AZ DISPLAYS, INC.
COMPLETE LCD SOLUTIONS
SPECIFICATIONS FOR
LIQUID CRYSTAL DISPLAY
PART NUMBER:
ACM 1602N SERIES
DATE:
August 9, 1999
ACM1602N SERIES LCD MODULE
AZ DISPLAYS, INC. 09/17/99
1
1.0 MECHANICAL SPECS
1. Overall Module Size
85.0mm(W) x 29.5mm(H) x max 13.5mm(D) for LED backlight
version
85.0mm(W) x 29.5mm(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(0C ~ 50C), Wide(-20C ~ 70C)
2.0 ABSOLUTE MAXIMUM RATINGS
Item
Symbol
Min
Typ
Max
Unit
Operating temperature (Standard)
Top
0
-
50
C
Storage temperature (Standard)
Tst
-10
-
60
C
Operating temperature (Wide temperature)
Top
-20
-
70
C
Storage temperature (Wide temperature)
Tst
-30
-
80
C
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
ACM1602N 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
0C
-
4.8
5.4
25C
4.2
4.6
-
Recommended LC Driving
Voltage (Standard Temp)
Vdd - Vo
50C
3.9
4.3
-
V
-20C
-
6.4
7.2
0C
-
4.8
-
50C
-
4.2
-
Recommended LC Driving
Voltage (Wide Temp)
Vdd -Vo
70C
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=25C, Vdd= 5.0V0.25V, TN LC fluid)
Item
Symbol
Condition
Min
Typ
Max
Unit
Viewing angle (horizontal)
Cr
4.0
-25
-
-
deg
Viewing angle (vertical)
Cr
4.0
-30
-
30
deg
Contrast Ratio
Cr
=0
,
=0
-
2
-
Response time (rise)
Tr
=0
,
=0
-
120
150
ms
Response time (fall)
Tf
=0
,
=0
-
120
150
ms
ACM1602N SERIES LCD MODULE
AZ DISPLAYS, INC. 09/17/99
3
4.1 OPTICAL CHARACTERISTICS (Ta=25C, Vdd= 5.0V0.25V, STN LC fluid)
Item
Symbol
Condition
Min
Typ
Max
Unit
Viewing angle (horizontal)
Cr
2.0
-60
-
35
deg
Viewing angle (vertical)
Cr
2.0
-40
-
40
deg
Contrast Ratio
Cr
=0
,
=0
-
6
-
Response time (rise)
Tr
=0
,
=0
-
150
250
ms
Response time (fall)
Tf
=0
,
=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. Vdd
2. Vss
3. Vo
4. RS
5. R/W
6. E
7. DB0
14. DB7
~
+/A BL+
-/K BL-
40
40
16
COM 1
COM16
ACM1602N SERIES LCD MODULE
AZ DISPLAYS, INC. 09/17/99
4
6.0 PIN ASSIGNMENT
7.0 POWER SUPPLY
Pin No.
Symbol
Function
1
Vdd
+5V
2
Vss
Ground
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
ACM1602N 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)
ACM1602N SERIES LCD MODULE
AZ DISPLAYS, INC. 09/17/99
6
9.0 MECHANICAL DIAGRAM
ACM1602N 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
40
C,90%
RH,240hrs
Twice initial
value or less
none
More than 80% of
initial value
No abnormality
High temperature
storage
60
C,
240hrs
Twice initial
value or less
none
More than 80% of
initial value
No abnormality
Low temperature
storage
-20
C,
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 (25
C5C).
*The LCDs subjected to the test must not have dew condensation.
ACM1602N 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
40s
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
40s
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
40s
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
40s
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.
40s
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.
40s
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.
40s
Write Data
1
0
Write Data
Writes data into DDRAM or CGRAM.
46s
Read Data
1
1
Read Data
Reads data from DDRAM or CGRAM.
46s
x: Don't Care.
ACM1602N 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.
PDF 
ZIP