CC1110Fx / CC1111Fx
Parameter
Min
Typ
Max
Unit Condition/Note
868 MHz, 250 kBaud data rate, sensitivity optimized, MDMCFG2.DEM_DCFILT_OFF=0(MDMCFG2.DEM_DCFILT_OFF=1
cannot be used for data rates > 100 kBaud)
(GSK, 1% packet error rate, 20 bytes packet length, 127 kHz deviation, 540 kHz digital channel filter bandwidth)
Receiver
sensitivity
-94
-91
dBm
dBm
System clock running at 26 MHz
Tested conducted on [4] CC1111 USB-Dongle Reference Design,
24MHz clock
MCSM0.CLOSE_IN_RX=00
Saturation
-16
27
dBm
dB
Adjacent
channel
rejection
Desired channel 3 dB above the sensitivity limit. 750 kHz channel
spacing
Alternate
channel
rejection
36
17
dB
dB
Desired channel 3 dB above the sensitivity limit. 750 kHz channel
spacing
See Figure 59 for plot of selectivity versus frequency offset
IF frequency 304 kHz
Image channel
rejection,
868MHz
Desired channel 3 dB above the sensitivity limit.
915 MHz, 1.2 kBaud data rate, sensitivity optimized, MDMCFG2.DEM_DCFILT_OFF=0
(2-FSK, 5.2kHz deviation, 1% packet error rate, 20 bytes packet length, 58 kHz digital channel filter bandwidth)
Receiver
sensitivity
-108
-110
dBm System clock running at 26 MHz
dBm Tested conducted on [4] CC1111 USB-Dongle Reference Design,
24MHz clock
The RX current consumption can be reduced by approximately 2.0 mA
by setting MDMCFG2.DEM_DCFILT_OFF=1. The typical sensitivity is then
-107 dBm.
915 MHz, 38.4 kBaud data rate, sensitivity optimized, MDMCFG2.DEM_DCFILT_OFF=0
(2-FSK, 1% packet error rate, 20 bytes packet length, 100 kHz digital channel filter bandwidth)
Receiver
sensitivity
-100
-100
dBm System clock running at 26 MHz
dBm Tested conducted on [4] CC1111 USB-Dongle Reference Design,
24MHz clock
The RX current consumption can be reduced by approximately 2.1 mA
by setting MDMCFG2.DEM_DCFILT_OFF=1. The typical sensitivity is then
-99 dBm.
915 MHz, 250 kBaud data rate, sensitivity optimized, MDMCFG2.DEM_DCFILT_OFF=0(MDMCFG2.DEM_DCFILT_OFF=1
cannot be used for data rates > 100 kBaud)
(MSK, 1% packet error rate, 20 bytes packet length, 540 kHz digital channel filter bandwidth)
Receiver
sensitivity
–93
-91
dBm
dBm
System clock running at 26 MHz
Tested conducted on [4] CC1111 USB-Dongle Reference Design,
24MHz clock
915 MHz, 500 kBaud data rate, sensitivity optimized, MDMCFG2.DEM_DCFILT_OFF=0(MDMCFG2.DEM_DCFILT_OFF=1
cannot be used for data rates > 100 kBaud)
(MSK, 1% packet error rate, 20 bytes packet length, 812 kHz digital channel filter bandwidth)
Receiver
sensitivity
–86
dBm
System clock running at 26 MHz.
Not tested on [4] CC1111 USB-Dongle Reference Design, 24MHz clock
SWRS033E
Page 16 of 239
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