STM32WL33CB datasheet(42/91 Pages) STMICROELECTRONICS

42 / 91 page

Table 14. Current consumption in Run and WFI mode with SMPS ON (SMPS frequency 4 MHz, SMPS Vout

=1.4 V)

Symbol

Parameter

Test condition

Typ.

VDD = 3.3 V

Unit

ICORE

Supply current

CPU in Run (16 MHz). Dhrystone, clock source PLL64

2172

µA

CPU in Run (32 MHz). Dhrystone, clock source PLL64

2532

µA

CPU in Run (64 MHz). Dhrystone, clock source PLL64

3210

µA

CPU in WFI (16 MHz), all peripherals off, clock source PLL64

1899

µA

CPU in WFI (32 MHz), all peripherals off, clock source PLL64

1984

µA

CPU in WFI (64 MHz), all peripherals off, clock source PLL64

2143

µA

IDYNAMIC Dynamic current

Computed value: (CPU 64 MHz Dhrystone - CPU 32 MHz Dhrystone) /

21.18

μA/MHz

Table 15. Current consumption in Run and WFI mode with SMPS bypassed

Symbol

Parameter

Test condition

Typ.

VDD = 3.3 V

Unit

ICORE

Supply current in Run mode

CPU in Run (16 MHz). Dhrystone, clock source PLL64

2422

µA

CPU in Run (32 MHz). Dhrystone, clock source PLL64

3245

µA

CPU in Run (64 MHz). Dhrystone, clock source PLL64

4771

µA

CPU in WFI (16 MHz), all peripherals off, clock source PLL64

1788

µA

CPU in WFI (32 MHz), all peripherals off, clock source PLL64

1989

µA

CPU in WFI (64 MHz), all peripherals off, clock source PLL64

2368

µA

IDYNAMIC Dynamic current

Computed value: (CPU 64 MHz Dhrystone - CPU 32 MHz

Dhrystone) / 32

47.68

µA/MHz

STM32WL33xx

Electrical characteristics

DS14221 - Rev 5

page 42/91

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