B7683 Datasheet, PDF (5/13 Pages) EPCOS – SAW Components

SAW Components
SAW Duplexer
Data Sheet
Characteristics
Temperature range for specification:
Antenna terminating impedance:
RX terminating impedance:
TX terminating impedance:
B7683
836.50 / 881.50 MHz
T = –15 ˚C to +80 ˚C
Z_ANT= 50 Ω
Z_RX = 100 Ω (balanced)
Z_TX = 50 Ω
Characterisitcs ANT - RX
Center frequency
min. typ. max.
@ 25 ˚C
f_C
881.5
MHz
Maximum insertion attenuation
869.0 ...
@f_Carrier 871.4 ...
Amplitude ripple (p-p)
894.0
891.6
MHz _αmax
MHz _αWCDMA2)
869.0 ... 894.0 MHz _∆α
@f_Carrier 871.4 ... 891.6 MHz _{∆αWCDMA}
Common mode rejection ratio CMRR
869.0 ... 894.0 MHz
23
Error Vector Magnitude
@f_Carrier 871.4 ... 891.6 MHz _EVM3)
Input VSWR (ANT port)
869.0 ... 894.0 MHz
Output VSWR (RX port)
869.0 ... 894.0 MHz
1.9
2.7¹⁾ dB
1.8
2.5 dB
0.6
1.3 dB
0.5
1.0 dB
28
dB
1.7
2.5 %
1.5
1.8
1.8
2.0
1) _{3.0 dB for T = -25 ... -15 ˚C and T = +80 ... +85 ˚C.}
2) _{Attenuation of WCDMA signal (“Powertransferfunction”). Please refer to annotation on page (7).}
3) _{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.
5 February 05, 2008