NRF52820-QDAA-R datasheet(431/437 Pages) NORDIC

431 / 437 page

9 Absolute maximum ratings

Maximum ratings are the extreme limits to which the chip can be exposed for a limited amount of time

without permanently damaging it. Exposure to absolute maximum ratings for prolonged periods of time

may affect the reliability of the device.34

Note

Min.

Max.

Unit

Supply voltages

VDD

-0.3

+3.9

VDDH

-0.3

+5.8

VBUS

-0.3

+5.8

VSS

I/O pin voltage

VI/O, VDD ≤3.6 V

-0.3

VDD + 0.3

VI/O, VDD >3.6 V

-0.3

3.9

Environmental QFN40 package

Storage temperature

-40

+125

°C

MSL

Moisture Sensitivity Level

ESD HBM

Human Body Model

ESD HBM Class

Human Body Model Class

ESD CDM

Charged Device Model

Flash memory

Endurance

10 000

write/erase cycles

Retention at 85 °C

years

Retention at 105 °C

Limited to 1000 write/erase cycles

years

Retention at 105 °C-85 °C, execution split

Limited to 1000 write/erase cycles

75% execution time at 85 °C or less

6.7

years

Table 128: Absolute maximum ratings

34 For accellerated life time testing (HTOL, etc) supply voltage should not exceed the recommended

operating conditions max value, see Recommended operating conditions on page 430.

4463_156 v1.0

431

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