Datasheet

DocID027100 Rev 4 71/149
STM32L072xx Electrical characteristics
120
Table 34. Current consumption in Sleep mode
Symbol Parameter Condition f
HCLK
(MHz) Typ Max
(1)
Unit
I
DD
(Sleep)
Supply current in
Sleep mode, Flash
memory switched
OFF
f
HSE
= f
HCLK
up to
16 MHz included,
f
HSE
= f
HCLK
/2 above
16 MHz (PLL ON)
(2)
Range3,
Vcore=1.2 V
VOS[1:0]=11
1 43,5 110
µA
272140
4 130 200
Range2,
Vcore=1.5 V
VOS[1:0]=10
4 160 220
8 305 380
16 590 690
Range1,
Vcore=1.8 V
VOS[1:0]=01
8 370 460
16 715 840
32 1650 2000
MSI clock
Range3,
Vcore=1.2 V
VOS[1:0]=11
0,065 18 93
0,524 31,5 110
4,2 140 230
HSI clock source
(16 MHz)
Range2,
Vcore=1.5 V
VOS[1:0]=10
16 665 850
Range1,
Vcore=1.8 V
VOS[1:0]=01
32 1750 2100
Supply current in
Sleep mode, Flash
memory switched
ON
f
HSE
= f
HCLK
up to
16MHz included,
f
HSE
= f
HCLK
/2 above
16 MHz (PLL ON)
(2)
Range3,
Vcore=1.2 V
VOS[1:0]=11
1 57,5 130
284160
4 150 220
Range2,
Vcore=1.5 V
VOS[1:0]=10
4 170 240
8 315 400
16 605 710
Range1,
Vcore=1.8 V
VOS[1:0]=01
8 380 470
16 730 860
32 1650 2000
MSI clock
Range3,
Vcore=1.2 V
VOS[1:0]=11
0,065 29,5 110
0,524 44,5 120
4,2 150 240
HSI clock source
(16MHz)
Range2,
Vcore=1.5 V
VOS[1:0]=10
16 680 930
Range1,
Vcore=1.8 V
VOS[1:0]=01
32 1750 2200
1. Guaranteed by characterization results at 125 °C, unless otherwise specified.
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