Rev. 1.10

2

January 06, 2016

HT45B1S

therangespecifiedunder"AbsoluteMaximumRatings"maycausesubstantialdamagetothesedevices.

Functionaloperationofthesedevicesatotherconditionsbeyondthoselistedinthespecificationisnot

impliedandprolongedexposuretoextremeconditionsmayaffectdevicesreliability.

Pin Assignment

VDD

A

VCC2

VCC1

AX

VSS2

VSS1

NC

HT45B1S

8 SOP-A

1

2

3

4

8

7

6

5

Pin Description

Pin Name

Type

Description

A

I

Level shift input

There is a 20kΩ pull-low resistor internally connected to this pin.

AX

O

Level shift output

There is a 22kΩ pull-low resistor internally connected to this pin.

VCC1

PWR

LDO positive power supply pin

VCC2

PWR

Level shifter positive power supply pin

VDD

PWR

LDO voltage output

VSS1

PWR

LDO negative power supply pin, ground.

VSS2

PWR

Level shift and voltage detector negative power supply pin – ground.

NC

—

Not connected, can not be used.

Absolute Maximum Ratings

SupplyVoltage......................................................................................................................................-0.3Vto30.0V

Note:Thesearestressratingsonly.Stressesexceeding