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AZ DISPLAYS, INC.

Complete LCD Solutions

AZ DISPLAYS, INC.                                                      1                                                                           6/5/97

ACM1602A SERIES LCD MODULE

1.0  PHYSICAL DATA

Item

Nominal Dimensions / Available Options

Unit

Number of Characters

16 characters x 2 line

-

Character Format

5 x 7 dots with cursor

-

Overall Module Size (W x H x D)

84.0 x 44.0 x max 14.5 for LED backlight version

84.0 x 44.0 x max 9.5 for reflective or EL backlight version

mm

Dot Size (W x H)

0.55 x 0.65

mm

Dot Pitch (W x H)

0.60 x 0.70

mm

Duty

1/16

-

Controller IC

KS0066

-

LC Fluid Options

STN

-

Polarizer Options

Reflective, Transflective, Transmissive

-

Backlight Options

EL, LED

-

Temperature Range Options

Standard, Wide temp

-

2.0 ABSOLUTE MAXIMUM RATINGS

Item

Symbol

Min

Typ

Max

Unit

Operating temperature (Standard)

Top

0

-

50

°

C

Storage temperature (Standard)

Tst

-20

-

70

°

C

Operating temperature (Wide temp)

Top

-20

-

+70

°

C

Storage temperature (Wide temp)

Tst

-30

-

+80

°

C

Input voltage

V

I

V

SS

-

V

DD

V

Supply voltage for logic

V

DD

-V

SS

0

5.0

6.5

V

Supply voltage for LCD drive (Standard)

V

DD

-V

O

0

-

6.5

V

Supply voltage for LCD drive (Wide temp)

V

DD

-V

O

0

-

13.5

V

3.0 OPTICAL CHARACTERISTICS (Ta = 25

°

C, V

DD

 = 5.0V 

±

 0.25V, STN LC Fluid)

Item

Symbol

Condition

Min

Typ

Max

Unit

Viewing angle (horizontal)

θ

Cr 

 2.0

±

30

-

±

45

deg

Viewing angle (vertical)

φ

Cr 

 2.0

60

-

80

deg

Contrast Ratio

Cr

φ

=0

°

θ

=0

°

4.5

-

10

Response time (rise)

Tr

φ

=0

°

θ

=0

°

-

120

240

ms

Response time (fall)

Tf

φ

=0

°

θ

=0

°

-

155

310

ms

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AZ DISPLAYS, INC.                                                      2                                                                           6/5/97

ACM1602A SERIES LCD MODULE

4.0 ELECTRICAL CHARACTERISTICS (Ta = 25

°

C, V

DD

 = 5.0V 

±

 0.25V)

Item

Symbol

Condition

Min

Typ

Max

Unit

Supply voltage for LCD drive (Std temp)

V

DD

-V

O

Ta = 25

°

C

4.6

V

Supply voltage for LCD drive (Wide temp)

V

DD

-V

O

Ta = 25

°

C

6.1

V

Input voltage

V

I

-

4.75

5.0

5.25

V

Input high voltage

V

IH

-

2.2

-

V

DD

V

Input low voltage

V

IL

-

0

-

0.6

V

Output high voltage

V

OH

I

OH

=0.2mA

2.4

-

-

V

Output low voltage

V

OL

I

OL

=1.2mA

-

-

0.4

V

Supply current

I

DD

V

DD

=5.0V

-

3.0

mA

Input leakage current

I

LKG

-

-

-

1.0

uA

LED power supply current

I

LED

V

LED

=5V, R=8.2

-

100

-

mA

EL power supply current

I

EL

V

EL

=110V

AC

, 400H

Z

-

5

-

mA

5.0  INTERFACE PIN CONNECTIONS

Pin No.

