5. Electrical Characteristics - WefaaRobotics/Smorphi GitHub Wiki
5.1 Absolute Maximum Ratings
Stresses beyond the absolute maximum ratings listed in Table 4 below may cause permanent
damage to the device. These are stress ratings only, and do not refer to the functional
operation of the device that should follow the recommended operating conditions.
Symbol
Parameter
Min
Max
Unit
VDD33
Power supply voltage
-0.3
3.6
V
Ioutput
Cumulative IO output
-
1100
mA
Tstore
Storage temperature
-40
105
°C
5.2 Recommended Operating Conditions
Symbol
Parameter
Min
Typical
Max
Unit
VDD33
Power supply voltage
3.0
3.3
3.6
V
IVDD
Current delivered by external power supply
0.5
-
-
A
T
Operating ambient temperature
-40
-
85
°C
5.3 DC Characteristics
Symbol
Parameter
Min
Typical
Max
Unit
CIN
Pin capacitance
-
2
-
pF
VIH
High-level input voltage
0.75xVDD
-
VDD+0.3
V
VIL
Low-level input voltage
-0.3
-
0.25xVDD
V
IIH
High-level input current
-
-
50
nA
IIL
Low-level input current
-
-
50
nA
VOH
High-level output voltage
0.8xVDD
-
-
V
VOL
Low-level output voltage
-
-
0.1xVDD
V
IOH
High-level source current (VDD3P3_CPU power domain)
-
40
-
mA
IOH
High-level source current (VDD3P3_RTC power domain)
-
40
-
mA
IOH
High-level source current (VDD_SDIO power domain)
-
20
-
mA
IOL
Low-level sink current (VDD1 = 3.3 V, VOL = 0.495 V, output drive strength set to the maximum)
-
28
-
mA
RPU
Resistance of internal pull-up resistor
-
45
-
kΩ
RPD
Resistance of internal pull-down resistor
-
45
-
kΩ
VIL_nRST
Low-level input voltage of CHIP_PU to power off the chip