AX5243 datasheet(18/65 Pages) ONSEMI

18 / 65 page

Specifications

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AX5243

Transmitter

SYMBOL

DESCRIPTION

CONDITION

MIN

TYP

MAX

UNIT

SBR

Signal bit rate

0.1

125

kbps

PTX

Transmitter power @ 868 MHz

Differential PA, 50  single

ended measurement at an

SMA connector behind the

matching network, Note 2

-10

dBm

Transmitter power @ 433 MHz

-10

Transmitter power @ 169 MHz

-10

PTX868-step

Programming step size output

power

Note 1

0.5

dPTXtemp

Transmitter power variation

vs. temperature

-40 °C to +85 °C

Note 2

+/- 0.5

dPTXVdd

Transmitter power variation

vs. VDD_IO

1.8 V to 3.6 V

Note 2

+/- 0.5

Padj

Adjacent channel power

GFSK BT=0.5,

500 Hz deviation, 1.2kbps,

25 kHz channel spacing, 10

kHz channel BW

868 MHz

-44

dBc

433 MHz

-51

PTX868-harm2

Emission @ 2nd harmonic

868 MHz, Note 2

-40

dBc

PTX868-harm3

Emission @ 3rd harmonic

-60

PTX433-harm2

Emission @ 2nd harmonic

433 MHz, Note 2

-40

dBc

PTX433-harm3

Emission @ 3rd harmonic

-40

Notes

max

TXPWRCOEFF

out







50  single ended measurements at an SMA connector behind the matching network. For recommended matching networks see section

7: Application Information.

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