STM32WB55CCU7ATR View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STM32WB55CCU7ATR

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

STMicroelectronics 

Electrical characteristics

STM32WB55xx STM32WB35xx

Multi-speed internal (MSI) RC oscillator

Symbol

fMSI

∆TEMP(MSI)(2)

Table 60. MSI oscillator characteristics(1)

Parameter

Conditions

MSI frequency

after factory

calibration, done

at VDD=3 V and

TA=30 °C

Range 0

Range 1

Range 2

Range 3

Range 4

Range 5

MSI mode

Range 6

Range 7

Range 8

Range 9

Range 10

Range 11

Range 0

Range 1

Range 2

Range 3

Range 4

PLL mode Range 5

XTAL=

32.768 kHz Range 6

Range 7

Range 8

Range 9

MSI oscillator

frequency drift MSI mode

over temperature

Range 10

Range 11

TA= -0 to 85 °C

TA= -40 to 125 °C

Min Typ Max Unit

98.7 100 101.3

197.4 200 202.6

kHz

394.8 400 405.2

789.6 800 810.4

0.987 1 1.013

1.974 2 2.026

3.948 4 4.052

7.896 8 8.104

MHz

15.79 16 16.21

23.69 24 24.31

31.58 32 32.42

47.38 48 48.62

- 98.304 -

- 196.608 -

kHz

- 393.216 -

- 786.432 -

-

1.016

-

-

1.999

-

-

3.998

-

-

7.995

-

MHz

- 15.991 -

- 23.986 -

- 32.014 -

- 48.005 -

-3.5

-

-8

-

3

%

6

124/193

DS11929 Rev 10

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