STM32L412R8T3TR datasheet(77/192 Pages) STMICROELECTRONICS

部件名	STM32L412R8T3TR

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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77 / 192 page

DS12469 Rev 4

77/192

STM32L412xx

Electrical characteristics

163

6.3

Operating conditions

6.3.1

General operating conditions

Table 21. General operating conditions

Symbol

Parameter

Conditions

Min

Max

Unit

fHCLK Internal AHB clock frequency

MHz

fPCLK1 Internal APB1 clock frequency

fPCLK2 Internal APB2 clock frequency

VDD

Standard operating voltage

1.71

(1)

3.6

VDDA Analog supply voltage

ADC or COMP used

1.62

3.6

OPAMP used

1.8

ADC, OPAMP, COMP not used

VDD12 Standard operating voltage

Full frequency range

1.08

1.32

Up to 26 MHz

1.00

VBAT

Backup operating voltage

1.55

3.6

VDDUSB USB supply voltage

USB used

3.0

3.6

USB not used

3.6

VIN

I/O input voltage

TT_xx I/O

-0.3

VDDIOx+0.3

All I/O except TT_xx

-0.3

Min(Min(VDD, VDDA,

VDDUSB)+3.6 V,

5.5 V)(2)(3)

Power dissipation at

TA = 85 °C for suffix 6

TA = 105 °C for suffix 7(4)

LQFP64

303

UFBGA64

317

LQFP48

294

UFQFPN48

667

WLCSP36

235

LQFP32

294

UFQFPN32

541

Power dissipation at

TA = 125 °C for suffix 3(4)

LQFP64

UFBGA64

LQFP48

UFQFPN48

167

WLCSP36

LQFP32

UFQFPN32

135

STM32L412R8T3TR 数据表(PDF) 77 Page - STMicroelectronics

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