HT0610 datasheet(9/22 Pages) HOLTEK

9 / 22 page

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Conditions

Temperature coefficient compensation

PTC0

Flat Temperature

2.4V~

3.5V

TC1=0, TC2=0,

regulator disable

PTC1

Coefficient

2.4V~

3.5V

TC1=0, TC2=1,

regulator enable

¾-0.18

PTC2

Temperature Coefficient 1*

2.4V~

3.5V

TC1=1, TC2=0,

regulator enable

¾-0.22

PTC3

Temperature Coefficient 2*

Temperature Coefficient 3*

2.4V~

3.5V

TC1=1, TC2=1,

regulator enable

¾-0.35

VCON

Internal Contrast Control VR Output

Voltage with Internal Contrast Con-

trol Selected

16 Voltage Levels Controlled by Soft-

ware

Each Level is Typical of 2.25% of the

Regulator Output Voltage

2.4V~

3.5V

Internal regulator enabled,

internal contrast control en-

abled

¾±18

Oscillator frequency

FOSC1

Oscillator Frequency of Display Tim-

ing Generator with 60Hz Frame Fre-

quency

2.4V~

3.5V

Set clock frequency to slow

38.4

kHz

FOSC2

Oscillator Frequency of Display Tim-

ing Generator with 60Hz Frame Fre-

quency

2.4V~

3.5V

Set clock frequency to normal

kHz

FICON1

Four Static ICON Display (50% Duty

Cycle) from Pins ICON1~ICON4 and

IBP

2.4V~

3.5V

¾¾

18.75

FICON2

Four Static ICON Display (50% Duty

Cycle) from Pins ICON1~ICON4 and

IBP

2.4V~

3.5V

¾¾

24.4

FFRAME1

LCD Driving Signal Frame

Frequency

2.4V~

3.5V

Either external clock input or

internal oscillator enable, ei-

ther 1/32 or 1/16 duty cycle,

graphic display mode

FFRAME2

LCD Driving Signal Frame

Frequency

2.4V~

3.5V

Either external clock input or

internal oscillator enable, ei-

ther 1/32 or 1/16 duty cycle

FCON1

LCD Driving Signal Frame

Frequency

2.4V~

3.5V

Either external clock input or

internal oscillator enable, 1/33

duty cycle, graphic display

mode

FCON2

LCD Driving Signal Frame

Frequency

2.4V~

3.5V

Either external clock input or

internal oscillator enable, 1/33

duty cycle

Internal oscillation frequency

OSC

Internal OSC Oscillation Frequency

with Different Value of Feedback Re-

sistor

2.4V~

3.5V

Internal oscillator enable

within operation range

See the figure as follow

Note:

* The formula for the temperature coefficient is: TC (%)=

VR at 50 C

VR at 0 C

50 C

0 C

VR at 25 C

´100%

HT0610

Rev. 1.00

February 24, 2004

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