RF3145 데이터 시트보기 (PDF) - RF Micro Devices
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RF3145 Datasheet PDF : 18 Pages
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RF3145
Parameter
Power Control VRAMP,
GSM850 GMSK Mode
Power Control “ON”
Power Control “OFF”
Power Control Range
VRAMP Input Capacitance
VRAMP Input Current
Turn On/Off Time
Specification
Min.
Typ.
Max.
1.6
0.2
0.25
33
15
10
4
GSM US 850MHz Band 8PSK
Mode
Operating Frequency Range
824
849
Output Power to Meet EVM and
ACPR Spectrum
+28.5
+29.0
+26.5
Total Efficiency (PAE)
25
Gain
28.0
30.0
31.5
28.5
Gain Temperature Coefficient
-0.03
EVM RMS
2.0
3.5
5.0
ACPR and Spectrum Mask
-36
-34
-60
-56
-63
Output Noise Power
-85
-84
Forward Isolation
Second Harmonic
Third Harmonic
All other Non-Harmonic Spurious
Input Impedance
Input VSWR
Output Load VSWR
-40
-30
-7
-7
-36
50
2.5:1
6:1
Output Load Ruggedness
10:1
Output Load Impedance
50
Unit
Condition
V
V
dB
pF
μA
μS
MHz
dBm
dBm
%
dB
dB
db/°
%
%
dBc
dBc
dBc
dBm
dBm
dBm
dBm
dBm
Ω
Ω
Max POUT, Voltage supplied to the input
Minimum POUT, Voltage supplied to the input.
VRAMP=0.2V to 1.6V
DC to 2MHz
VRAMP = 1.6 V
VRAMP=0V to 1.6V
Temp=+25 °C, VCC=3.5V, BandSelect=Low,
VMODE=High, VRAMP=VRAMP,MAX,
Freq=824MHz to 849MHz, 25% Duty Cycle,
Pulse Width=1154μs
Temp=-20°C to +85°C, VCC=3.2V
At POUT,MAX, VCC=3.5V
Temp=-20°C to +85°C
Temp=-20°C to +85°C, VCC=3.2V to 4.8V
POUT < 28.5 dBm
POUT<26.5dBm, VCC=3.2V to 4.8V,
<2.5:1VSWR, All angles
At 200kHz in 30kHz BW, POUT<28.5dBm
At 400kHz in 30kHz BW, POUT<28.5dBm
At 600kHz to 1800kHz in 30kHz BW,
POUT < 28.5 dBm
RBW=100kHz, 869MHz to 894MHz,
POUT > +5 dBm
TX Enable=0V, VRAMP = 0.2V, 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 RF OUT pad
Rev A4 DS050919
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
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