37.0 44.0 — dB Temperature coefficient of frequency TCf -87 ppm/K |
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