RF3158 Просмотр технического описания (PDF) - RF Micro Devices
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RF3158 Datasheet PDF : 26 Pages
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RF3158
Parameter
RF Impedance
LB_RF IN
LB_RF OUT
HB_RF IN
HB_RF OUT
Specification
Min.
Typ.
Max.
50
50
50
50
Cellular 850MHz Band
GMSK Mode
Operating Frequency Range
Input Power Range, PIN
Maximum Output Power
Power Droop
Power Control Slope
824
+1.0
34.5
32.5
-0.25
Total Efficiency (PAE)
47
Output Noise Power
Forward Isolation
2f0 Harmonics
3f0 Harmonics
Fundamental Cross Band Coupling
2f0, 3f0 Cross Band Coupling
All Other Non-harmonic Spurious
Input VSWR
Output Load VSWR Stability
6:1
+4.0
35.0
300
200
60
50
-87
849
+6.5
-10
0.25
-82
-25
-7
-10
0
-18
-36
2.5:1
Output Load VSWR Ruggedness
10:1
Note: VRAMP,MAX=2.1V
Unit
Condition
Ω
Ω
Ω
Ω
MHz
dBm
dBm
dBm
dBm
dB
dB/V
dB/V
dB/V
%
dBm
dBm
dBm
dBm
dBm
dBm
dBm
Nominal Conditions (unless otherwise stated):
Input and Output=50Ω, Temp=25 °C,
VCC=3.6V, VMODE=“Low”, Freq=824MHz to
849MHz, 25% Duty Cycle, Pulse
Width=1154μs, Over Pin Range,
BAND_SEL=“Low”, TX_EN=“High”
Temp=25 °C, VCC=3.6V, VRAMP=VRAMP,MAX
Temp=85 °C, VCC=3.2V, VRAMP=VRAMP,MAX
VRAMP = 0.3 V
POUT<34.5dBm, 50% Duty Cycle, Pulse
Width = 2308 μs
Maximum Slope, POUT=0dBm to 5dBm
Maximum Slope, POUT=5dBm to 15dBm
Maximum Slope, POUT>15dBm
VRAMP= VRAMP,MAX
RBW=100kHz, 869MHz to 894MHz,
f0=849MHz, POUT<+34.5dBm
TX_EN=0V, VRAMP=0.3V, PIN=+6dBm
POUT < 34.5 dBm
POUT < 34.5 dBm
Measured at HB_RFOUT pin, POUT=34.5dBm at
LB_RFOUT pin.
Measured at HB_RFOUT pin, POUT=34.5dBm at
LB_RFOUT pin.
POUT < 34.5 dBm
Over POUT Range
Spurious <-36 dBm, RBW= 3 MHz, PIN = +4 dBm,
set VRAMP where POUT<34.5dBm into 50Ω
load
Set VRAMP where POUT<34.5dBm into 50 Ω
load, no damage or permanent degradation to
part.
Rev A2 DS070615
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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