4
4-30
RF3146
Rev A15 DS060317 W3
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
Part of the POLARIS™ TOTAL RADIO™ Solution
Parameter
Specification
Unit
Condition
Min.
Typ.
Max.
Overall (PCS Mode)
Temp=25°C, VBATT=3.5V,
V
RAMP =V
RAMP MAX, PIN=3dBm,
Freq=1850MHz to 1910MHz,
25% Duty Cycle, pulse width=1154
μs
Operating Frequency Range
1850 to 1910
MHz
Maximum Output Power
+32.0
dBm
Temp=25°C, VBATT=3.5V,
V
RAMP =V
RAMP MAX, 1850MHz to 1910MHz
30
dBm
Temp=+85°C, VBATT=3.0V,
V
RAMP=V
RAMP MAX
Total Efficiency
48
55
%
At POUT MAX, VBATT=3.5V
Input Power Range
0
+3
+5
dBm
Full output power guaranteed at minimum
drive level
Output Noise Power
-85
-80
dBm
RBW=100kHz, 1930MHz to 1990MHz, POUT
> 0dBm, VBATT=3.5V
Forward Isolation 1
-40
-33
dBm
TX_ENABLE=Low, PIN=+5dBm
Forward Isolation 2
-20
-15
dBm
TXEnable=High, VRAMP=0.2V, PIN=+5dBm
Second Harmonic
-15
-7
dBm
VRAMP=0.2V to VRAMP_RP
Third Harmonic
-20
-15
dBm
VRAMP=0.2V to VRAMP_RP
All Other
Non-Harmonic Spurious
-36
dBm
VRAMP=0.2V to VRAMP MAX
Input Impedance
50
Ω
Input VSWR
2.5:1
VRAMP=0.2V to VRAMP MAX
Output Load VSWR Stability
8:1
Spurious<-36dBm, RBW=3MHz
Set VRAMP where POUT<32.0dBm into 50Ω
load
Output Load VSWR Ruggedness
10:1
Set VRAMP where POUT<32.0dBm into 50Ω
load. No damage or permanent degradation to
part.
Output Load Impedance
50
Ω
Load impedance presented at RF OUT pin
Power Control VRAMP
Power Control Range
50
dB
VRAMP=0.2V to VRAMP MAX, PIN=+5dBm
Notes:
VRAMP MAX=0.4*VBATT+0.06<1.5V
VRAMP_RP=VRAMP set for 32.0dBm at nominal conditions.