HT9B92 datasheet(6/25 Pages) HOLTEK

6 / 25 page

Rev. 1.20

November 25, 2015

HT9B92

D.C. Characteristics

VSS=0V; VDD=2.4V~5.5V; Ta=-40 to +85°C

Symbol

Parameter

Test Condition

Min. Typ. Max. Unit

VDD

Condition

VDD

Operating Voltage

—

2.4

—

5.5

VLCD

LCD operating voltage

—

— VDD-2.4

VIH

Input high Voltage

— SCL, SDA, TEST1, TEST2

0.7VDD —

VDD

VIL

Input low Voltage

— SCL, SDA, TEST1, TEST2

—

0.3VDD

IIL

Input leakage current

— VIN=VSS or VDD

-1

—

μA

IOL

Low level output current

3.3V

VOL=0.4V for SDA pin

—

5.0V

—

IDD

Operating Current

3.3V No load, 1/3bias, B type inversion,

Ta=25°C, LCD display on, fLCD=80Hz,

VLCD pin is connected to VSS,

Power save mode=Low Current2 mode

—

7.5

μA

5.0V

—

μA

ISTB1

Standby Current

3.3V No load, 1/3bias, B type inversion,

Ta=25°C, LCD display off, fLCD=80Hz,

VLCD pin is connected to VSS,

Power save mode=Low Current2 mode

—

μA

5.0V

—

μA

RPL

Pull-Low Resistance

3.3V

For OSCIN pin

2.0

4.0

6.5

5.0V

1.5

3.0

4.5

IOL1

LCD Common Sink Current

—

VDD-VLCD=3.3V, VOL=0.33V

250

400

—

μA

VDD-VLCD=5V, VOL=0.5V

500

800

—

μA

IOH1

LCD Common Source

Current

—

VDD-VLCD=3.3V, VOH=2.97V

-140 -230

—

μA

VDD-VLCD=5V, VOH=4.5V

-300 -500

—

μA

IOL2

LCD Segment Sink Current

—

VDD-VLCD=3.3V, VOL=0.33V

250

400

—

μA

VDD-VLCD=5V, VOL=0.5V

500

800

—

μA

IOH2

LCD Segment Source

Current

—

VDD-VLCD=3.3V, VOH=2.97V

-140 -230

—

μA

VDD-VLCD=5V, VOH=4.5V

-300 -500

—

μA

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