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RF3158
Rev A2 DS070615
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.
DCS 1800MHz Band
8PSK Mode
Nominal Conditions (unless otherwise stated):
Input and Output=50
Ω, Temp=25 °C,
VCC=3.6V, VMODE=”High”, VRAMP=2.1V,
Freq=1710MHz to 1785MHz, 25% Duty Cycle,
Pulse Width=1154
μs, BAND_SEL=“High”,
TX_EN=“High”
Operating Frequency Range
1710
1785
MHz
Maximum Output Power
Meeting EVM and ACPR Spec-
trum
28.0
dBm
High Bias mode (VRAMP=2.1V)
26.0
dBm
Temp=-20°C to +85°C, VCC=3.2V, High Bias
mode (VRAMP=2.1V)
12.5
dBm
Temp=-20°C to +85°C, VCC=3.2V, Low Bias
mode (VRAMP=0.8V)
Low Power Current Consumption
350
550
mA
POUT<12.5dBm,
Low Bias mode (VRAMP=0.8V)
Total Efficiency (PAE)
18.5
23.0
%
POUT=28dBm, High Bias mode (VRAMP=2.1V)
1.6
%
POUT=12.5dBm, Low Bias mode (VRAMP=0.8V)
Gain
32.0
34.5
37.0
dB
Gain Temperature Coefficient
-0.050
dB/K
Temp=+25°C to +85°C, VCC=3.6V
-0.040
dB/K
Temp=-20°C to +25°C, VCC=3.6V
EVM RMS
3.5
%
POUT<28dBm
5.0
%
POUT<26dBm, VCC=3.2V to 4.5V,
Temp=-20°C to +85°C
ACPR and Spectrum Mask
-57
dBc
At 400kHz in 30kHz BW, POUT<28dBm
-63
dBc
At 600kHz in 30kHz BW, POUT<28dBm
ACPR and Spectrum Mask,
Extreme Conditions
-57
dBc
At 400kHz in 30kHz RBW, POUT<26dBm,
Temp=-20°C to +85°C, VCC=3.2V to 4.5V
-63
dBc
At 600kHz in 30kHz RBW, POUT<26dBm,
Temp=-20°C to +85°C, VCC=3.2V to 4.5V
Output Noise Power
-83
-81
dBm
RBW=100kHz, 1805MHz to 1880MHz,
f0=1785MHz, POUT<28dBm,
2f0 Harmonics
-7
dBm
POUT<28dBm
3f0 Harmonics
-7
dBm
POUT<28dBm
All Other Non-harmonic Spurious
-36
dBm
POUT<28dBm
Input VSWR
2.5:1
Over POUT Range
Output Load VSWR Stability
6:1
Spurious<-36dBm, RBW=3MHz, set PIN
where POUT<28.0dBm into 50Ω load.
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