FIPY datasheet(17/28 Pages) PYCOM

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Table 17 – LoRa electrical characteristics

Symbol

Description

Conditions

Min

Typ.

Max

Unit

IDDR_L

Supply current in receiver

LoRa mode

LNABoost Off, BW=125KHz

–

9.7

–

LNABoost Off, BW=250KHz

–

10.5

–

LNABoost Off, BW=500KHz

–

LNABoost On, BW=125KHz

–

10.8

–

LNABoost On, BW=250KHz

–

11.6

–

LNABoost On, BW=500KHz

–

IDDT_L

Supply current in transmitter

mode

RFOP = 13dBm

–

RFOP = 7dBm

–

IDDT_H_L

Supply current in transmitter

mode with an external

impedance transformer

Using PA_BOOST pin

RFOP = 17 dBm

–

BI_L

Blocking Immunity,

FRF=868MHz CW interferer

Offset = ±1 MHz

–

82.5

–

Offset = ±2 MHz

–

86.5

–

Offset = ±10 MHz

–

IIP3_L

3rd order input intercept

point, highest LNA gain,

FRF=868MHz, CW interferer

F1 = FRF + 1MHz

F2 = FRF + 1.995MHz

–

–12.5

–

dBm

IIP2_L

2nd order input intercept

point, highest LNA gain,

FRF=868MHz, CW interferer

F1 = FRF + 20MHz

F2 = FRF + 20MHz + Δf

–

dBm

BR_L

Bit rate, Long–Range Mode

From SF6, CR=4/5, BW=500 kHz to

SF12, CR=4/8, BW = 125kHz

0.24

–

37.5

kbps

RFS_L125

RF sensitivity, Long–Range

Mode, highest LNA gain, LNA

boost, 125kHz bandwidth

using split Rx/Tx path

SF = 6

–

–121

–

dBm

SF = 7

–

–124

–

dBm

SF = 8

–

–127

–

dBm

SF = 9

–

–130

–

dBm

SF = 10

–

–133

–

dBm

SF = 11

–

–135

–

dBm

SF = 12

–

–137

–

dBm

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