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B7683 Datasheet(PDF) 4 Page - EPCOS |
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B7683 Datasheet(HTML) 4 Page - EPCOS |
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4 / 13 page ![]() 4 February 05, 2008 B7683 836.50 / 881.50 MHz Please read cautions and warnings and important notes at the end of this document. SAW Components SAW Duplexer Data Sheet Characteristics Temperature range for specification: T = –15 ˚C to +80 ˚C Antenna terminating impedance: ZANT=50 Ω RX terminating impedance: ZRX = 100 Ω (balanced) TX terminating impedance: ZTX =50 Ω Characterisitcs TX - ANT min. typ. @ 25 ˚C max. Attenuation α 0.3 ... 779.0 MHz 30 35 dB 779.0 ... 804.0 MHz 30 40 dB @fCarrier 871.4 ... 891.6 MHz α WCDMA 1) 1) Attenuation of WCDMA signal (“Powertransferfunction”). Please refer to annotation on page (7). 45 48 dB 1550.0 ... 1600.0 MHz 35 48 dB 1648.0 ... 1698.0 MHz 30 54 dB 2400.0 ... 2547.0 MHz 25 33 dB 2547.0 ... 4120.0 MHz 10 18 dB 4120.0 ... 4245.0 MHz 15 25 dB 4245.0 ... 5150.0 MHz 10 13 dB 5150.0 ... 5825.0 MHz 8 11 dB |
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