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EFR32MG12P432F Datasheet, PDF (54/181 Pages) Silicon Laboratories – EFR32MG12 Mighty Gecko Multi-Protocol Wireless SoC Family Data Sheet | |||
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EFR32MG12 Mighty Gecko Multi-Protocol Wireless SoC Family Data Sheet
Electrical Specifications
4.1.10.2 Sub-GHz RF Receiver Characteristics for 915 MHz Band
Unless otherwise indicated, typical conditions are: T = 25 °C, VREGVDD = AVDD = IOVDD = 3.3 V, DVDD = RFVDD = PAVDD.
RFVDD and PAVDD path is filtered using ferrites. Crystal frequency=38.4 MHz. RF center frequency 915 MHz.
Table 4.21. Sub-GHz RF Receiver Characteristics for 915 MHz Band
Parameter
Symbol
Test Condition
Min
Tuning frequency range
FRANGE
902
Max usable input level, 0.1% SAT500K
Desired is reference 500 kbps
â
BER
GFSK signal4
Sensitivity
SENS
Desired is reference 4.8 kbps
â
OOK signal3, 20% PER
Desired is reference 600 bps
â
GFSK signal6, 0.1% BER
Desired is reference 50 kbps
â
GFSK signal5, 0.1% BER
Desired is reference 100 kbps
â
GFSK signal1, 0.1% BER
Desired is reference 500 kbps
â
GFSK signal4, 0.1% BER
Desired is reference 400 kbps
â
GFSK signal2, 1% PER
Level above which
RFSENSETRIG CW at 915 MHz
â
RFSENSE will trigger7
Level below which
RFSENSETHRES CW at 915 MHz
â
RFSENSE will not trigger7
Adjacent channel selectivity, C/I1
Interferer is CW at ± 1 Ã
channel-spacing
Desired is 4.8 kbps OOK signal3
â
at 3dB above sensitivity level,
20% PER
Desired is 600 bps GFSK signal6
â
at 3dB above sensitivity level,
0.1% BER
Desired is 50 kbps GFSK signal5
â
at 3dB above sensitivity level,
0.1% BER
Desired is 100 kbps GFSK signal1
â
at 3dB above sensitivity level,
0.1% BER
Desired is 500 kbps GFSK signal4
â
at 3dB above sensitivity level,
0.1% BER
Desired is 400 kbps 4GFSK sig-
â
nal2 at 3dB above sensitivity level,
0.1% BER
Typ
â
10
-105.2
-126.2
-108.2
-105.1
-98.2
-95.2
-28.1
-50
48.1
Max
930
â
-100.7
â
-104.2
-101.5
-93.2
-91
â
â
â
Unit
MHz
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dB
71.4
â
dB
49.8
â
dB
51.1
â
dB
48.1
â
dB
41.4
â
dB
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