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4. Electrical Characteristics
4.1 Absolute Maximum Ratings
Stresses beyond the absolute maximum ratings listed in Table 3 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
VDD33
I
I
1. The module worked properly after a 24-hour test in ambient temperature at
25 °C, and the IOs in three domains (VDD3P3_RTC, VDD3P3_CPU, VDD_SDIO) output
high logic level to ground. Please note that pins occupied by flash and/or
PSRAM in the VDD_SDIO power domain were excluded from the test.
2. Please see Appendix IO_MUX of ESP32 Datasheet for IO
4.2 Recommended Operating Conditions
Table 4: Recommended Operating Conditions
Symbol
Parameter
VDD33
Power supply voltage
Current delivered by external power supply
T
Operating temperature
4.3 DC Characteristics (3.3 V, 25 °C)
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Table 3: Absolute Maximum Ratings
Parameter
Power supply voltage
Cumulative IO output current -
Storage temperature
Table 5: DC Characteristics (3.3 V,
25 °C)
WizFi320 User Manual
Min
Max
-0.3
3.6
1200
-40
82
'
s power domain.
Min
Typical
2.3
3.3
0.5
-
-40
-
Unit
V
mA
°C
Max
Unit
3.6
V
-
A
85
°C
9
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