
4.1.8.8 RF Receiver Characteristics for Bluetooth Low Energy in the 2.4GHz Band, 1 Mbps Data Rate
Unless otherwise indicated, typical conditions are: T = 25 °C, VBATT = 3.3 V. DC-DC on. Crystal frequency = 38.4 MHz. RF center
frequency 2.45 GHz. Conducted measurement from the antenna feedpoint.
Table 4.18. RF Receiver Characteristics for Bluetooth Low Energy in the 2.4GHz Band, 1 Mbps Data Rate
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
Max usable receiver input
level, 0.1% BER
SAT
Signal is reference signal
length is 20 bytes.
—
10
—
dBm
Sensitivity, 0.1% BER
SENS
Signal is reference signal
DC-DC converter.
—
-94.1
—
dBm
With non-ideal signals as speci-
fied in RF-PHY.TS.4.2.2, section
4.6.1.
—
-93.8
—
dBm
Signal to co-channel interfer-
er, 0.1% BER
C/I
CC
Desired signal 3 dB above refer-
ence sensitivity.
—
9.0
—
dB
N+1 adjacent channel selec-
tivity, 0.1% BER, with allowa-
ble exceptions. Desired is
reference signal at -67 dBm
C/I
1+
Interferer is reference signal at +1
MHz offset. Desired frequency
2402 MHz ≤ Fc ≤ 2480 MHz
—
-3.3
—
dB
N-1 adjacent channel selec-
tivity, 0.1% BER, with allowa-
ble exceptions. Desired is
reference signal at -67 dBm
C/I
1-
Interferer is reference signal at -1
MHz offset. Desired frequency
2402 MHz ≤ Fc ≤ 2480 MHz
—
-1.6
—
dB
Alternate selectivity, 0.1%
BER, with allowable excep-
tions. Desired is reference
signal at -67 dBm
C/I
2
Interferer is reference signal at ± 2
MHz offset. Desired frequency
2402 MHz ≤ Fc ≤ 2480 MHz
—
-42.0
—
dB
Alternate selectivity, 0.1%
BER, with allowable excep-
tions. Desired is reference
signal at -67 dBm
C/I
3
Interferer is reference signal at ± 3
MHz offset. Desired frequency
2404 MHz ≤ Fc ≤ 2480 MHz
—
-46.4
—
dB
Selectivity to image frequen-
cy, 0.1% BER. Desired is ref-
erence signal at -67 dBm
C/I
IM
Interferer is reference signal at im-
age frequency with 1 MHz preci-
sion
—
-42.0
—
dB
Selectivity to image frequen-
cy ± 1 MHz, 0.1% BER. De-
sired is reference signal at
-67 dBm
C/I
IM+1
Interferer is reference signal at im-
age frequency ± 1 MHz with 1
MHz precision
—
-47.1
—
dB
Intermodulation performance IM
Per Core_4.1, Vol 6, Part A, Sec-
tion 4.4 with n = 3
—
-18.4
—
dBm
Note:
1. Reference signal is defined 2GFSK at -67 dBm, Modulation index = 0.5, BT = 0.5, Bit rate = 1 Mbps, desired data = PRBS9;
interferer data = PRBS15; frequency accuracy better than 1 ppm.
BGM13S Blue Gecko
Bluetooth
®
SiP Module Data Sheet
Electrical Specifications
silabs.com
| Building a more connected world.
Rev. 1.0 | 36