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B8553 Folha de dados(PDF) 6 Page - EPCOS

Nome de Peças B8553
Descrição Electrónicos  SAW Duplexer Cellular / WCDMA Band V
PDF  16 Pages
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Fabricante Electrônico  EPCOS [EPCOS]
Página de início  http://www.epcos.com
Logo EPCOS - EPCOS

B8553 Folha de dados(HTML) 6 Page - EPCOS

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6
April 15, 2011
B8553
836.50 / 881.50 MHz
Please read cautions and warnings and
important notes at the end of this document.
SAW Components
SAW Duplexer
Preliminary Data
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.
Center frequency
fC
881.5
MHz
Maximum insertion attenuation
α
max
869.0
...
894.0
MHz
2.0
2.5
dB
@fCarrier 871.4 ...
891.6
MHz
α
WCDMA
1)
1) Attenuation of WCDMA signal (“Powertransferfunction”). Please refer to annotation on page (9).
1.9
2.22)
2) Temperature range for this parameter is -20oC to +85oC.
dB
Amplitude ripple (p-p)
∆α
869.0
...
894.0
MHz
0.7
1.2
dB
@fCarrier 871.4 ...
891.6
MHz
α
WCDMA
1)
0.6
0.92)
dB
Input VSWR (ANT port)
869.0
...
894.0
MHz
1.8
2.1
Output VSWR (RX port)
869.0
...
894.0
MHz
2.0
2.3
Common mode rejection ratio
869.0
...
894.0
MHz
CMRR
233)
3) A combination of 10o phase balance and 1 dB amplitude balance corresponds to 19.6 dB CMRR
373)
dB



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