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AZ DISPLAYS, INC.

COMPLETE LCD SOLUTIONS

SPECIFICATIONS FOR

LIQUID CRYSTAL DISPLAY

        PART NUMBER:                 

     ACM 1602T SERIES

        DATE:

                        

                  August 9, 1999

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ACM1602T SERIES LCD MODULE

AZ DISPLAYS, INC.      

                                      

       

09/17/99

1

1.0  MECHANICAL SPECS

1.  Overall Module Size

85.0mm(W) x  32.6mm(H) x max 13.5mm(D) for LED backlight

version

85.0mm(W) x  32.6mm(H) x max 9.5mm(D) for reflective version

2.  Dot Size

0.56mm(W) x  0.61mm(H)

3.  Dot Pitch

0.61mm(W) x  0.66mm(H)

4.  Duty

1/16

5.  Controller IC

KS0066

6.  LC Fluid Options

TN, STN

7.  Polarizer Options

Reflective, Transflective, Transmissive

8.  Backlight Options

LED

9.  Temperature Range Options

Standard ( 0ºC ~ 50ºC),Wide(-20ºC ~ 70ºC)

2.0 ABSOLUTE MAXIMUM RATINGS

Item

Symbol

Min

Typ

Max

Unit

Operating temperature (Standard)

Top

0

-

50

ºC

Storage temperature (Standard)

Tst

-10

-

60

ºC

Operating temperature (Wide temperature)

Top

-20

-

70

ºC

Storage temperature (Wide temperature)

Tst

-30

-

80

ºC

Input voltage

Vin

Vss

Vdd

V

Supply voltage for logic

Vdd- Vss

2.7

-

5.5

V

Supply voltage for LCD drive

Vdd- Vo

3.0

4.6

6.5

V

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ACM1602T SERIES LCD MODULE

AZ DISPLAYS, INC.      

                                      

       

09/17/99

2

3.0 ELECTRICAL CHARACTERISTICS

Item

Symbol

Condition

Min

Typ

Max

Unit

Input voltage (high)

Vih

H level

2.2

-

Vdd

V

Input voltage (low)

Vil

L level

0

-

0.6

V

0ºC

-

4.8

5.4

25ºC

4.2

4.6

-

Recommended LC Driving

Voltage (Standard Temp)

Vdd - Vo

50ºC

3.9

4.3

-

V

-20ºC

-

6.4

7.2

0ºC

-

4.8

-

50ºC

-

4.2

-

Recommended LC Driving

Voltage (Wide Temp)

Vdd -Vo

70ºC

3.5

4.0

-

V

Power Supply Current

Idd

Vdd=5.0V,

fosc=270kHz

-

0.8

1.8

mA

LED Power Supply Voltage

Vfled

 R=6.8

-

4.6

5.0

V

LED Power Supply Current

Ifled

 R=6.8

-

120

300

mA

4.0 OPTICAL CHARACTERISTICS (Ta=25ºC, Vdd= 5.0V±0.25V, TN LC fluid)

Item

Symbol

Condition

Min

Typ

Max

Unit

Viewing angle (horizontal)

θ

Cr 

 4.0

-25

-

-

deg

Viewing angle (vertical)

φ

Cr 

 4.0

-30

-

30

deg

Contrast Ratio

Cr

φ

=0

°

θ

=0

°

-

2

-

Response time (rise)

Tr

φ

=0

°

θ

=0

°

-

120

150

ms

Response time (fall)

Tf

φ

=0

°

θ

=0

°

-

120

150

ms

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ACM1602T SERIES LCD MODULE

AZ DISPLAYS, INC.      

                                      

       

09/17/99

3

4.1 OPTICAL CHARACTERISTICS (Ta=25ºC, Vdd= 5.0V±0.25V, STN LC fluid)

Item

Symbol

Condition

Min

Typ

Max

Unit

Viewing angle (horizontal)

θ

Cr 

 2.0

-60

-

35

deg

Viewing angle (vertical)

φ

Cr 

 2.0

-40

-

40

deg

Contrast Ratio

Cr

φ

=0

°

θ

=0

°

-

6

-

Response time (rise)

Tr

φ

=0

°

θ

=0

°

-

150

250

ms

Response time (fall)

Tf

φ

=0

°

θ

=0

°

-

150

250

ms

5.0  BLOCK DIAGRAM

LCD 16 X 2

U2

U1

SEG1- 40

SEG41- 80

SEG 1                   SEG 80

COM 16

8

LED BACKLIGHT

1. Vss

2. Vdd

3. Vo

4. RS

5. R/W

6. E

7. DB0

14. DB7

~

+/A BL+

-/K BL-

40

40

16

COM 1

COM16

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ACM1602T SERIES LCD MODULE

AZ DISPLAYS, INC.      

                                      

       

09/17/99

4

6.0  PIN ASSIGNMENT

7.0 POWER SUPPLY

Pin No.

Symbol

Function

1

Vss

Ground

2

Vdd

+5V

3

Vo

LCD contrast adjust

4

RS

Register select

5

R/W

Read / write

6

E

Enable

7

DB0

Data bit 0

8

DB1

Data bit 1

9

DB2

Data bit 2

10

DB3

Data bit 3

11

DB4

Data bit 4

12

DB5

Data bit 5

13

DB6

Data bit 6

14

DB7

Data bit 7

+/A

BL+

Power Supply for BL+

-/K

BL-

Power Supply for BL-

8.0 TIMING CHARACTERISTICS

Item

Symbol

Test Condition

Min.

Typ.

Max.

