ACM1604B datasheet(2/5 Pages) AZDISPLAYS

Part #	ACM1604B

Description	ACM1604B SERIES LCD MODULE

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Manufacturer	AZDISPLAYS [AZ Displays]

Direct Link	http://www.azdisplays.com

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AZ DISPLAYS, INC.

2

6/6/97

ACM1604B SERIES LCD MODULE

4.0 ELECTRICAL CHARACTERISTICS (Ta = 25

°C, VDD = 5.0V ± 0.25V)

Item

Symbol

Condition

Min

Typ

Max

Unit

Supply voltage for LCD drive (Std temp)

VDD-VO

Ta = 25

°C

4.8

V

Supply voltage for LCD drive (Wide temp)

VDD-VO

Ta = 25

°C

6.1

V

Input voltage

VI

-

4.75

5.0

5.25

V

Input high voltage

VIH

-

2.2

-

VDD

V

Input low voltage

VIL

-

0

-

0.6

V

Output high voltage

VOH

IOH=0.2mA

2.4

-

V

Output low voltage

VOL

IOL=1.2mA

-

0.4

V

Supply current

IDD

VDD=5.0V

-

3.0

mA

Input leakage current

ILKG

-

1.0

uA

LED power supply current

ILED

VLED=5V, R=5.6

Ω

-

140

-

mA

EL power supply current

IEL

VEL=110VAC, 400HZ

-

5

-

mA

5.0 INTERFACE PIN CONNECTIONS

Pin No.

Symbol

Level

Pin Description

Function

1

VSS

-

Ground

0V

2

VDD

-

Supply voltage for logic

+5V

3

VO

-

LCD contrast adjust

By user

4

RS

H/L

Register select

H: Data; L: Instruction code

5

R/W

H/L

Read / write

H: Data read, L: Data write

6

E

H, H

→L

Enable

Start signal for data read/write

7

DB0

H/L

Data bit 0

8-bit interface

8

DB1

H/L

Data bit 1

8-bit interface

9

DB2

H/L

Data bit 2

8-bit interface

10

DB3

H/L

Data bit 3

8-bit interface

11

DB4

H/L

Data bit 4

4-bit or 8-bit interface

12

DB5

H/L

Data bit 5

4-bit or 8-bit interface

13

DB6

H/L

Data bit 6

4-bit or 8-bit interface

14

DB7

H/L

Data bit 7

4-bit or 8-bit interface

15

A

-

Anode for LED backlight

Power supply for LED/EL backlights

16

K

-

Cathode for LED backlight

Power supply for LED/EL backlights

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