STM8T143AU62TTR Datasheet, PDF (39/65 Pages) STMicroelectronics – Single-channel capacitive sensor for touch and proximity detection

STM8T143
Electrical characteristics
9.3.2
Note:
9.3.3
Average current consumption
Test conditions: T_A = 25 °C, C_X = 20 pF, and R_X = 2 kΩ
Table 11. Average current consumption
Symbol
Parameter
Conditions
Typ. Max.
Normal power mode⁽¹⁾
Low power mode 1⁽²⁾
Low power mode 2⁽²⁾
Low power mode 3⁽²⁾
Control halt mode⁽²⁾
I_DD
Normal power mode⁽¹⁾
Low power mode 1⁽²⁾
Low power mode 2⁽²⁾
Low power mode 3⁽²⁾
Control halt mode⁽²⁾
3.05 ≤ V_DD ≤ 5.5
V_DD = 2.3 V
60
75
30
-
17
-
11
-
2
7
45
60
-
-
-
-
-
-
2
7
1. Tested in production.
2. Not applicable for Silicon revision 1, please refer to the STM8T143 errata sheet (STM8T143 device
limitations).
Unit
µA
Consumption does not depend on detection thresholds.
I/O pin characteristics
Symbol
Table 12. OUT/TOUT/DATA streaming pin characteristics
Parameter
Conditions
Min⁽¹⁾
Typ. Max.⁽¹⁾
V_OH
V_OL
I_lkg
V_DD = 5 V
V_DD = 3.3 V
V_DD = 2.5 V
V_DD = 2.3 V
V_DD = 5 V
V_DD = 3.3 V
V_DD = 2.5 V
V_DD = 2.3 V
Input leakage
current⁽²⁾
I_LOAD = 1 mA
T_A = @ 25 °C
V_DD-0.1
V_DD-0.1
V_DD-0.2
V_DD-0.2
-
-
-
-
V_DD-0.1
V_DD-0.1
V_DD-0.1
V_DD-0.1
0.06
0.06
0.06
0.07
-1
-
-
-
-
-
0.07
0.08
0.08
0.09
1
1. Guaranteed by characterization, not tested in production.
2. The maximum value may be exceeded if negative current is injected on adjacent pins.
Unit
V
µA
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