Data Sheet

4 Electrical Characteristics
4 Electrical Characteristics
4.1 Absolute Maximum Ratings
Stresses beyond the absolute maximum ratings listed in the table 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.
Table 4: Absolute Maximum Ratings
Symbol Parameter Min Max Unit
VDD33 Power supply voltage –0.3 3.6 V
T
ST OR E
Storage temperature –40 85 °C
Note:
Please see Appendix IO_MUX of ESP32 Datasheet for IO’s power domain.
4.2 Recommended Operating Conditions
Table 5: Recommended Operating Conditions
Symbol Parameter Min Typ Max Unit
VDD33 Power supply voltage 3.0 3.3 3.6 V
I
V DD
Current delivered by external power supply 0.5 — — A
T Operating temperature –40 — 85 °C
Humidity Humidity condition — 85 — %RH
4.3 DC Characteristics (3.3 V, 25 °C)
Table 6: DC Characteristics (3.3 V, 25 °C)
Symbol Parameter Min Typ Max Unit
C
IN
Pin capacitance - 2 - pF
V
IH
High-level input voltage 0.75×VDD
1
- VDD
1
+0.3 V
V
IL
Low-level input voltage –0.3 - 0.25×VDD
1
V
I
IH
High-level input current - - 50 nA
I
IL
Low-level input current - - 50 nA
V
OH
High-level output voltage 0.8×VDD
1
- - V
V
OL
Low-level output voltage - - 0.1×VDD
1
V
Espressif Systems 14
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ESP32-WROOM-32E & ESP32-WROOM-32UE Datasheet v1.2