STM32L431 datasheet(91/200 Pages) STMICROELECTRONICS

Part #	STM32L431

Description	RTC with HW calendar, alarms and calibration

PDF	200 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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91 / 200 page

DocID028800 Rev 1

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STM32L431xx

Electrical characteristics

168

Table 28. Typical current consumption in Run and Low-power run modes, with different codes

running from Flash, ART enable (Cache ON Prefetch OFF)

Symbol

Parameter

Conditions

TYP

Unit

TYP

Unit

Voltage

scaling

Code

25 °C

IDD(Run)

Supply

current in

Run mode

fHCLK = fHSE up

to 48 MHz

included, bypass

mode PLL ON

above 48 MHz

all peripherals

disable

Reduced code(1)

2.37

µA/MHz

Coremark

2.69

103

Dhrystone 2.1

2.74

105

Fibonacci

2.58

While(1)

2.30

Reduced code(1)

8.53

107

µA/MHz

Coremark

9.68

121

Dhrystone 2.1

9.76

122

Fibonacci

9.27

116

While(1)

8.20

103

IDD(LPRun)

Supply

current in

Low-power

run

fHCLK = fMSI = 2 MHz

all peripherals disable

Reduced code(1)

211

µA

106

µA/MHz

Coremark

251

126

Dhrystone 2.1

269

135

Fibonacci

230

115

While(1)

286

143

1. Reduced code used for characterization results provided in Table 25, Table 26, Table 27.

STM32L431 Datasheet(PDF) 91 Page - STMicroelectronics

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