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B8553 数据表(PDF) 7 Page - EPCOS |
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B8553 数据表(HTML) 7 Page - EPCOS |
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7 / 16 page ![]() 7 April 15, 2011 B8553 836.50 / 881.50 MHz SAW Components SAW Duplexer Preliminary Data Please read cautions and warnings and important notes at the end of this document. Characteristics Temperature range for specification: T = –30 ˚C to +85 ˚C Antenna terminating impedance: ZANT= 50 Ω ll 14 nH RX terminating impedance: ZRX = 100 Ω (balanced) TX terminating impedance: ZTX = 50 Ω Characteristics ANT - RX min. typ. @ 25 ˚C max. IMD product level limits1) at fTX = 836.5 MHz fRX = 881.5 MHz 1) Power levels: 21.5 dBm Tx signal, -15dBm blocker at antenna port. Blocker 1 45.0 MHz -137 -106 dBm Blocker 2 791.5 MHz -114 -109 dBm Blocker 3 1718.0 MHz -92 -88 dBm Blocker 4 2554.5 MHz -120 -109 dBm Attenuation α 10.0 ... 447.0 MHz 45 83 dB 447.0 ... 824.0 MHz 30 66 dB 824.0 ... 849.0 MHz 55 60 dB 849.0 ... 854.0 MHz 10 60 dB 909.0 ... 1000.0 MHz 13 23 dB 1000.0 ... 1850.0 MHz 28 62 dB 1850.0 ... 1920.0 MHz 40 62 dB 1920.0 ... 6000.0 MHz 35 51 dB |
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