SN260 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'SN260' PDF : 88 Pages View PDF
Electrical characteristics
SN260
4.6.2
Note:
Transmit
Table 8 lists the key parameters of the integrated IEEE 802.15.4 transmitter on the SN260.
Transmit measurements were collected with Ember’s EM260 reference design at 2440MHz.
The Typical number indicates one standard deviation below the mean.
Table 8. Transmit characteristics
Parameter
Test conditions
Maximum output power (boost mode) At highest power setting
Maximum output power
Minimum output power
At highest power setting
At lowest power setting
Error vector magnitude
Carrier frequency error
As defined by IEEE 802.15.4,
which sets a 35% maximum
Load impedance
PSD mask relative
3.5MHz away
PSD mask absolute
3.5MHz away
Min.
0
- 40
- 20
- 30
Typ.
5
3
- 32
15
200
Max.
Unit
dBm
dBm
dBm
25
%
+ 40 ppm
dB
dBm
4.6.3
Synthesizer
Table 9 lists the key parameters of the integrated synthesizer on the SN260.
Table 9. Synthesizer characteristics
Parameter
Test conditions
Min.
Frequency range
2400
Frequency resolution
Lock time
From off, with correct VCO DAC setting
Relock time
Channel change or RX/TX turnaround (IEEE
802.15.4 defines 192s turnaround time)
Phase noise at 100kHz
Phase noise at 1MHz
Phase noise at 4MHz
Phase noise at 10MHz
Typ.
11.7
- 71
- 91
- 103
- 111
Max.
2500
100
100
Unit
MHz
kHz
s
s
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
14/88
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