Electrical Specifications (ESP32-S2)

DC Operating Conditions

Parameter

Symbol

Min. Value

Nom. Value

Max. Value

Unit

Supply Voltage

VSUP

+2.80

+5.00

+5.50

V

Operating Voltage

VOP

+2.80

+3.30

+3.60

V

Output Voltage

V3V3

-

+3.30

-

V

Output Voltage

V5V

-

+5.00

-

V

Operating Temperature

TOP

-40

-

+125

⁰C

 
*The output voltage (from the 5V pin) is equal to the voltage of the power supply that feeds the product from the USB connector.

Input/Output Pin Characteristics

 

Parameter

Symbol

Min. Value

Nom. Value

Max. Value

Unit

Pin Capacitance

CIN

-

2

-

pF

High-level input voltage 

VIH

0.75 x VDD*

-

VDD* + 0.3

V

Low-level input voltage

VIL

-0.3

-

0.25 x VDD*

V

High-level input current

IIH

-

-

50

nA

Low-level input current

IIL

-

-

50

nA

Low-level output voltage

VOH 

0.8 x VDD*

-

-

V

Output Voltage at Logic "1" Level

VOL

-

-

0.1 x VDD*

V

High-level source current (VOH >= 2.64 V, output drive strength set to the maximum) 

IOH

-

40

-

mA

Low-level sink current (VDD1 = 3.3 V, VOL = 0.495 V, output drive strength set to the maximum) 

IOL

-

28

-

mA

Resistance of internal pull-up resistor

RPU

-

45

-

kΩ

Resistance of internal pull-down resistor

RPD

-

45

-

kΩ

Chip reset release voltage

VIH_nRST

0.75 × VDD*

-

VDD* + 0.3 

V

Chip reset voltage

VIL_nRST

-0.3

-

0.25 × VDD*

V