Table 44. Output Voltage Characteristics - STMicroelectronics STM32L162RC Manual

STM32L162VC, STM32L162RC
Output driving current
The GPIOs (general purpose input/outputs) can sink or source up to ±8 mA, and sink or
source up to ±20 mA with the non-standard V
In the user application, the number of I/O pins which can drive current must be limited to
respect the absolute maximum rating specified in
•
The sum of the currents sourced by all the I/Os on V
consumption of the MCU sourced on V
I
VDD(
•
The sum of the currents sunk by all the I/Os on V
consumption of the MCU sunk on V
I
VSS(
Output voltage levels
Unless otherwise specified, the parameters given in
performed under the conditions summarized in
compliant.
Symbol
(1)(2)
V
OL
(2)(3)
V
OH
(3)(4)
V
OL
(3)(4)
V
OH
(1)(4)
V
OL
(3)(4)
V
OH
1. The I
IO
and the sum of I
2. Guaranteed by test in production.
3. The I
IO
Table 12
4. Guaranteed by characterization results.
(see Table 12).
)
Σ
(see Table 12).
)
Σ

Table 44. Output voltage characteristics

Parameter
Output low level voltage for an I/O pin
Output high level voltage for an I/O pin
Output low level voltage for an I/O pin
Output high level voltage for an I/O pin
Output low level voltage for an I/O pin
Output high level voltage for an I/O pin
current sunk by the device must always respect the absolute maximum rating specified in
(I/O ports and control pins) must not exceed I
IO
current sourced by the device must always respect the absolute maximum rating specified in
and the sum of I (I/O ports and control pins) must not exceed I
IO
DocID022881 Rev 10
/V specifications given in
OL OH
Section 6.2:
plus the maximum Run
DD,
cannot exceed the absolute maximum rating
DD,
plus the maximum Run
SS
cannot exceed the absolute maximum rating
SS
Table 44 are derived from tests
Table 14. All I/Os are CMOS and TTL
Conditions
I = 8 mA
IO
2.7 V < V < 3.6 V
DD
I = 4 mA
IO
1.65 V < V < 3.6 V
DD
I = 20 mA
IO
2.7 V < V < 3.6 V
DD
.
VSS
Table 44.
Min Max
- 0.4
V -0.4 -
DD
- 0.45
V -0.45 -
DD
- 1.3
V -1.3 -
DD
Table 12
.
VDD
Unit
V
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