RF2905 データシートの表示（PDF） - RF Micro Devices
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RF2905 Datasheet PDF : 22 Pages
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RF2905
Absolute Maximum Ratings
Parameter
Supply Voltage
Control Voltages
Input RF Level
Output Load VSWR
Operating Ambient Temperature
Storage Temperature
Ratings
-0.5 to +5.5
-0.5 to +5.0
+10
50:1
-40 to +85
-40 to +150
Unit
VDC
VDC
dBm
°C
°C
Caution! ESD sensitive device.
RF Micro Devices believes the furnished information is correct and accurate
at the time of this printing. However, RF Micro Devices reserves the right to
make changes to its products without notice. RF Micro Devices does not
assume responsibility for the use of the described product(s).
Parameter
Overall
RF Frequency Range
VCO and PLL Section
VCO Frequency Range
Prescaler divide ratio
Prescaler Output Impedance
PLL Phase Noise
11
Reference Frequency
Crystal RS
Charge Pump Current
Transmit Section
Max Modulation Frequency
Min Modulation Frequency
Maximum Power Level
Power Control Range
Power Control Sensitivity
Max FM Deviation
Antenna Port Impedance
Antenna Port VSWR
Modulation Input Impedance
Harmonics
Spurious
Overall Receive Section
Frequency Range
Cascaded Voltage Gain
Cascaded Noise Figure
Cascaded Input IP3
RX Sensitivity
LO Leakage
RSSI DC Output Range
RSSI Sensitivity
RSSI Dynamic Range
Specification
Min.
Typ.
Max.
300 to 1000
300 to 1000
64/65 or 128/129
50
-75
-100
TBD
17
50
100
-40
+40
2
Set by loop filter bandwidth
+7
+10
0
+3
8
12
10
200
50
1.5:1
4
-23
300 to 1000
35
23
10
-31
-26
-95
-101
-70
0.5 to 2.5
25
70
80
Unit
MHz
Condition
T=25 °C, VCC=3.6V, Freq=915MHz
MHz
Ω
dBc/Hz
dBc/Hz
MHz
Ω
µA
Freq=915MHz, 10kHz Offset, 5kHz Loop
Bandwidth
Freq=915MHz, 100kHz Offset, 5kHz loop
Bandwidth
MHz
dBm
dBm
dB
dB/V
kHz
Ω
kΩ
dBc
dBc
Freq = 433 MHz
Freq = 915 MHz
Instantaneous frequency deviation is
inversely proportional with the modulation
voltage
TX ENABL=“1”. RX ENABL=“0”
TX Mode
Compliant to Part 15.249 and I-ETS 300 220
MHz
dB
dB
dB
dBm
dBm
dBm
dBm
V
mV/dB
dB
Freq = 433 MHz
Freq = 915 MHz
Freq = 433 MHz
Freq = 915 MHz
IF BW =180kHz, Freq=915MHz, S/N=8dB
RLOAD =51kΩ
11-54
Rev B11 010516
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