C2510Fx / CC2511Fx
7.2
RF Receive Section
T
A
= 25
°C,
VDD = 3.0 V if nothing else stated. All measurement results are obtained using the
CC2510EM reference design ([1]).
Parameter
Digital channel
filter bandwidth
Min
58
Typ
Max
812
Unit
kHz
Condition/Note
User programmable (see Section 14.6). The bandwidth limits are
proportional to crystal frequency (given values assume a 26.0 MHz
crystal).
2.4 kBaud data rate, sensitivity optimized,
(2-FSK, 1% packet error rate, 20 bytes packet length, 203 kHz digital channel filter bandwidth)
The RX current consumption can be reduced by approximately 2.4 mA
by setting
The typical sensitivity is then
-101 dBm.
-103
dBm
The sensitivity can be improved to typically -105 dBm with
by changing registers
and
(see Page 227). The temperature range is then from 0 C to +85
C.
Receiver
sensitivity
Saturation
Adjacent
channel
rejection
Alternate
channel
rejection
-10
23
dBm
dB
Desired channel 3 dB above the sensitivity limit. 250 kHz channel
spacing
Desired channel 3 dB above the sensitivity limit. 250 kHz channel
spacing
See Figure 54 for plot of selectivity versus frequency offset
32
dB
Blocking
±10 MHz offset
±20 MHz offset
±50 MHz offset
64
70
71
dB
dB
dB
Wanted signal 3 dB above sensitivity level.
Compliant with ETSI EN 300 440 class 2 receiver requirements.
10 kBaud data rate, sensitivity optimized,
(2-FSK, 1% packet error rate, 20 bytes packet length, 232 kHz digital channel filter bandwidth)
Receiver
sensitivity
-98
dBm
The RX current consumption can be reduced by approximately 2.2 mA
by setting
MDMCFG2.DEM_DCFILT_OFF=1.
The typical sensitivity is then
-97 dBm.
The sensitivity can be improved to typically -100 dBm with
by changing registers
and
(see Page 227). The temperature range is then from 0 C to +85
C.
Saturation
Adjacent
channel
rejection
Alternate
channel
rejection
-9
19
dBm
dB
Desired channel 3 dB above the sensitivity limit. 250 kHz channel
spacing
Desired channel 3 dB above the sensitivity limit. 250 kHz channel
spacing
See Figure 55 for plot of selectivity versus frequency offset
Blocking
±10 MHz offset
±20 MHz offset
±50 MHz offset
59
65
66
dB
dB
dB
Wanted signal 3 dB above sensitivity level.
Compliant with ETSI EN 300 440 class 2 receiver requirements.
25
dB
SWRS055D
Page 13 of 243
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