1

Characteristics

Table 1. Absolute ratings (Tamb = 25 °C)

Symbol

Parameter

Value

Unit

PIN

Input power RFIN

10

dBm

VESD

ESD ratings human body model (JESD22-A114-C), all I/O one at a

time while others connected to GND

2000

V

ESD ratings machine model, all I/O

200

TOP

Maximum operating temperature

-40 to +105

°C

Table 2. Impedances(Tamb = 25 °C)

Symbol

Parameter

Value

Unit

Min.

Typ.

Max.

ZIN

STM32WB55xx single-ended

impedance

-

matched to

STM32WB55Cx/Rx,

STM32WB50Cx,

STM32WB35Cx,

and

STM32WB30Cx

-

Ω

ZOUT

Antenna impedance

-

50

-

Ω

Table 3. Electrical characteristics and RF performance (Tamb = 25 °C)

Symbol

Parameter

Value

Unit

Min.

Typ.

Max.

f

Frequency range

2400

2500

MHz

IL

Insertion loss lS21l

0.90

1.1

dB

RLIN

Input return loss IS11I

14

22

dB

RLOUT

Output return loss lS22l

16

24

dB

Att

Harmonic

rejection levels

IS21I

Attenuation at 2fo

38

40

dB

Attenuation at 3fo

43

45

dB

Attenuation at 4fo

41

46

dB

Attenuation at 5fo

35

42

dB

MLPF-WB55-01E3

Characteristics

DS12804 - Rev 3

page 2/13