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STM32L552CET6PTR 数据表(PDF) 35 Page - STMicroelectronics |
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STM32L552CET6PTR 数据表(HTML) 35 Page - STMicroelectronics |
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35 / 340 page ![]() DS12737 Rev 6 35/340 STM32L552xx Functional overview 78 Figure 3. STM32L552xxxxP power supply overview MSv49336V1 VDDA domain Backup domain Standby circuitry (Wakeup logic, IWDG) Voltage regulator Low voltage detector LSE crystal 32 K osc BKP registers RCC BDCR register RTC I/O ring VCORE domain Temp. sensor Reset block 3 x PLL, HSI, MSI Flash memory USB transceivers VDDUSB VDDIO2 VDDIO1 I/O ring PG[15:2] VDDIO2 VDDA VSSA VSS VSS VDDIO2 domain VDD domain VCORE VSS VDD VBAT Core SRAM1 SRAM2 Digital peripherals 2 x D/A converters 2 x A/D converters 2 x comparators 2 x operational amplifiers Voltage reference buffer 2x VDD12 |
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