STM32WB35RCU6 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STM32WB35RCU6

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

STMicroelectronics 

STM32WB55xx STM32WB35xx

Electrical characteristics

Figure 25. Typical current consumption vs. MSI frequency

High-speed internal 48 MHz (HSI48) RC oscillator

Table 61. HSI48 oscillator characteristics(1)

Symbol

Parameter

Conditions

Min

fHSI48

TRIM

HSI48 frequency

HSI48 user trimming step

VDD = 3.0 V, TA = 30 °C

-

USER TRIM

COVERAGE

HSI48 user trimming coverage

±32 steps

DuCy(HSI48) Duty cycle

-

Accuracy of the HSI48 oscillator

ACCHSI48_REL over temperature

(factory calibrated)

VDD = 3.0 V to 3.6 V,

TA = –15 to 85 °C

VDD = 1.65 V to 3.6 V,

TA = –40 to 125 °C

DVDD(HSI48)

HSI48 oscillator frequency drift

with VDD

VDD = 3 V to 3.6 V

VDD = 1.65 V to 3.6 V

tsu(HSI48) HSI48 oscillator start-up time

-

IDD(HSI48) HSI48 oscillator power consumption

-

-

-

±3(3)

45(2)

-

-

-

-

-

-

Typ

48

0.11(2)

±3.5(3)

-

-

Max Unit

- MHz

0.18(2)

-

55(2)

±3(3) %

-

±4.5(3)

0.025(3) 0.05(3)

0.05(3) 0.1(3)

2.5(2)

6(2)

μs

340(2) 380(2) μA

DS11929 Rev 10

127/193

169

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