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B7640 Datasheet(PDF) 3 Page - EPCOS

Part # B7640
Description  SAW duplexer
PDF  12 Pages
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Manufacturer  EPCOS [EPCOS]
Direct Link  http://www.epcos.com
Logo EPCOS - EPCOS

B7640 Datasheet(HTML) 3 Page - EPCOS

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3
February 23, 2007
B7640
836.50 / 881.50 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
= –15 ˚C to +80 ˚C
ANT terminating impedance:
ZANT =50 Ω
RX terminating impedance:
ZRX = 100 Ω (balanced)
TX terminating impedance:
ZTX =50 Ω
Characteristics TX-ANT
min.
typ.
@ 25˚C
max.
Center frequency
fC
—
836.5
—
MHz
Maximum insertion attenuation
α
max
824.0
...
849.0
MHz
—
1.6
2.31)
1) 2.5 dB in ranges –25...-15 ˚C and +80...+85 ˚C
dB
Amplitude ripple (p-p)
∆α
824.0
...
849.0
MHz
—
0.4
1.1
dB
Amplitude ripple in 5 MHz channel (p-p)
∆α
824.0
...
849.0
MHz
—
0.5
0.8
dB
Group delay variation in 5 MHz channel
∆α
824.0
...
849.0
MHz
—10
20
ns
VSWR
TX port
824.0
...
849.0
MHz
—
1.7
2.0
ANT port
824.0
...
849.0
MHz
—
1.5
1.8
Attenuation
α
0.3
...
779.0
MHz
30
40
—
dB
779.0
...
804.0
MHz
30
40
—
dB
869.0
...
894.0
MHz
45
49
—
dB
1550.0
... 1600.0
MHz
35
40
—
dB
1648.0
... 1698.0
MHz
30
38
—
dB
1984.0
... 2170.0
MHz
27
36
—
dB
2400.0
... 2547.0
MHz
18
21
—
dB
2547.0
... 3406.0
MHz
13
20
—
dB
3406.0
... 6000.0
MHz
—5—
dB



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