ST7528 datasheet(71/97 Pages) SITRONIX

71 / 97 page

ST7528

Ver2.3

71/97

2007/1/3

DC CHARACTERISTICS

VDD = 1.8 V to 3.3V; VSS = 0 V; VLCD = 3.0 to 13.0V; Tamb = -30℃ to +85℃; unless otherwise specified.

Rating

Item

Symbol Condition

Min.

Typ.

Max.

Units

Applicable

Operating Voltage (1)

VDD

1.8

—

3.3

Vss*1

Operating Voltage (2)

VDD2

(Relative to VSS)

2.4

—

3.3

VSS2

High-level Input Voltage

VIHC

0.7 x VDD —

VDD

Low-level Input Voltage

VILC

VSS

—

0.3 x VDD V

High-level Output Voltage

VOHC

IOH=1mA

0.7 x VDD —

VDD

Low-level Output Voltage

VOLC

IOL=-1mA

VSS

—

0.3 x VDD V

Input leakage current

ILI

VIN = VDD or VSS

–1.0

—

1.0

Output leakage current

ILO

VIN = VDD or VSS

–3.0

—

3.0

VOUT_IN =

15.0 V

—

2.0

3.5

Liquid Crystal Driver ON

Resistance

RON

Ta =

25°C

(Relative

To VSS)

VOUT_IN =

8.0 V

—

3.2

5.4

KΩ

SEGn

COMn *6

Internal Oscillator fOSC

570.57

600.6 630.63

kHz

Default

Oscillator

Frequency

External

Input

fCL

570.57

600.6 630.63

kHz

OSC

Max OSC under FR=1,1,1,1

fOSC

Mode0

128 line

Ta = 25°C

60 PWM

767.52

959.4 1151.28

kHz

Mode 10 Default Frame

frequency

fFRAME

73.15

80.85

Rating

Item

Symbol

Condition

Min.

Typ.

Max.

Units Applicable Pin

Input voltage

VDD

(Relative To VSS)

1.8

—

3.3

Supply Step-up output

voltage Circuit

VOUT_OUT

(Relative To VSS)

—

VOUT_OUT

Voltage regulator

Circuit Operating

Voltage

VOUT_IN

(Relative To VSS)

—

VOUT_IN

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