STM32WL33C8 datasheet(51/91 Pages) STMICROELECTRONICS

номер детали	STM32WL33C8

подробное описание детали	Multiprotocol LPWAN 32-bit MCU Arm® Cortex®-M0 2(G)FSK, 4(G)FSK, ASK, D-BPSK, up to 256KB flash, 32KB SRAM

PDF	91 Pages

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производитель	STMICROELECTRONICS [STMicroelectronics]

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Table 33. Blocking, selectivity and saturation at 868 MHz (SMPS clock frequency = 4.27 MHz)

Parameter

Test condition

HPM

LPM

Unit

Selectivity and blocking 0.1% BER @ 2-

GFSK, BT = 0.5, DR = 1.2 kbit/s, FDEV =

1.2 kHz, CHF = 4 kHz.

Wanted signal = ETSI sensitivity + 3 dB =

-108 dBm

Not modulated interferer signal.

+12.5 kHz (adjacent channel)

-44

-46

dBm

-12.5 kHz (adjacent channel)

-44

-47

+25 kHz (alternate channel)

-43

-48

-25 kHz (alternate channel)

-44

-48

Image rejection

Offset = -600 kHz

-46

+2 MHz

-26

-25

-2 MHz

-29

-30

±10 MHz

-22

-24

±15 MHz

-17

Selectivity and blocking 0.1%.

BER @ 2-GFSK, BT = 0.5, FDEV =

20 kHz, DR = 38.4 kbit/s, CHF = 100 kHz,

channel separation 100 kHz.

Wanted signal = ETSI sensitivity + 3 dB =

-94 dBm,

Not modulated interferer signal.

+100 kHz (adjacent channel)

-43

-48

dBm

-100 kHz (adjacent channel)

-43

-48

+200 kHz (alternate channel)

-43

-46

-200 kHz (alternate channel)

-44

-45

Image rejection

Offset = -600 kHz

-41

±2 MHz

-26

-27

±10 MHz

-19

-21

±15 MHz

-16

-17

ETSI saturation at adjacent channel 0.1%

BER @ 2-GFSK, BT = 0.5, FDEV =

1.2 kHz, DR = 1.2 kbit/s, CHF = 4 kHz.

Wanted signal = -68 dBm

Offset = ±25 kHz (adjacent channel)

-5

-9

dBm

ETSI saturation at adjacent channel 0.1%

BER @ 2-GFSK, BT = 0.5 20 kHz FDEV,

DR = 38.4 kbit/s, CHF = 100 kHz.

Wanted signal = - 54 dBm

Offset = ±100 kHz (adjacent channel)

-4

-8

dBm

STM32WL33xx

Electrical characteristics

DS14221 - Rev 5

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