Datasheet

Table Of Contents
Electrical characteristics STM32WLE5J8/JB/JC
82/135 DS13105 Rev 4
Table 44. Current consumption in Standby mode
Symbol Parameter
Conditions Typ Max
(1)
Unit
-V
DD
(V) 0 °C 25 °C 55 °C 85 °C 0 °C 25 °C 85 °C
I
DD
(Standby)
Supply current in Standby mode
RTC disabled
Backup registers retained
No retention
1.8 0.009 0.027 0.245 1.00 TBD TBD TBD
µA
2.4 0.022 0.051 0.340 1.35 TBD TBD TBD
3.0 0.046 0.071 0.470 1.75 TBD TBD TBD
3.6 0.075 0.125 0.650 2.30 TBD TBD TBD
SRAM2 retained
1.8 0.130 0.205 0.820 2.90 0.200 0.550 8.20
2.4 0.140 0.225 0.915 3.25 TBD TBD TBD
3.0 0.165 0.255 1.05 3.70 0.280 0.710 9.40
3.6 0.190 0.300 1.20 4.25 0.330 0.770 10.0
I
DD
(Standby with
RTC)
Supply current in Standby mode
(backup registers and SRAM2
retained)
RTC enabled
RTC clocked by LSI
(PREDIV = 1)
1.8 0.215 0.295 0.895 3.10 TBD TBD TBD
2.4
0.230 0.325 0.990 3.45 TBD TBD TBD
3.0
0.260 0.360 1.15 3.95 TBD TBD TBD
3.6
0.305 0.425 1.30 4.55 TBD TBD TBD
RTC clocked by LSE
quartz
(2)
in low drive
mode
1.8
0.270 0.350 0.975 3.15 TBD TBD TBD
2.4
0.295 0.390 1.10 3.50 TBD TBD TBD
3.0
0.345 0.445 1.25 4.00 TBD TBD TBD
3.6
0.415 0.535 1.45 4.60 TBD TBD TBD
1. Guaranteed by characterization results, unless otherwise specified.
2. Based on characterization done with a 32.768 kHz crystal (MC306-G-06Q-32.768, manufacturer JFVNY) with two 6.8 pF loading capacitors.