RF3146 데이터 시트보기 (PDF) - RF Micro Devices
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RF3146 Datasheet PDF : 6 Pages
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RF3146
Part of the POLARIS™ TOTAL RADIO™ Solution
Parameter
Specification
Min.
Typ.
Max.
Overall (GSM900 Mode)
Operating Frequency Range
4
Maximum Output Power
Total Efficiency
Input Power Range
Output Noise Power
Forward Isolation 1
Forward Isolation 2
Cross Band Isolation 2f0
Second Harmonic
Third Harmonic
All Other
Non-Harmonic Spurious
Input Impedance
Input VSWR
Output Load VSWR Stability
+34.2
+32.0
54
0
8:1
880 to 915
58
+3
-86
-88
-45
-30
-15
-25
50
+5
-80
-84
-35
-15
-17
-10
-15
-36
2.5:1
Output Load VSWR Ruggedness
10:1
Output Load Impedance
50
Power Control VRAMP
Power Control Range
50
Notes:
VRAMP MAX=0.4*VBATT+0.06<1.5V
VRAMP_RP=VRAMP set for 34.2dBm at nominal conditions.
Unit
MHz
dBm
dBm
%
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
Ω
Ω
Condition
Temp=+25 °C, VBATT=3.5V,
VRAMP=VRAMP MAX, PIN=3dBm,
Freq=880MHz to 915MHz,
25% Duty Cycle, Pulse Width=1154μs
Temp = 25°C, VBATT=3.5V,
VRAMP= VRAMP MAX
Temp=+85 °C, VBATT=3.0V,
VRAMP = VRAMP MAX
At POUT MAX, VBATT=3.5V
Maximum output power guaranteed at mini-
mum drive level
RBW=100kHz, 925MHz to 935MHz,
POUT > +5dBm
RBW=100kHz, 935MHz to 960MHz,
POUT > +5dBm
TXEnable=Low, PIN=+5dBm
TXEnable=High, VRAMP=0.2V, PIN=+5dBm
VRAMP=0.2V to VRAMP_RP
VRAMP=0.2V to VRAMP_RP
VRAMP=0.2V to VRAMP_RP
VRAMP=0.2V to VRAMP MAX
VRAMP=0.2V to VRAMP MAX
Spurious<-36dBm, RBW=3MHz
Set VRAMP where POUT<34.2dBm into 50 Ω
load
Set VRAMP where POUT<34.2dBm into 50 Ω
load. No damage or permanent degradation to
part.
Load impedance presented at RF OUT pad
dB
VRAMP=0.2V to VRAMP MAX
4-28
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
Rev A15 DS060317 W3
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