B9439 View Datasheet(PDF) - EPCOS AG
Part Name
Description
Manufacturer
B9439 Datasheet PDF : 8 Pages
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SAW Components
SAW Rx filter
Data sheet
Characteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
T = –30 ˚C to +85 ˚C
ZS = 50 Ω
ZL = 50 Ω
B9439
881.5 MHz
Center frequency
Maximum insertion attenuation
869.0 ... 894.0
@fCarrier 871.4 ... 891.6
Amplitude ripple (p-p)
869.0 ... 894.0
Error Vector Magnitude2)
@fCarrier 871.4 ...
Input VSWR
869.0 ...
891.6
894.0
Output VSWR
869.0 ... 894.0
Attenuation
@fCarrier
0.0
826.4
910.0
914.0
950.0
1850.0
2000.0
3500.0
4000.0
4500.0
5200.0
... 849.0
... 846.6
... 914.0
... 950.0
... 1850.0
... 2000.0
... 3500.0
... 4000.0
... 4500.0
... 5200.0
... 6000.0
fC
MHz αmax
MHz αWCDMA1)
MHz ∆α
MHz EVM
MHz
MHz
α
MHz
MHz αWCDMA1)
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
min.
––
––
––
––
––
––
––
46
46
18
25
40
46
35
28
20
17
13
B9439
typ.
@ 25 ˚C
881.5
2.1
1.9
0.8
1.9
1.7
1.7
49
52
26
32
52
56
38
33
23
23
23
max.
––
2.5
2.2
1.2
2.5
2.0
2.0
––
––
––
––
––
––
––
––
––
––
––
MHz
dB
dB
dB
%
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
1) Attenuation of WCDMA signal (“Powertransferfunction”). Please refer to annotation on page (4).
2) Error Vector Magnitude (EVM) based on definition given in 3GPP TS 25.141.
Please read cautions and warnings and
important notes at the end of this document.
3 May 21, 2007
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