STM32L452VCU6 datasheet(7/210 Pages) STMICROELECTRONICS

7 / 210 page

DocID029968 Rev 3

7/210

STM32L452xx

List of tables

Table 1.

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

Table 2.

STM32L452xx family device features and peripheral counts . . . . . . . . . . . . . . . . . . . . . . . 14

Table 3.

Access status versus readout protection level and execution modes. . . . . . . . . . . . . . . . . 18

Table 4.

STM32L452xx modes overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Table 5.

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

Table 6.

STM32L452xx peripherals interconnect matrix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Table 7.

DMA implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Table 8.

Temperature sensor calibration values. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

Table 9.

Internal voltage reference calibration values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

Table 10.

DFSDM1 implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Table 11.

Timer feature comparison . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Table 12.

I2C implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

Table 13.

STM32L452xx USART/UART/LPUART features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

Table 14.

SAI implementation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Table 15.

Legend/abbreviations used in the pinout table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

Table 16.

STM32L452xx pin definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

Table 17.

Alternate function AF0 to AF7 (for AF8 to AF15 see Table 18) . . . . . . . . . . . . . . . . . . . . . 71

Table 18.

Alternate function AF8 to AF15 (for AF0 to AF7 see Table 17) . . . . . . . . . . . . . . . . . . . . . 77

Table 19.

STM32L452xx memory map and peripheral register boundary addresses . . . . . . . . . . . . 83

Table 20.

Voltage characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88

Table 21.

Current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

Table 22.

Thermal characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90

Table 23.

General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91

Table 24.

Operating conditions at power-up / power-down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92

Table 25.

Embedded reset and power control block characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . 92

Table 26.

Embedded internal voltage reference. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95

Table 27.

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

running from Flash, ART enable (Cache ON Prefetch OFF) . . . . . . . . . . . . . . . . . . . . . . . 98

Table 28.

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) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99

Table 29.

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

running from Flash, ART disable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100

Table 30.

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

ART disable and power supplied by external SMPS (VDD12 = 1.10 V). . . . . . . . . . . . . . 101

Table 31.

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

running from SRAM1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102

Table 32.

Current consumption in Run, code with data processing running from

SRAM1 and power supplied by external SMPS (VDD12 = 1.10 V) . . . . . . . . . . . . . . . . . 103

Table 33.

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

running from Flash, ART enable (Cache ON Prefetch OFF) . . . . . . . . . . . . . . . . . . . . . . 104

Table 34.

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) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104

Table 35.

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

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

(VDD12 = 1.05 V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105

Table 36.

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

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