STM32L412RBI3PTR datasheet(7/192 Pages) STMICROELECTRONICS

7 / 192 page

DS12469 Rev 4

7/192

STM32L412xx

List of tables

Table 1.

Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Table 2.

STM32L412xx family device features and peripheral counts . . . . . . . . . . . . . . . . . . . . . . . 13

Table 3.

Access status versus readout protection level and execution modes. . . . . . . . . . . . . . . . . 17

Table 4.

STM32L412xx modes overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Table 5.

Functionalities depending on the working mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Table 6.

STM32L412xx peripherals interconnect matrix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Table 7.

DMA implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Table 8.

Temperature sensor calibration values. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Table 9.

Internal voltage reference calibration values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Table 10.

Timer feature comparison . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

Table 11.

I2C implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Table 12.

STM32L412xx USART/UART/LPUART features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Table 13.

Legend/abbreviations used in the pinout table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54

Table 14.

STM32L412xx pin definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

Table 15.

Alternate function AF0 to AF7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

Table 16.

Alternate function AF8 to AF15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65

Table 17.

STM32L412xx memory map and peripheral register boundary addresses . . . . . . . . . . . . 69

Table 18.

Voltage characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74

Table 19.

Current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75

Table 20.

Thermal characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76

Table 21.

General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77

Table 22.

Operating conditions at power-up / power-down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78

Table 23.

Embedded reset and power control block characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . 78

Table 24.

Embedded internal voltage reference. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81

Table 25.

Current consumption in Run and Low-power run modes, code with data processing

running from Flash, ART enable (Cache ON Prefetch OFF) . . . . . . . . . . . . . . . . . . . . . . . 84

Table 26.

Current consumption in Run modes, code with data processing running from Flash,

ART enable (Cache ON Prefetch OFF) and power supplied by external SMPS

(VDD12 = 1.10 V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85

Table 27.

Current consumption in Run and Low-power run modes, code with data processing

running from Flash, ART disable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86

Table 28.

Current consumption in Run modes, code with data processing running from Flash,

ART disable and power supplied by external SMPS (VDD12 = 1.10 V). . . . . . . . . . . . . . . 87

Table 29.

Current consumption in Run and Low-power run modes, code with data processing

running from SRAM1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88

Table 30.

Current consumption in Run, code with data processing running from

SRAM1 and power supplied by external SMPS (VDD12 = 1.10 V) . . . . . . . . . . . . . . . . . . 89

Table 31.

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

running from Flash, ART enable (Cache ON Prefetch OFF) . . . . . . . . . . . . . . . . . . . . . . . 90

Table 32.

Typical current consumption in Run, with different codes running from Flash,

ART enable (Cache ON Prefetch OFF) and power supplied by external SMPS

(VDD12 = 1.10 V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90

Table 33.

Typical current consumption in Run, with different codes running from Flash,

ART enable (Cache ON Prefetch OFF) and power supplied by external SMPS

(VDD12 = 1.00 V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91

Table 34.

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

running from Flash, ART disable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92

Table 35.

Typical current consumption in Run modes, with different codes running from

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