RFM110W Datasheet, PDF (8/22 Pages) List of Unclassifed Manufacturers – Low-Cost Consumer Electronics Applications

RFM110W/RFM117W
3. Typical Performance Characteristics
Phase Noise
20
13.2 dBm
@ 433.92 MHz
0
‐10
‐20
‐30
‐40
-55.0 dBm
@ 435.12 MHz
‐50
‐60
432.42 432.72 433.02 433.32 433.62 433.92 434.22 434.52 434.82 435.12 435.42
Frequency (MHz) RBW = 10 kHz
Figure 3. Phase Noise, F_RF = 433.92 MHz,
P_OUT = +13 dBm, Unmodulated
Phase Noise @ 868.35 MHz
15
13.0 dBm
@ 868.35 MHz
5
‐5
‐15
‐25
‐35
‐45
-55.9 dBm
@ 869.55 MHz
‐55
‐65
866.85 867.1 867.35 867.6 867.85 868.1 868.35 868.6 868.85 869.1 869.35 869.6 869.85
Frequency (MHz) (RBW = 10 kHz)
Figure 4. Phase Noise, F_RF = 868.35 MHz,
P_OUT = +13 dBm, Unmodulated
OOK Spectrum, SR = 9.6 ksps
10
0
‐10
‐20
‐30
‐40
‐50
433.18
433.37
433.55
433.74 433.92 434.11
Frequency (MHz)
434.29
434.48
434.66
Spectrum of Various PA Ramping Options
10
128 us
0
64 us
32 us
16 us
‐10
8 us
4 us
‐20
‐30
‐40
‐50
433.17
433.37
433.57
433.77 433.97
434.17
Frequency (MHz)
434.37
434.57
Figure 5. OOK Spectrum, SR = 9.6 ksps,
P_OUT = +10 dBm, t_RAMP = 32 us
Spectrum of Various PA Ramping Options
10
1024 us
0
512 us
256 us
128 us
‐10
64 us
32 us
SR = 1.2 ksps
‐30
‐40
‐50
433.17
433.37 433.57
433.77 433.97 434.17
Frequency (MHz)
434.37 434.57
Figure 6. Spectrum of PA Ramping,
SR = 9.6 ksps, P_OUT = +10 dBm
POUT vs. VDD
14
12
10
8
0 dBm
+10 dBm
4
+13 dBm
2
0
‐2
1.6 1.8
2 2.2 2.4 2.6 2.8
3
3.2 3.4 3.6 3.8
Supply Voltage VDD (V)
Figure 8. Spectrum of PA Ramping,
SR = 1.2 ksps, P_OUT = +10 dBm
Figure 7. Output Power vs. Supply
Voltages, F_RF = 433.92 MHz
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