Datasheet

DocID15056 Rev 5 29/80
STM32F102x8, STM32F102xB Electrical characteristics
79
Table 6. Current characteristics
Symbol Ratings Max. Unit
I
VDD
Total current into V
DD
/V
DDA
power lines (source)
(1)
1. All main power (V
DD
, V
DDA
) and ground (V
SS
, V
SSA
) pins must always be connected to the external power
supply, in the permitted range.
150
mA
I
VSS
Total current out of V
SS
ground lines (sink)
(1)
150
I
IO
Output current sunk by any I/O and control pin 25
Output current source by any I/Os and control pin − 25
I
INJ(PIN)
(2)
2. Negative injection disturbs the analog performance of the device. See Note: on page 66.
Injected current five volt tolerant pins
(3)
3. Positive injection is not possible on these I/Os. A negative injection is induced by V
IN
<V
SS
. I
INJ(PIN)
must
never be exceeded. Refer to Table 5 for maximum allowed input voltage values.
−5/+0
Injected current on any other pin
(4)
4. A positive injection is induced by V
IN
>V
DD
while a negative injection is induced by V
IN
<V
SS
. I
INJ(PIN)
must
never be exceeded. Refer to Table 5 for maximum allowed input voltage values.
± 5
ΣI
INJ(PIN)
Total injected current (sum of all I/O and control pins)
(5)
5. When several inputs are submitted to a current injection, the maximum ΣI
INJ(PIN)
is the absolute sum of the
positive and negative injected currents (instantaneous values).
± 25
Table 7. Thermal characteristics
Symbol Ratings Value Unit
T
STG
Storage temperature range –65 to +150 °C
T
J
Maximum junction temperature 150 °C