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RF3283
Rev A1 DS071010
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
Parameter
Specification
Unit
Condition
Min.
Typ.
Max.
DCS1800 Mode
Temp=+25°C, V
BATT =3.5 V,
VRAMP MAX, PIN=0dBm,
25% Duty Cycle, Pulse Width=1154
μs
Operating Frequency Range
1710
1785
MHz
Maximum Output Power
32.0
32.5
dBm
Temp=+25°C, V
BATT =3.5 V,
VRAMP=1.6V
30.4
dBm
Temp=+85°C, V
BATT =3.2 V,
VRAMP=1.6V
Total Efficiency
24.0
32.0
%
P
OUT =31.4dBm, VBATT =3.5 V
Input Power Range
-3.0
0
+3.0
dBm
Maximum output power guaranteed at mini-
mum drive level
Output Noise Power
-84.0
-79.0
dBm
1805MHz to 1880MHz, RBW=100kHz,
P
OUT > 0dBm
Forward Isolation 1
-67.0
-52.0
dBm
B1,B2,B3=High, TX_EN=Low,
PIN=-20dBm, VRAMP=0.13V
Forward Isolation 2
-49.0
-40.0
dBm
TX_EN, B1,B2,B3=High,
PIN=-20dBm, VRAMP=0.13V
All Harmonics up to 12.75GHz
-41.0
-36.0
dBm
Over all power levels (0dBm to 30dBm)
All Non-Harmonic Spurious
-28.0
dBm
Over all power levels (0dBm to 30dBm)
Input VSWR
3.5:1
Over all power levels (0dBm to 30dBm)
Output Load VSWR Stability
15:1
Spurious<-36dBm, set VRAMP where
POUT<30.0dBm into 50Ω load
Output Load VSWR Ruggedness
20:1
Set VRAMP where POUT<30.0dBm into 50Ω
load. No damage or permanent degradation to
part.
Input and Output Impedance
50.0
Ω
Delivered POUT Range
28.65
30.9
Set VCC=3.5V to 4.0V
VRAMP where POUT=30.9dBm@
Load impedance=50
Ω
f=1710MHz to 1785MHz
Change Load VSWR=3:1 all phases
Measure delivered POUT with PIN=-2dBm to
+2dBm
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