Symbol

Level

Pin Description

Function

1

V

SS

-

Ground

0V

2

V

DD

-

Supply voltage for logic

+5V

3

V

O

-

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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AZ DISPLAYS, INC.                                                      3                                                                           6/5/97

ACM1602A SERIES LCD MODULE

6.0 POWER SUPPLY

7.0  BLOCK DIAGRAM

COM1

SEG1~40

U1

3 VO

1 VSS

6 E

4 RS

5 R/W

2 VDD

COM16

16

COM

8

LED/EL

-

(16) K

(15) A

14 DB7

14 DB7

LCD 16 X 2

7 DB0

40

SEG41~80

U2

40

SEG1-----------SEG80

V

SS

V

O

V

DD

V

R

+5V

Standard temp range

V

= 10K

 

~ 20K

V

SS

V

O

V

DD

V

R

+5V

Wide temp range

-5V

V

= 10K

 

~ 20K

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AZ DISPLAYS, INC.                                                      4                                                                           6/5/97

ACM1602A SERIES LCD MODULE

8.0 TIMING CHARACTERISTICS (KS0066 Controller)

Item

Symbol

Test Condition

Min.

Typ.

Max.

Unit

Enable cycle time

t

CYC

Fig. a, Fig. b

500

-

-

ns

Enable pulse width

PW

EH

Fig. a, Fig. b

220

-

-

ns

Enable rise/fall time

t

Er

 , t

Ef

Fig. a, Fig. b

-

-

25

ns

RS, R/W set up time

t

AS

Fig. a, Fig. b

40

-

-

ns

RS, R/W hold time

t

H1

Fig. a, Fig. b

10

-

-

ns

Data set up time

t

DSW

Fig. a

60

-

-

ns

Data hold time

t

H2

Fig. a

10

-

-

ns

Data delay time

t

DDR

Fig. b

-

-

120

ns

Data hold time

t

H2

Fig. b

20

-

-

ns

0.6V -

0.6V -

2.2V -

DDR

- 0.6V

- 2.2V

Fig. b  Interface timing (data read)

t

RS

R/W

E

DB0-DB7

RS

R/W

E

DB0-DB7

- 2.2V

- 0.6V

- 2.2V

- 0.6V

- 0.6V

- 2.2V

Ef

t

2.2V -

- 0.6V

2.2V -

EH

PW

AS

Er

t

0.6V -

- 2.2V

t

Fig. a  Interface timing (data write)

Valid Data

Valid Data

CYC

t

- 0.6V

t

AS

EH

PW

0.6V -

Er

t

- 2.2V

- 0.6V

- 2.2V

CYC

t

2.2V -

0.6V -

H1

t

H1

t

H2

t

0.6V -

H1

2.2V -

t

0.6V -

H1

t

t

H2

Ef

t

2.2V -

DSW

t

0.6V -

2.2V -

- 0.6V

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3.55

13.75

11.0±0.5

31.9±0.3

11.5

17.0±0.3

2-ø2.5

56.2

2-R1.25

61.0±0.3

84.0±0.5

79.0±0.3

13.9

11.5

3.85

2.5

4.0±0.2

2.5

2.35

1

2.24

P2.54X13=33.02

76.0±0.3

71.3±0.3

14-ø1.0

K

A

0.45

14

4.55

36.0±0.3

44.0

10.2±0.5

4.0±0.5

6.35±0.3

1.6

2.35

3.85

MAX14.5 (LED)

NONE

mm

DWG-NO

TITLE

THIRD ANGLE PROJECT

SCALE :

UNIT   :

AZ DISPLAYS, INC.

ACM1602A

PARTS AREA

MAX14.5

PARTS AREAPARTS AREA

W/O B.L.

EL   B.L.

0.55

0.6

9.3±0.5

MAX9.5

NAME

DATE

DRAW

DESIGN

CHECK

APPROVE

1.6

MAX9.5 (W/O, EL)

PARTS AREA

4.65±0.5

+5V

Function

for LCD Drive

GND,OV

No

3

2

Symbol

VSS

VO

VDD

E

Enable Signal

Read/Write

Data Bus Line

5

6

8

9

7

11

12

13

14

10

R/W

DB1

DB0

DB4

DB3

DB2

DB5

DB6

DB7

Function Select

4

RS

P0.7x8-0.05=5.55

0.05

0.65

0.4

LED B.L.

0.05

P0.6x5-0.05=2.95

PARTS AREAPARTS AREA