EFR32MG13 Mighty Gecko Multi-Protocol Wireless SoC Family Data Sheet
Electrical Specifications
4.1.9.12 RF Receiver Characteristics for 802.15.4 DSSS-OQPSK in the 2.4 GHz 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 2.45 GHz.
Table 4.23. RF Receiver Characteristics for 802.15.4 DSSS-OQPSK in the 2.4 GHz Band
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
Signal is reference signal1. Packet
length is 20 octets.
Max usable receiver input
level, 1% PER
SAT
—
10
—
dBm
Sensitivity, 1% PER
SENS
Signal is reference signal. Packet
length is 20 octets. Using DC-DC
converter.
—
—
-102.7
-102.7
—
—
dBm
dBm
Signal is reference signal. Packet
length is 20 octets. Without DC-
DC converter.
Co-channel interferer rejec- CCR
tion, 1% PER
Desired signal 3 dB above sensi-
tivity limit
—
—
—
-4.6
40.7
47
—
—
—
dB
dB
dB
High-side adjacent channel
rejection, 1% PER. Desired
is reference signal at 3dB
above reference sensitivity
ACRP1
Interferer is reference signal at +1
channel-spacing.
Interferer is filtered reference sig-
nal3 at +1 channel-spacing.
level2
Interferer is CW at +1 channel-
spacing4.
—
54.3
—
dB
Low-side adjacent channel
rejection, 1% PER. Desired
is reference signal at 3dB
above reference sensitivity
ACRM1
ACR2
IR
Interferer is reference signal at -1
channel-spacing.
—
—
40.8
47.5
—
—
dB
dB
Interferer is filtered reference sig-
nal3 at -1 channel-spacing.
level2
Interferer is CW at -1 channel-
spacing.
—
—
—
56.5
51.5
53.7
—
—
—
dB
dB
dB
Alternate channel rejection,
1% PER. Desired is refer-
ence signal at 3dB above
reference sensitivity level2
Interferer is reference signal at ± 2
channel-spacing
Interferer is filtered reference sig-
nal3 at ± 2 channel-spacing
Interferer is CW at ± 2 channel-
spacing
—
—
62.4
50.4
—
—
dB
dB
Interferer is CW in image band4
Image rejection , 1% PER,
Desired is reference signal at
3dB above reference sensi-
tivity level2
Blocking rejection of all other BLOCK
channels. 1% PER, Desired
is reference signal at 3dB
above reference sensitivity
level2. Interferer is reference
signal
Interferer frequency < Desired fre-
quency - 3 channel-spacing
—
—
58.5
56.4
—
—
dB
dB
Interferer frequency > Desired fre-
quency + 3 channel-spacing
Blocking rejection of 802.11g BLOCK80211G
signal centered at +12MHz
or -13MHz5
Desired is reference signal at 6dB
above reference sensitivity level2
—
50
—
dB
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