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EFR32MG12 Datasheet, PDF (66/181 Pages) Silicon Laboratories – Health and Wellness | |||
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EFR32MG12 Mighty Gecko Multi-Protocol Wireless SoC Family Data Sheet
Electrical Specifications
4.1.10.8 Sub-GHz RF Receiver Characteristics for 433 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 433 MHz.
Table 4.27. Sub-GHz RF Receiver Characteristics for 433 MHz Band
Parameter
Symbol
Test Condition
Min
Tuning frequency range
FRANGE
426
Max usable input level, 0.1% SAT2k4
Desired is reference 2.4 kbps
â
BER
GFSK signal2
Max usable input level, 0.1% SAT50k
Desired is reference 50 kbps
â
BER
GFSK signal4
Sensitivity
SENS
Desired is reference 4.8 kbps
â
OOK signal3, 20% PER
Desired is reference 100 kbps
â
GFSK signal1, 0.1% BER
Desired is reference 50 kbps
â
GFSK signal4, 0.1% BER
Desired is reference 2.4 kbps
â
GFSK signal2, 0.1% BER
Desired is reference 9.6 kbps
â
GFSK signal5, 1% PER
Level above which
RFSENSETRIG CW at 433 MHz
â
RFSENSE will trigger6
Level below which
RFSENSETHRES CW at 433 MHz
â
RFSENSE will not trigger6
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 100 kbps GFSK signal1
35
at 3dB above sensitivity level,
0.1% BER
Desired is 2.4 kbps GFSK signal2
47
at 3dB above sensitivity level,
0.1% BER
Desired is 50 kbps GFSK signal4
45.6
at 3dB above sensitivity level,
0.1% BER
Desired is 9.6 kbps 4GFSK sig-
â
nal5 at 3dB above sensitivity level,
1% PER
Typ
â
10
10
-107.4
-107.3
-110.3
-123.1
-112.6
-28.1
-50
51.6
Max
445
â
â
â
-105
-107.2
â
-109
â
â
â
Unit
MHz
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dB
44.1
â
dB
61.5
â
dB
53.1
â
dB
35.7
â
dB
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