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B7679 Datasheet(PDF) 3 Page - EPCOS

Part # B7679
Description  SAW Duplexer LTE Band 20
PDF  13 Pages
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Manufacturer  EPCOS [EPCOS]
Direct Link  http://www.epcos.com
Logo EPCOS - EPCOS

B7679 Datasheet(HTML) 3 Page - EPCOS

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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 Tx-Antenna
min.
typ.
@ 25 ˚C
max.
Center frequency
fc
847.0
MHz
Maximum insertion attenuation
α
CTQ
832.1
...
861.9 MHz1)
1) in 0C-60C temperature range
2.7
3.0
dB
836.1
...
857.9
MHz
2.2
2.9
dB
832.1
...
861.9
MHz
2.7
3.4
dB
Amplitude ripple (p-p)
∆α
832.1
...
861.9 MHz2)
2) in 0C-60C temperature range
1.4
1.8
dB
832.1
...
861.9
MHz
1.4
2.2
dB
Error Vector Magnitude
EVM
5 MHz Channel @ fCarrier
834.6...859.4MHz3)
3) Computed with 4 MHz square signal
2.6
6.0
%
20 MHz Channel @ fCarrier
842.1...851.9MHz4)
4) Computed with 18 MHz square signal
10
16
%
Input VSWR (Tx port)
832.0
...
862.0
MHz
1.8
2.1
Output VSWR (Ant Port)
832.0
...
862.0
MHz
1.9
2.1



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