Datasheet

Electrical characteristics STM32F103x4, STM32F103x6
32/90 Doc ID 15060 Rev 6
5.3 Operating conditions
5.3.1 General operating conditions
Table 7. 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 2. on page 71.
Injected current on 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 6: Voltage characteristics for the 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 6: Voltage characteristics for the 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 8. Thermal characteristics
Symbol Ratings Value Unit
T
STG
Storage temperature range –65 to +150 °C
T
J
Maximum junction temperature 150 °C
Table 9. General operating conditions
Symbol Parameter Conditions Min Max Unit
f
HCLK
Internal AHB clock frequency 0 72
MHzf
PCLK1
Internal APB1 clock frequency 0 36
f
PCLK2
Internal APB2 clock frequency 0 72
V
DD
Standard operating voltage 2 3.6
VV
DDA
(1)
Analog operating voltage
(ADC not used)
Must be the same potential
as V
DD
(2)
23.6
Analog operating voltage
(ADC used)
2.4 3.6
V
BAT
Backup operating voltage 1.8 3.6