Datasheet

Electrical characteristics STM32L15xCC STM32L15xRC STM32L15xUC STM32L15xVC
62/132 DocID022799 Rev 6
2. Oscillator bypassed (HSEBYP = 1 in RCC_CR register).
Table 19. Current consumption in Run mode, code with data processing running from RAM
Symbol Parameter Conditions f
HCLK
Typ Max
(1)
Unit
I
DD
(Run
from
RAM)
Supply current in
Run mode, code
executed from
RAM, Flash
switched off
f
HSE
= f
HCLK

up to 16 MHz,
included 
f
HSE
= f
HCLK
/2 above
16 MHz
(PLL ON)
(2)
Range 3, 
V
CORE
=1.2 V VOS[1:0]
= 11
1 MHz 160 240
µA2 MHz 310 410
4 MHz 710 880
(3)
Range 2, 
V
CORE
=1.5 V VOS[1:0]
= 10
4 MHz 0.79 1.4
mA
8 MHz 1.55 2.1
16 MHz 3.0 3.5
Range 1, 
V
CORE
=1.8 V
VOS[1:0] = 01
8 MHz 2.2 2.8
16 MHz 3.6 4.1
32 MHz 7.3 8.3
HSI clock source (16
MHz)
Range 2, 
V
CORE
=1.5 V VOS[1:0]
= 10
16 MHz 3.1 3.5
Range 1, 
V
CORE
=1.8 V VOS[1:0]
= 01
32 MHz 7.4 8.4
MSI clock, 65 kHz
Range 3, 
V
CORE
=1.2 V VOS[1:0]
= 11
65 kHz 36 85
µAMSI clock, 524 kHz 524 kHz 110 160
MSI clock, 4.2 MHz 4.2 MHz 640 810
1. Based on characterization, not tested in production, unless otherwise specified.
2. Oscillator bypassed (HSEBYP = 1 in RCC_CR register).
3. Tested in production.