STM32WB55 datasheet(94/193 Pages) STMICROELECTRONICS

94 / 193 page

Electrical characteristics

STM32WB55xx STM32WB35xx

94/193

DS11929 Rev 11

Figure 19. Typical link quality indicator code vs. Rx level

Prf

Maximum output power(1)

SMPS Bypass or ON



(VFBSMPS = 1.7 V and

VDD > 1.95 V)

-5.7

dBm

SMPS Bypass



(VDD > 1.71 V) or ON

(VFBSMPS = 1.4 V and

VDD > 1.95 V)

-3.7

0 dBm output power

Minimum output power

-20

Pband

Output power variation over the band Tx = 0 dBm - Typical

-0.5

0.4

EVMrms EVM rms

Pmax

Txpd

Transmit power density

|f - fc| > 3.5 MHz

-35

1. Measured in conducted mode, based on reference design (see AN5165), using output power specific

external RF filter and impedance matching networks to interface with a 50 Ω antenna.

Table 32. RF receiver 802.15.4 characteristics

Symbol

Parameter

Conditions

Typ

Unit

Prx_max

Maximum input signal

Min: -20 dBm and PER < 1%

-10

dBm

Rsens

Sensitivity (SMPS Bypass)

Max: -85 dBm and PER < 1%

-100

Sensitivity (SMPS ON)

-98

C/adj

Adjacent channel rejection

C/alt

Alternate channel rejection

Table 31. RF transmitter 802.15.4 characteristics (continued)

Symbol

Parameter

Conditions

Min

Typ Max Unit

100

120

140

160

180

200

220

240

-120 -115 -110 -105 -100 -95 -90 -85 -80 -75 -70 -65 -60 -55 -50 -45 -40 -35 -30 -25 -20

in (dBm)

TP/154/PHY24/RECEIVER 06/Ch11(2405MHz)

TP/154/PHY24/RECEIVER 06/Ch19(2445MHz)

TP/154/PHY24/RECEIVER 06/Ch26(2480MHz)

TEST_NAME

PARAM2

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