STM32WB55 datasheet(187/193 Pages) STMICROELECTRONICS

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DS11929 Rev 11

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STM32WB55xx STM32WB35xx

Revision history

192

Revision history

Table 107. Document revision history

Date

Revision

Changes

25-Jul-2017

Initial release.

04-Apr-2018

Updated document title, Features, Section 1: Introduction, Section 2:

Description, Section 3.1: Architecture, Section 3.3.2: Memory protection

unit, Section 3.3.3: Embedded Flash memory, Section 3.4: Security and

safety, Section 3.6: RF subsystem, Section 3.6.1: RF front-end block

diagram, Section 3.6.2: BLE general description, Section 3.7.1: Power

supply distribution, Section 3.7.2: Power supply schemes, Section 3.7.4:

Power supply supervisor, Section 3.10: Clocks and startup, Section 3.14:

Analog to digital converter (ADC), Section 3.19: True random number

generator (RNG), Section 5: Memory mapping, Section 6.3.25: SMPS

step-down converter characteristics and Section 7.5.2: Selecting the

product temperature range.

Updated Table 2: STM32WB55xx devices features and peripheral

counts, Table 6: Power supply typical components, Table 7: Features

over all modes, Table 8: STM32WB55xx modes overview, Table 13:

Timer features, Table 15: Legend/abbreviations used in the pinout table,

Table 16: STM32WB55xx pin and ball definitions, Table 17: Alternate

functions, Table 23: RF transmitter BLE characteristics, Table 26: RF

receiver BLE characteristics (1 Mbps) and added footnote to it, Table 28:

RF BLE power consumption for VDD = 3.3 V, Table 31: RF 802.15.4

power consumption for VDD = 3.3 V, Table 37: Typical current

consumption in Run and Low-power run modes, with different codes

running from Flash, ART enable (Cache ON Prefetch OFF), VDD= 3.3 V,

Table 38: Typical current consumption in Run and Low-power run modes,

with different codes running from SRAM1, VDD = 3.3 V, Table 40:

Current consumption in Low-power sleep modes, Flash memory in Power

down, Table 41: Current consumption in Stop 2 mode, Table 42: Current

consumption in Stop 1 mode, Table 43: Current consumption in Stop 0

mode, Table 44: Current consumption in Standby mode, Table 45:

Current consumption in Shutdown mode, Table 48: Peripheral current

consumption, Table 104: Package thermal characteristics and Table 97:

STM32WB55xx ordering information scheme.

Added Table 47: Current under Reset condition.

Updated Figure 1: STM32WB55xx block diagram, Figure 2:

STM32WB55xx RF front-end block diagram, Figure 4: Power distribution,

Figure 6: Power supply overview, Figure 7: Clock tree, Figure 8:

STM32WB55Cx UFQFPN48 pinout(1)(2), Figure 9: STM32WB55Rx

VFQFPN68 pinout(1)(2), Figure 10: STM32WB55Vx WLCSP100 ballout(1)

and Figure 14: Power supply scheme (all packages except UFBGA129).

STM32WB55 Datasheet(PDF) 187 Page - STMicroelectronics

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