Unit

Enable cycle time

t

C

Fig. a, Fig. b

500

-

-

ns

Enable pulse width

t

W

Fig. a, Fig. b

220

-

-

ns

Enable rise/fall time

t

R

 

, t

F

Fig. a, Fig. b

-

-

25

ns

RS, R/W set up time

t

SU

Fig. a, Fig. b

40

-

-

ns

RS, R/W hold time

t

H

Fig. a, Fig. b

10

-

-

ns

Data delay time

t

D

Fig. b

-

-

120

ns

Data set up time

t

DSU

Fig. a

60

-

-

ns

Data hold time

t

DH

Fig. a, Fig. b

20

-

-

ns

Vss

Vo

Vdd

Vr

+5V

S

TANDARD TEMP RANGE

Vss

Vo

Vdd

Vr

+5V

W

IDE TEMP RANGE

-5V

Vr = 10K

 ~ 20K

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ACM1602T SERIES LCD MODULE

AZ DISPLAYS, INC.      

                                      

       

09/17/99

5

V

IH1

V

IL1

V

IL1

IH1

IL1

V

V

V

IH1

V

IL1

V

IL1

V

IH1

IL1

V

V

IH1

IL1

V

Valid Data

t

SU

t

H

t

W

t

H

t

F

t

R

t

DSU

t

DH

t

C

RS

R/W

E

DB0~DB7

V

IL1

V

IH1

V

IL1

Fig. a Interface timing (data write)

V

IH1

V

IL1

V

IH1

IH1

IL1

V

V

V

IH1

V

IL1

V

IH1

V

IH1

IL1

V

V

IH1

IL1

V

Valid Data

t

SU

t

H

t

W

t

H

t

F

t

R

t

DSU

t

DH

t

C

RS

R/W

E

DB0~DB7

V

IL1

t

D

V

IH1

IL1

V

Fig. b Interface timing (data read)

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ACM1602T SERIES LCD MODULE

AZ DISPLAYS, INC.      

                                      

       

09/17/99

6

9.0 MECHANICAL DIAGRAM

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ACM1602T SERIES LCD MODULE

AZ DISPLAYS, INC.      

                                      

       

09/17/99

7

10.0 RELIABILITY TEST

Evaluations and Assessment*

Storage Condition

Content

Current

Consumption

Oozing

Contrast

Other Appearances

Operation at high

temperature and

humidity

40ºC,90%

RH,240hrs

Twice initial

value or less

none

More than 80% of

initial value

No abnormality

High temperature

storage

60ºC,

240hrs

Twice initial

value or less

none

More than 80% of

initial value

No abnormality

Low temperature

storage

-20ºC,

240hrs

Twice initial

value or less

More than 80% of

initial value

No abnormality

  

*Evaluations and assessment to be made two hours after returning to room  temperature (25ºC±5ºC).

*The LCDs subjected to the test must not have dew condensation.

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ACM1602T SERIES LCD MODULE

AZ DISPLAYS, INC.      

                                      

       

09/17/99

8

11.0 DISPLAY INSTRUCTION TABLE

  

COMMAND

R

S

R/

W

DB

7

DB

6

DB

5

DB

4

DB

3

DB

2

DB

1

DB

0

DESCRIPTION

Executing

time

fosc=250khz

Clear Display

  

0

0

0

  

0

0

0

0

0

0

1

Clears Display & Returns to Address 0.

1.64ms

  

 Cursor at

 Home

  

0

  

0

0

  

0

0

0

0

0

1

x

Returns Cursor to Address 0.  Also

returns the display being shifted to the

original position.  DDRAM contents

remain unchanged.

1.64ms

  

 Entry Mode

 Set

0

0

  

0

  

0

0

0

0

1

I/D

S

I/D: Set Cursor Moving Direction

I/D=1: Increment

I/D=0: Decrement

S: Specify Shift of Display

S=1: The display is shifted

S=0: The display is not shifted

40µs

Display

ON/OFF

Control

  

0

0

0

0

0

0

1

D

C

B

Display  D=1: Display on

              D=0: Display off

Cursor   C=1: Cursor on

              C=0: Cursor off

Brink      B=1: Brink on

              B=0: Brink off

40µs

Cursor /

Display

Shift

  

0

0

  

0

0

0

1

S/C

R/L

x

x

Moves cursor or shifts the display w/o

changing DD RAM contents

S/C=0: Cursor Shift (RAM unchanged)

S/C=1: Display Shift (RAM unchanged)

R/L=1: Shift to the Right

R/L=0: Shift to the Left

40µs

Function

Set

  

0

0

0

0

1

DL

N

F

x

x

Sets data bus length (DL), # of display

lines (N), and character fonts (F).

DL=1: 8 bits              F=0: 5x7 dots

DL=0: 4 bits              F=1: 5x10 dots

N=0: 1 line display

N=1: 2 lines display

40µs

Set CG RAM

Address

0

0

0

1

Character Generator (CG) RAM

Address

Sets CG RAM address. CG RAM data is

sent and received after this instruction.

40µs

Set DD RAM

Address

  

0

0

1

Display Data (DD) RAM Address /

Cursor Address

Sets DD RAM address. DD Ram data

is sent and received after this

instruction.

40µs

Busy Flag /

Address Read

  

0

  

1

B

F

Address counter used for both  DD &

CG RAM address

Reads Busy Flag (BF) and address

counter contents.

40µs

Write Data

1

  

0

Write Data

Writes data into DDRAM or CGRAM.

46µs

Read Data

  

1

1

Read Data

Reads data from DDRAM or CGRAM.

46µs

X

: Don't Care

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ACM1602T SERIES LCD MODULE

AZ DISPLAYS, INC.      

                                      

       

09/17/99

9

12.0 STANDARD CHARACTER PATTERNS

Note: The character generator RAM is the RAM with which the user can rewrite character patterns by program.