Datasheet

DS10198 Rev 8 115/270
STM32L476xx Electrical characteristics
238
6.1.7 Current consumption measurement
Figure 21. Current consumption measurement scheme with and without external
SMPS power supply
6.2 Absolute maximum ratings
Stresses above the absolute maximum ratings listed in Table 20: Voltage characteristics,
Table 21: Current characteristics and Table 22: Thermal characteristics may cause
permanent damage to the device. These are stress ratings only and functional operation of
the device at these conditions is not implied. Exposure to maximum rating conditions for
extended periods may affect device reliability. Device mission profile (application conditions)
is compliant with JEDEC JESD47 qualification standard, extended mission profiles are
available on demand.
MSv45730V1
I
DD_USB
V
DDUSB
I
DD_VBAT
V
BAT
I
DD
V
DD
V
DDIO2
I
DDA
V
DDA
I
DD_USB
V
DDUSB
I
DD_VBAT
V
BAT
I
DD
V
DD
V
DDIO2
I
DDA
V
DDA
V
DD12
SMPS
Table 20. Voltage characteristics
(1)
Symbol Ratings Min Max Unit
V
DDX
- V
SS
External main supply voltage (including
V
DD
, V
DDA
, V
DDIO2
, V
DDUSB
, V
LCD
, V
BAT
)
-0.3 4.0 V
V
DD12
- V
SS
External SMPS supply voltage
Range 1 -0.3
1.4 V
Range 2 -0.3
V
IN
(2)
Input voltage on FT_xxx pins
V
SS
-0.3
min (V
DD
, V
DDA
, V
DDIO2
, V
DDUSB
,
V
LCD
) +
4.0
(3)(4)
V
Input voltage on TT_xx pins V
SS
-0.3 4.0
Input voltage on BOOT0 pin V
SS
9.0
Input voltage on any other pins V
SS
-0.3 4.0
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