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B7640 Datasheet(PDF) 4 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) 4 Page - EPCOS

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4
February 23, 2007
B7640
836.50 / 881.50 MHz
Please read
cautions and warnings and
important notes at the end of this document.
SAW Components
SAW duplexer
Data Sheet
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 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
2.71)
dB
Amplitude ripple (p-p)
∆α
869.0
...
894.0
MHz
—
0.7
1.4
dB
Amplitude ripple in 5 MHz channel (p-p)
∆α
869.0
...
894.0
MHz
—
0.5
0.7
dB
Group delay variation in 5 MHz channel
∆α
869.0
...
894.0
MHz
—
25
35
ns
IMD Product Level Limits
at fTX = 836.5 MHz fRX = 881.5 MHz
Blocker 1
45.0
MHz
—
-114
-110
dBm
Blocker 2
791.5
MHz
—
-115
-110
dBm
Blocker 3
1718.0
MHz
—
-125
-110
dBm
VSWR
RX port
869.0
...
894.0
MHz
—
1.6
1.9
ANT port
869.0
...
894.0
MHz
—
1.4
1.8
Output phase balance (
φ(S31)−φ(S21)+180˚)
869.0
...
894.0
MHz
-10
-6 / 6
10
degree
Output amplitude balance (|S31/S21|)
869.0
...
894.0
MHz
-1.5
-1.1/ 0.5
1.5
dB
Attenuation
α
0.3
...
779.0
MHz
40
56
—
dB
779.0
...
824.0
MHz
40
55
—
dB
824.0
...
849.0
MHz
47
53
—
dB
849.0
...
854.0
MHz
25
30
—
dB
914.0
... 1693.0
MHz
23
35
—
dB
1693.0
... 1788.0
MHz
45
58
—
dB
1788.0
... 2400.0
MHz
40
56
—
dB
2400.0
... 2500.0
MHz
40
48
—
dB



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