STS1TX datasheet(12/70 Pages) STMICROELECTRONICS

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Absolute maximum ratings and thermal data

STS1TX

12/70

DocID025109 Rev 1

Absolute maximum ratings and thermal data

Absolute maximum ratings are those values above which damage to the device may occur.

Functional operation under these conditions is not implied. All voltages are referred to GND.

Table 5. Absolute maximum ratings

Parameter

Value

Unit

8,14,16

Supply voltage and SMPS output

-0.3 to +3.9

DC voltage on VREG

-0.3 to +1.4

1,3,4,5,15,18,19,20

DC voltage on digital input pins

-0.3 to +3.9

DC voltage on digital output pins

-0.3 to +3.9

DC voltage on analog pins

-0.3 to +3.9

6,7

DC voltage on XTAL pins

-0.3 to +1.4

DC voltage on SMPS Ext2 pin

-0.3 to +1.8

DC voltage on TX pin

-0.3 to +3.9

TSTG

Storage temperature range

-40 to +125

°C

VESD-HBM

Electrostatic discharge voltage

±1.0

Table 6. Thermal data

Symbol

Parameter

QFN20

Unit

Rthj-amb

Thermal resistance junction-ambient

°C/W

Table 7. Recommended operating conditions

Symbol

Parameter

Min.

Typ.

Max.

Unit

VBAT

Operating battery supply voltage

1.8

3.6

Operating ambient temperature range

-40

°C

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