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RF2705
Rev A4 041026
Parameter
Specification
Unit
Condition
Min.
Typ.
Max.
Output Performance with Modulated Baseband Inputs
W-CDMA Mode
Mode=Wideband FLOx2 (see Control Logic Truth Table for Mode Control Settings)
Output Power
VCC=2.7V, T=+25°C, while meeting 48dBc
ALCR
Maximum Output Power with
W-CDMA Modulated Signal*
High Power Mode
3
6
dBm
GC=2.0V
Medium Power Mode
-4
-1
dBm
GC=1.5V
Gain Range
Difference between output power at
GC=2.0V and GC=0.2V.
High Power Mode
90
dB
Gain Step
Gain step when switching between power
modes in either direction.
High Power to Medium Power
±0.5
dB
GC=1.4V
Medium Power to Low Power
TBD
dB
GC=TBD
Out-of-Band Emission
Adjacent Channel Leakage
Power Ratio (ALCR)*
Channel Spacing
±5MHz
50
dBc
3.84MHz relative to channel power
±10MHz
65
dBc
3.84MHz relative to channel power
Error Vector Magnitude
RMS*
1.4
%rms
3GPP W-CDMA
Output Noise
At FC±40MHz*
-152
-146
dBc/Hz
GC=2.0V
-146
dBc/Hz
GC=2.0V to 1.5V
General Conditions
Local Oscillator
LO LB Input Frequency
960
990
MHz
RF WB Output Frequency
1920
1980
MHz
Input Power
-10.0
0.0
+3.0
dBm
IQ Baseband Inputs
3GPP W-CDMA
HQPSK, 1DPCCH+1DPDCH
IQ Level
0.8
VP-P
Input IQ signal driven differentially and in
quadrature.
IQ Common Mode
1.2
V
Input Bandwidth
8
11
MHz
Baseband Filter Attenuation
10
dB
At 40MHz offset
* Not tested in Production
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