RF96 datasheet(79/121 Pages) HOPE

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Page 79

RF96/97/98

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WIRELESS & SENSING

PRELIMINARY

DATASHEET

5.4.3. High Power +20 dBm Operation

The RF96/97/98 have a high power +20 dBm capability on PA_BOOST pin, with the following settings:

Table 78 High Power Settings

Address

Value for

High Power

Default value

PA_HF/LF or

+17dBm

Description

RegPaDac

0x4d

0x87

0x84

Set Pmax to +20dBm for PA_HP

Notes - High Power settings must be turned off when using PA_LF or PA_HF

- 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 +20 dBm operation. They are listed in

Table 79 and Table 80.

Table 79 Operating Range, +20dBm Operation

Symbol

Description

Min

Max

Unit

DC_20dBm

Duty Cycle of transmission at +20 dBm output

VSWR_20dBm

Maximum VSWR at antenna port, +20 dBm output

3:1

Table 80 Operating Range, +20dBm Operation

Symbol

Description

Min

Max

Unit

VDDop_20dBm

Supply voltage, +20 dBm output

2.4

3.7

The duty cycle of transmission at +20 dBm 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 Hope RF representative.

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