PRELIMINARY SPECIFICATION

64COM/128SEG DRIVE FOR DOT MATRIX LCD

KS0708

25

M/M-96-D001

97-09-19

Electrical Characteristics

DC Characteristics

Item

Symbol

Condition

Min

Typ

Max

Unit

Note

Operating Voltage

-

4.5

-

5.5

V

Input High Voltage

-

0.7VDD

-

VDD

*1

-

2.0

-

VDD

*2

Input Low Voltage

-

0

-

0.3VDD

*1

-

0

-

0.8

*2

Output High Voltage

2.4

-

-

*3

Output Low Voltage

-

-

0.4

Input Leakage Current

-1.0

-

+1.0

uA

*4

Tri-state Leakage Current

-5.0

-

+5.0

*5

Driver Input Leakage Current

-10

-

+10

*6

Operating Current

During Display

-

-

0.8

mA

*7

During Access

-

-

1.0

*8

On resistance

COM

¡¾ILOAD = 0.1mA

-

-

1.5

k§Ù

*9

SEG

-

-

7.5

*10

Oscillation frequency

fosc

Ta=25¡É, VDD=5V

Rf = 47k§Ù ¡¾ 2%

Cf = 20pF ¡¾ 5%

315

450

585

KHz

Note :

*1. FS, CR, ADC, SHL, PCLK2, RESETB

*2. CS1B, CS2B, E, RW, RS, DB0 ~ DB7

*3. DB0 ~ DB7

*4. Excepted DB0 ~ DB7

*5. DB0 ~ DB7 at High Impedence

*6. V0, V1, V2, V3, V4, V5

*7. C = 20pF, R = 47 k §Ù, fose = 450 KHz, DB0 ~ DB7 = VDD, Output = No Load

*8. Excepted Clock = 430KHz, RAM Access Cycle = 1MHz

*9. V0 = 5V, V1 = 3.2V, V2 = 1.4V, V3 = -8.4V, V4 = -10.2V, V5 = -12V, C1 ~ C64

*10. V0 = 5V, V1 = 3.2V, V2 = 1.4V, V3 = -8.4V, V4 = -10.2V, V5 = -12V, S1 ~ S128

(VDD = 4.5 ~ 5.5V, Ta = -30 ~ +85 ¡É)