STM32WB55CEQ7A View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STM32WB55CEQ7A

Multiprotocol wireless 32-bit MCU Arm®-based Cortex®-M4 with FPU, Bluetooth® 5 and 802.15.4 radio solution

STMicroelectronics 

STM32WB55xx STM32WB35xx

Pinouts and pin description

Table 17. STM32WB35xx pin and ball definitions (continued)

Pin

Name (function

after reset)

Alternate functions

Additional functions

TIM1_CH2, SAI1_PDM_DI2,

18

PA9

I/O FT_fa - I2C1_SCL, SPI2_SCK, USART1_TX, COMP1_INM, ADC1_IN16

SAI1_FS_A, CM4_EVENTOUT

RTC_OUT, LPTIM1_OUT,

19

PB2

I/O FT_a - I2C3_SMBA, SPI1_NSS,

COMP1_INP

SAI1_EXTCLK, CM4_EVENTOUT

20

VDD

S

-

-

-

-

21

RF1

I/O RF

(4)

-

-

22

VSSRF

S-

-

-

-

23

VDDRF

S

-

-

-

-

24

OSC_OUT

O RF

(5)

-

-

25

OSC_IN

I

RF

(5)

-

-

26

AT0

O RF

(6)

-

-

27

AT1

O RF

(6)

-

-

28

PB0

I/O TT

(7) COMP1_OUT, CM4_EVENTOUT,

EXT_PA_TX

-

29

PB1

I/O TT

(7) LPUART1_RTS_DE, LPTIM2_IN1,

CM4_EVENTOUT

-

30

PE4

I/O FT

- CM4_EVENTOUT

-

31

VFBSMPS

S

-

-

-

-

32

VSSSMPS

S

-

-

-

-

33

VLXSMPS

S

-

-

-

-

34

VDDSMPS

S

-

-

-

-

35

VDD

S

-

-

-

-

TIM1_CH3, SAI1_PDM_DI1,

36

PA10

I/O FT_f

-

I2C1_SDA, USART1_RX,

USB_CRS_SYNC, SAI1_SD_A,

-

TIM17_BKIN, CM4_EVENTOUT

TIM1_CH4, TIM1_BKIN2,

37

PA11

I/O FT_u - SPI1_MISO, USART1_CTS,

-

USB_DM, CM4_EVENTOUT

TIM1_ETR, SPI1_MOSI,

38

PA12

I/O FT_u - LPUART1_RX, USART1_RTS_DE,

-

USB_DP, CM4_EVENTOUT

39

PA13

(JTMS-SWDIO)

I/O

FT

(8) JTMS-SWDIO, IR_OUT, USB_NOE,

SAI1_SD_B, CM4_EVENTOUT

-

40

VDDUSB

S

-

-

-

-

DS11929 Rev 10

71/193

80

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