STM32L432KB datasheet(95/149 Pages) STMICROELECTRONICS

No. de pieza	STM32L432KB

Descripción Electrónicos	Batch acquisition mode

PDF	149 Pages

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Fabricante Electrónico	STMICROELECTRONICS [STMicroelectronics]

Página de inicio	http://www.st.com

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95 / 149 page

DocID028798 Rev 2

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STM32L432KB STM3L432KC

Electrical characteristics

142

Figure 15. Typical current consumption versus MSI frequency

High-speed internal 48 MHz (HSI48) RC oscillator

Table 46. HSI48 oscillator characteristics(1)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

fHSI48

HSI48 Frequency

VDD=3.0V, TA=30°C

MHz

TRIM

HSI48 user trimming step

0.11(2)

0.18(2)

USER TRIM

COVERAGE

HSI48 user trimming coverage

±32 steps

±3(3)

±3.5(3)

DuCy(HSI48) Duty Cycle

45(2)

-55(2)

ACCHSI48_REL

Accuracy of the HSI48 oscillator

over temperature (factory

calibrated)

VDD = 3.0 V to 3.6 V,

TA = –15 to 85 °C

±3(3)

VDD = 1.65 V to 3.6 V,

TA = –40 to 125 °C

±4.5(3)

DVDD(HSI48)

HSI48 oscillator frequency drift

with VDD

VDD = 3 V to 3.6 V

0.025(3)

0.05(3)

VDD = 1.65 V to 3.6 V

0.05(3)

0.1(3)

tsu(HSI48)

HSI48 oscillator start-up time

2.5(2)

6(2)

μs

IDD(HSI48)

HSI48 oscillator power

consumption

340(2)

380(2)

μA

STM32L432KB Datasheet(PDF) 95 Page - STMicroelectronics

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