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
Unit
Min.
Typ.
Max.
Condition
Overall (GSM850 Mode)
Temp=+25 °C, VBATT=3.5V,
VRAMP=VRAMP MAX, PIN=3dBm,
Freq=824MHz to 849MHz,
25% Duty Cycle, Pulse Width=1154μs
Operating Frequency Range
824 to 849
MHz
Maximum Output Power
+34.2
dBm
Temp = 25°C, VBATT=3.5V,
4
VRAMP= VRAMP MAX
Total Efficiency
Input Power Range
+32.0
47
55
0
+3
dBm
Temp=+85 °C, VBATT=3.0V,
VRAMP= VRAMP MAX
%
At POUT MAX, VBATT=3.5V
+5
dBm
Maximum output power guaranteed at mini-
mum drive level
Output Noise Power
Forward Isolation 1
Forward Isolation 2
Cross Band Isolation at 2f0
Second Harmonic
Third Harmonic
All Other
Non-Harmonic Spurious
-88
-81
dBm
RBW=100kHz, 869MHz to 894MHz,
POUT > +5dBm
-50
-35
dBm
TXEnable=Low, PIN=+5dBm
-35
-15
dBm
TXEnable=High, PIN=+5dBm, VRAMP=0.2V
-18
dBm
VRAMP=0.2V to VRAMP_RP
-15
-7
dBm
VRAMP=0.2V to VRAMP_RP
-25
-15
dBm
VRAMP=0.2V to VRAMP_RP
-36
dBm
VRAMP=0.2V to VRAMP MAX
Input Impedance
50
Ω
Input VSWR
Output Load VSWR Stability
8:1
2.5:1
VRAMP=0.2V to VRAMP MAX
Spurious<-36dBm, RBW=3MHz
Set VRAMP where POUT<34.2dBm into 50 Ω
load
Output Load VSWR Ruggedness
10:1
Output Load Impedance
50
Set VRAMP where POUT<34.2dBm into 50 Ω
load. No damage or permanent degradation to
part.
Ω
Load impedance presented at RF OUT pad
Power Control VRAMP
Power Control Range
Notes:
55
dB
VRAMP=0.2V to VRAMP MAX
VRAMP MAX=0.4*VBATT+0.06<1.5V
VRAMP_RP=VRAMP set for 34.2dBm at nominal conditions.
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.
4-27
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