122x32 Monochrome Liquid Crystal Display, 122*32 LCD, Monochrome LCD Display Module, SED1520

Item

Symbol

Min.

Typ.

Max

Unit

Supply Voltage For Logic

VDD-VSS

0

-

7

V

Supply Voltage For LCD Drive

VDD-VO

0

-

12

V

Input Voltage

VI

VSS

-

VDD

mA

Item

Symbol

Condition

Min.

Typ.

Max

Unit

Supply Voltage For Logic

VDD-VSS

T=0℃

4.5

5.0

5.5

V

Supply Voltage For LCD Drive

VDD-VO

VDD=5V, Ta=25℃

4.4

4.8

5.2

V

Supply Current

IDD

VDD=5V

-

2.5

4.5

mA

Input Voltage

“High” Level

VIH

-

2.2

-

VDD

V

“Low” Level

VIL

-

-

-

0.6

V

Output Voltage

“High” Level

VOH

-

2.4

-

-

V

“Low” Level

VOL

-

-

-

0.4

V

Pin No.

Symbol

LEVEL

Function

1

AO

H/L

Data Type Select Signal

2

CS1

H

Chip Select Signal For IC1

3

CS2

H

Chip Select Signal For IC2

4

NC

-

No Control

5

NC

-

No Control

6

R/W

H/L

H : Read / L : Write

7

VSS

0V

Power Supply Ground

8

DB0

H/L

Data Bus Line

9

DB1

H/L

Data Bus Line

10

DB2

H/L

Data Bus Line

1

DB3

H/L

Data Bus Line

13

DB4

H/L

Data Bus Line

14

DB5

H/L

Data Bus Line

15

DB6

H/L

Data Bus Line

16

DB7

H/L

Data Bus Line

17

/RES

L

Reset Signal

18

VO

-

Contrast Adjustment Voltage

19

A

4.2V

LED Power (+)

20

K

0V

LED Power (-)