SAW Components
SAW Duplexer
W-CDMA Band 5 / CDMA 800
Series/type:
Ordering code:
Date:
Version:
B7689
B39881B7689L310
November 28, 2008
2.0
©
EPCOS AG 2008. Reproduction, publication and dissemination of this data sheet, enclosures
hereto and the information contained therein without EPCOS’ prior express consent is prohibited.
SAW Components
SAW Duplexer
Data Sheet
Application
s
Low-loss SAW duplexer for mobile telephone
s
s
s
s
B7689
836.5 / 881.5 MHz
W-CDMA Band 5 / CDMA 800 systems
Low insertion attenuation
Low amplitude ripple
Single ended to balanced transformation
in Antenna - Rx path
Impedance transformation 50Ω to 100Ω
in Antenna - Rx path
Features
Package size 3.0 x 2.5 x 1.14 mm
3
RoHS compatible
Approx. weight 0.035 g
Package for
Surface Mount Technology
(SMT)
s
Ni, gold-plated terminals
s
Fully matched by integrated matching network
s
Electrostatic Sensitive Device
(ESD)
s
s
s
s
Pin configuration
s
s
s
s
3
1, 8
6
2, 4, 5, 7, 9
TX Input
RX Output (balanced)
Antenna
To be grounded
Please read
cautions and warnings and
important notes
at the end of this document.
2
November 28, 2008
SAW Components
SAW Duplexer
Data Sheet
Characteristics for W-CDMA Band 5
Temperature range for specification:
Antenna terminating impedance:
RX terminating impedance:
TX terminating impedance:
Characterisitcs TX - ANT
Center frequency
Maximum insertion attenuation
@f
Carrier
826.4 ... 846.6
Amplitude ripple
(p-p)
@f
Carrier
826.4 ...
Error Vector Magnitude
@f
Carrier
826.4 ...
Input VSWR (TX port)
824.0 ...
846.6
846.6
849.0
f
c
T = –15 ˚C to +80 ˚C
Z
ANT
= 50
Ω
Z
RX
= 100
Ω
(balanced)
Z
TX
=
50
Ω
min.
typ.
@ 25 ˚C
836.5
max.
MHz
B7689
836.5 / 881.5 MHz
MHz
α
WCDMA1)
MHz
∆α
WCDMA
MHz EVM
2)
MHz
MHz
1.4
0.4
1.4
1.7
1.6
1.8
0.8
2.5
1.9
1.8
dB
dB
%
Output VSWR (ANT port)
824.0 ... 849.0
1)
2)
Attenuation of W-CDMA signal (power transfer function). Please refer to annotation on page (11).
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
November 28, 2008
SAW Components
SAW Duplexer
Data Sheet
Characteristics for W-CDMA Band 5
Temperature range for specification:
Antenna terminating impedance:
RX terminating impedance:
TX terminating impedance:
Characterisitcs TX - ANT
Attenuation
0.3
779.0
@f
Carrier
871.4
1574.0
1648.0
2400.0
2500.0
2547.0
4120.0
4245.0
5150.0
1)
B7689
836.5 / 881.5 MHz
T = –15 ˚C to +80 ˚C
Z
ANT
= 50
Ω
Z
RX
= 100
Ω
(balanced)
Z
TX
=
50
Ω
min.
α
typ.
@ 25 ˚C
40
41
54
54
48
35
34
16
24
13
11
max.
...
...
...
...
...
...
...
...
...
...
...
779.0
804.0
891.6
1577.0
1698.0
2500.0
2547.0
4120.0
4245.0
5150.0
5825.0
MHz
MHz
MHz
α
WCDMA1)
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
30
30
45
43
30
30
29
10
15
10
8
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Attenuation of W-CDMA signal (power transfer function). Please refer to annotation on page (11).
Please read
cautions and warnings and
important notes
at the end of this document.
4
November 28, 2008
SAW Components
SAW Duplexer
Data Sheet
Characteristics for W-CDMA Band 5
Temperature range for specification:
Antenna terminating impedance:
RX terminating impedance:
TX terminating impedance:
Characterisitcs ANT - RX
Center frequency
Maximum insertion attenuation
@f
Carrier
871.4 ... 891.6
Amplitude ripple
(p-p)
@f
Carrier
871.4 ...
Error Vector Magnitude
@f
Carrier
871.4 ...
Input VSWR (ANT port)
869.0 ...
Output VSWR (RX port)
869.0 ...
891.6
891.6
894.0
894.0
f
c
T = –15 ˚C to +80 ˚C
Z
ANT
= 50
Ω
Z
RX
= 100
Ω
(balanced)
Z
TX
=
50
Ω
min.
typ.
@ 25 ˚C
881.5
max.
MHz
B7689
836.5 / 881.5 MHz
MHz
α
WCDMA1)
MHz
∆α
WCDMA
MHz EVM
2)
MHz
MHz
MHz
20
3)
1.8
0.6
1.8
1.6
1.9
30
2.5
1.1
3.0
1.8
2.2
dB
dB
%
CMRR
(|S
32
-S
42
|/|S
32
+S
42
|)
869.0 ... 894.0
1)
2)
3)
dB
Attenuation of W-CDMA signal (power transfer function). Please refer to annotation on page (11).
Error Vector Magnitude (EVM) based on definition given in 3GPP TS 25.141.
A combination of 10 ˚ phase balance and 1 dB amplitude balance corresponds to 19.6 dB CMRR
Please read
cautions and warnings and
important notes
at the end of this document.
5
November 28, 2008
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