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B7643 Datasheet(PDF) 3 Page - EPCOS

Part # B7643
Description  SAW Duplexer 1950 / 2140 MHz
PDF  11 Pages
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Manufacturer  EPCOS [EPCOS]
Direct Link  http://www.epcos.com
Logo EPCOS - EPCOS

B7643 Datasheet(HTML) 3 Page - EPCOS

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3
July 06, 2006
B7643
1950 / 2140 MHz
SAW Components
SAW Duplexer
Data sheet
Please read
cautions and warnings and
important notes at the end of this document.
Characteristics
Operating temperature range:
T
= –30 ˚C to +85 ˚C
Antenna terminating impedance:
ZANT=50 Ω
TX terminating impedance:
ZTX =50 Ω
RX terminating impedance:
ZRX =50 Ω ||3.9nH
Characterisitcs TX - ANT
min.
typ.
@ 25 ˚C
max.
Center frequency
fC
—
1950.0
—
MHz
Maximum insertion attenuation
α
max
1920.0
... 1980.0
MHz
—
1.4
1.7
dB
Amplitude ripple (p-p)
∆α
1920.0
... 1980.0
MHz
—
0.4
0.7
dB
Amplitude ripple (p-p)
over any 3.84 MHz within passband
∆α
ch
1920.0
... 1980.0
MHz
—
0.2
—
dB
Input VSWR (TX port)
1920.0
... 1980.0
MHz
—
1.8
2.1
Output VSWR (ANT port)
1920.0
... 1980.0
MHz
—
1.6
1.9
Attenuation
α
1.0
... 1570.0
MHz
10
27
—
dB
1570.0
... 1580.0
MHz
20
27
—
dB
1805.0
... 1880.0
MHz
1
26
—
dB
2110.0
... 2170.0
MHz
38
42
—
dB
2402.0
... 2480.0
MHz
5
27
—
dB
3840.0
... 3960.0
MHz
13
18
—
dB
5760.0
... 5940.0
MHz
7
12
—
dB



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