SX1232
WIRELESS & SENSING
DATASHEET
3.4.7. High Power +20dBm Operation
The SX1232 has a high power +20 dBm capability on PA_BOOST pin, with the following settings:
Table 11 High Power Settings
Value for
High Power
Default value
PA0 or +17dBm
Register
Address
Description
High power PA control
RegPaDac
0x5A
0x87
0x84
Note - High Power settings must be turned off when using PA0
- The Over Current Protection limit should be adapted to the actual power level, in RegOcp
Specific Absolute Maximum Ratings and Operating Range restrictions apply to the +20dBm operation. They are listed in
Table 12 and Table 13.
Table 12 Absolute Maximum Rating, +20dBm Operation
Symbol
Description
Min
Max
Unit
DC_20dBm
Duty Cycle of transmission at +20dBm output
Maximum VSWR at antenna port, +20dBm output
-
-
1
%
VSWR_20dBm
3:1
-
Table 13 Operating Range, +20dBm Operation
Symbol
Description
Min
Max
Unit
VDDop_20dBm Supply voltage, +20dBm output
2.4
3.7
V
The Duty Cycle of transmission at +20dBm is limited to 1%, with a maximum VSWR of 3:1 at antenna port, over the
standard operating range [-40;+85°C]. For any other operating condition, contact your Semtech representative.
Rev 3 - August 2012
Page 25
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