STM32L471XX Datasheet, PDF (144/218 Pages) STMicroelectronics – Batch acquisition mode

Electrical characteristics
STM32L471xx
Figure 23. Recommended NRST pin protection
([WHUQDO
UHVHWFLUFXLW^
1567 ^
—)
9 _''
5 ₃₈
)LOWHU
,QWHUQDOUHVHW
069
1. The reset network protects the device against parasitic resets.
2.
The user must ensure that the level
Table 61: NRST pin characteristics.
on the NRST pin can go below
Otherwise the reset will not be
ttahkeeVn^ILin^(Nto^RSa^Tc⁾cmouanxt
level specified
by the device.
in
6.3.16 Analog switches booster
Table 62. Analog switches booster characteristics⁽¹⁾
Symbol
Parameter
Min
Typ
Max
Unit
V_DD
V_BOOST
Supply voltage
Boost supply
1.62
-
2.7
-
3.6
V
4
t_SU(BOOST) Booster startup time
-
-
240
µs
Booster consumption for
1.62 V ≤ V_DD ≤ 2.0 V
-
-
250
I_DD(BOOST)
Booster consumption for
2.0 V ≤ V_DD ≤ 2.7 V
-
-
500
µA
Booster consumption for
2.7 V ≤ V_DD ≤ 3.6 V
-
-
900
1. Guaranteed by design.
144/218
DocID027226 Rev 1