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B7679 데이터시트(PDF) 5 Page - EPCOS |
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B7679 데이터시트(HTML) 5 Page - EPCOS |
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5 / 13 page ![]() 5 December 14, 2010 B7679 847.0 / 806.0 MHz SAW Components SAW Duplexer Data sheet 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 TX terminating impedance: ZTx =50 Ω ANT terminating impedance: ZAnt =50 Ω || 8.2 nH RX teminating impedance: ZRx = 100 Ω (balanced) || 56 nH Characteristics Antenna-Rx min. typ. @ 25 ˚C max. Center frequency fc 806.0 MHz Maximum insertion attenuation α CTQ 791.1 ... 793.0 MHz1) 1) in 0C-60C temperature range 2.6 4.0 dB 793.0 ... 820.9 MHz2) 2) in 0C-60C temperature range 2.6 3.5 dB 791.1 ... 820.9 MHz 2.6 4.0 dB Amplitude ripple α 791.1 ... 820.9 MHz3) 3) in 0C-60C temperature range 1.4 2.7 dB 791.1 ... 820.9 MHz 1.4 2.7 dB Error Vector Magnitude 5 MHz Channel @ fCarrier 793.6 ...818.4MHz4) 4) Computed with 5 MHz square signal 3.1 8 % 20 MHz Channel @ fCarrier 801.1 ...810.9 MHz5) 5) Computed with 18 MHz square signal 6.2 16 % Input VSWR (Ant port) 791.0 ... 821.0 MHz 1.7 2.1 Output VSWR (Rx Port) 791.0 ... 821.0 MHz 1.8 2.1 Common mode rejection ratio 791.0 ... 821.0 MHz 23 25 dB |
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