STM32L151RB(2013) View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

STM32L151RB
(Rev.:2013)

Ultra-low-power 32-bit MCU ARM®-based Cortex®-M3, 128KB Flash, 16KB SRAM, 4KB EEPROM, LCD, USB, ADC, DAC

STMicroelectronics 

Electrical characteristics

6.1.6

Power supply scheme

Figure 12. Power supply scheme

STM32L151x6/8/B, STM32L152x6/8/B

Standby-power circuitry

(OSC32K,RTC,

Wake-up logic

RTC backup registers)

GP I/Os

VDD

11 × 100 nF

+ 1 × 4.7 µF

VDD1/2/.../5

VSS1/2/.../5

VDD

VDDA

10 nF

+ 1 µF

VREF

10 nF

+ 1 µF

VREF+

VREF-

VSSA

O UT

IO

Logic

IN

Regulator

Kernel logic

(CPU,

Digital

& Memories)

ADC

Analog:

RCs, PLL,

...

ai15401c

6.1.7

Current consumption measurement

Figure 13. Current consumption measurement scheme

IDD

VDD

VDDA

ai14126b

48/121

Doc ID 17659 Rev 8

Share Link: