STM32WB09XE datasheet(42/73 Pages) STMICROELECTRONICS

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6.3.4

RF transmitter characteristics

All performance data are referred to a 50 Ω antenna connector, via reference design.

Table 18. Bluetooth® LE RF transmitter characteristics at 1 Mbit/s not coded

Symbol

Parameter

Test conditions

Min. Typ. Max.

Unit

PBW1M

6 dB bandwidth for modulated

carrier

Using resolution bandwidth of 100 kHz

670

kHz

PRF1, 1 Ms/s In-band emission at ±2 MHz(1)

Using resolution bandwidth of 100 kHz and

average detector

-41

dBm

PRF2, 1 Ms/s

In-band emission at ±[3+n]MHz,

where n=0,1,2..(1)

Using resolution bandwidth of 100 kHz and

average detector

-45

dBm

PSPUR

Spurious emission

Harmonics included. Using resolution

bandwidth of 1 MHz and average detector

-41

dBm

Freqdrift

Frequency drift(1)

Integration interval #n – integration interval

#0, where n=2,3,4..k

-50

+50

kHz

IFreqdrift

Initial carrier frequency drift(1)

Integration interval #1 – integration interval

-23

+23

kHz

IntFreqdrift

Intermediate carrier frequency

drift(1)

Integration interval #n – integration interval

#(n-5), where n=6,7,8..k

-20

+20

kHz

Drift Rate max Maximum drift rate(1)

Between any two 10-bit groups separated by

50 µs

-20

+20

kHz/50

µs

ZRF1

Optimum RF load

(impedance at RF1 pin)

@ 2440 MHz

Ω

1. Tested according to Bluetooth® SIG radio frequency physical layer (RF PHY) test suite (not tested in production).

STM32WB09xE

Electrical characteristics

DS14210 - Rev 6

page 42/73

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