RF3145 Просмотр технического описания (PDF) - RF Micro Devices
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RF3145 Datasheet PDF : 18 Pages
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RF3145
Parameter
Specification
Min.
Typ.
Max.
Overall (DCS/PCS Mode)
GMSK Mode
Operating Frequency Range
Maximum Output Power
1710
1910
+32
+33
31.5
32.5
30
Total Efficiency (PAE)
43
49
45
Recommended Input Power Range +2
+4
+6
Folding Conversion Gain
-5
Output Noise Power (DCS)
Output Noise Power (PCS)
Forward Isolation
Second Harmonic
Third Harmonic
All other Non-Harmonic Spurious
Cross Band Coupling 2F0
Input Impedance
Input VSWR
Output Load VSWR
Output Load Ruggedness
Output Load Impedance
Power Control VRAMP,
DCS/PCS GMSK
Power Control “ON”
Power Control “OFF”
Power Control Range
VRAMP Input Capacitance
VRAMP Input Current
Turn On/Off TIme
-80
-80
-37
-60
50
6:1
10:1
50
-77
-77
-30
-7
-7
-36
-30
2.5:1
1.6
0.2
0.25
33
15
10
4
Unit
MHz
dBm
dBm
dBm
%
%
dBm
dB
dBm
dBm
dBm
dBm
dBm
dBm
dBm
Ω
Ω
Condition
Temp=+25 °C, VCC=3.5V, PIN=+4dBm
BandSelect=High, VRAMP=VRAMP,MAX,
Freq=1710MHz to 1910MHz,
25% Duty Cycle, Pulse Width=1154μs
Temp=+25 °C, VCC=3.5V, VRAMP=1.6V,
1710MHz to 1785MHz
1850MHz to 1910MHz
Temp=+85oC, VBATT=3.0V, VRAMP=VRAMP_MAX
At POUT,MAX, VCC=3.5V, 1710MHz-1785MHz
1850 MHz - 1910 MHz
F0=849MHz, other signal 829MHz at
-40dBm, measured at 869MHz in 100kHz
RBW (Max Power)
F0=1785, RBW=100kHz, 1805MHz to
1880 MHz
F0=1910, RBW=100kHz, 1930MHz to
1990 MHz
TX Enable=0V, VRAMP=0.2, PIN=+6dBm
Over all power levels
Over all power levels
Over all power levels
Spurious<-36dBm, VRAMP=0.2V to 1.6V
RBW = 3 MHz
Load impedance presented at the PCS/DCS RF
OUT PIN
V
Max. POUT, Voltage supplied to the input
V
Min. POUT, Voltage supplied to the input
dB
VRAMP=0.2V to 1.6V
pF
DC to 2MHz
μA
VRAMP = 1.6 V
μs
VRAMP = 0 V to 1.6 V
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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 A4 DS050919
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