STM32L412RBY3PTR datasheet(23/192 Pages) STMICROELECTRONICS

部件名	STM32L412RBY3PTR

功能描述	Ultra-low-power Arm® Cortex®-M4 32-bit MCUFPU, 100DMIPS, up to 128KB Flash, 40KB SRAM, analog, ext. SMPS

PDF	192 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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Table 4. STM32L412xx modes overview

Mode

Regulator(1)

CPU Flash SRAM Clocks

DMA & Peripherals(2)

Wakeup source

Consumption(3)

Wakeup time

Run

MR range 1

Yes

ON(4)

Any

All

N/A

91 µA/MHz

N/A

SMPS range 2 high

34 µA/MHz

MR range2

All except USB_FS, RNG

79 µA/MHz

SMPS range 2 low

28 µA/MHz

LPRun

LPR

Yes

ON(4)

Any

except

PLL

All except USB_FS, RNG

N/A

83 µA/MHz

to Range 1: 4 µs

to Range 2: 64 µs

Sleep

MR range 1

ON(4)

ON(5)

Any

All

Any interrupt or

event

21 µA/MHz

6 cycles

SMPS range 2 high

7.5 µA/MHz

MR range2

All except USB_FS, RNG

20 µA/MHz

SMPS range 2 low

7 µA/MHz

LPSleep

LPR

ON(4)

ON(5)

Any

except

PLL

All except USB_FS, RNG

Any interrupt or

event

83 µA/MHz

6 cycles

Stop 0

MR Range 1

OFF

LSE

LSI

BOR, PVD, PVM

RTC, IWDG

COMP1, OPAMP1

USARTx (x=1...3)(6)

LPUART1(6)

I2Cx (x=1...3)(7)

LPTIMx (x=1,2)

***

All other peripherals are

frozen.

Reset pin, all I/Os

BOR, PVD, PVM

RTC, IWDG

COMP1

USARTx (x=1...3)(6)

LPUART1(6)

I2Cx (x=1...3)(7)

LPTIMx (x=1,2)

USB_FS(8)

105 µA

2.47 µs in SRAM

4.1 µs in Flash

MR Range 2

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