AZ Displays ACM2004D Specifications for liquid crystal display Datasheet

AZ DISPLAYS, INC.
COMPLETE LCD SOLUTIONS
SPECIFICATIONS FOR
LIQUID CRYSTAL DISPLAY
PART NUMBER:
DATE:
ACM 2004D SERIES
August 9, 1999
ACM2004D SERIES LCD MODULE
1.0 MECHANICAL SPECS
1. Overall Module Size
98.0mm(W) x 60.0mm(H) x max 14.0mm(D) for LED backlight
version
98.0mm(W) x 60.0mm(H) x max 9.5mm(D) for reflective version
2. Dot Size
0.55mm(W) x 0.55mm(H)
3. Dot Pitch
0.60mm(W) x 0.60mm(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
AZ DISPLAYS, INC.
09/17/99
1
ACM2004D SERIES LCD MODULE
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
-
50ºC
3.9
4.3
-
-20ºC
-
6.4
7.2
0ºC
-
4.8
-
50ºC
-
4.3
-
70ºC
3.7
4.2
-
Idd
Vdd=5.0V,
fosc=270kHz
-
0.5
1.0
mA
LED Power Supply Voltage
Vfled
R=6.8Ω
-
4.6
5.0
V
LED Power Supply Current
Ifled
R=6.8Ω
-
240
480
mA
Recommended LC Driving
Voltage (Standard Temp)
Recommended LC Driving
Voltage (Wide Temp)
Power Supply Current
Vdd - Vo
Vdd -Vo
V
V
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
AZ DISPLAYS, INC.
09/17/99
2
ACM2004D SERIES LCD MODULE
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
1. Vss
2. Vdd
3. Vo
4. RS
5. R/W
6. E
U2
SEG1- 40
~
SEG41- 120
40
U1
7. DB0
80
SEG 1
COM 1
8
14. DB7
COM 16
U3
SEG121-200
80
SEG200
LCD 20X4
16
COM16
+ BL+
- BL-
AZ DISPLAYS, INC.
LED BACKLIGHT
09/17/99
3
ACM2004D SERIES LCD MODULE
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
+
BL+
Power Supply for BL+
-
BL-
Power Supply for BL-
Vdd
Vo
Vr
+5V
Vss
STANDARD TEMP RANGE
Vdd
Vo
Vr
+5V
-5V
Vss
WIDE TEMP RANGE
Vr = 10KΩ ~ 20KΩ
8.0 TIMING CHARACTERISTICS
Item
Enable cycle time
Symbol
tC
Test Condition
Min.
Typ.
Max.
Unit
Fig. a, Fig. b
500
-
-
ns
Enable pulse width
tW
Fig. a, Fig. b
220
-
-
ns
Enable rise/fall time
tR , tF
Fig. a, Fig. b
-
-
25
ns
RS, R/W set up time
tSU
Fig. a, Fig. b
40
-
-
ns
RS, R/W hold time
Fig. a, Fig. b
10
-
-
ns
Data delay time
tH
tD
Fig. b
-
-
120
ns
Data set up time
tDSU
Fig. a
60
-
-
ns
Data hold time
tDH
Fig. a, Fig. b
20
-
-
ns
AZ DISPLAYS, INC.
09/17/99
4
ACM2004D SERIES LCD MODULE
RS
R/W
VIH1
VIH1
VIL1
t SU
VIL1
tH
V IL1
VIL1
tW
tF
VIH1
E
VIH1
VIL1
tR
VIL1
tDSU
VIH1
DB0~DB7
tH
VIL1
tDH
Valid Data
VIL1
VIH1
VIL1
tC
Fig. a Interface timing (data write)
RS
VIH1
VIH1
VIL1
VIL1
tH
tSU
VIH1
VIH1
R/W
tW
E
VIH1
VIL1
tH
VIH1
tR
t DSU
tD
DB0~DB7
tF
VIH1
VIL1
VIL1
t DH
Valid Data
VIL1
VIH1
VIL1
tC
Fig. b Interface timing (data read)
AZ DISPLAYS, INC.
09/17/99
5
ACM2004D SERIES LCD MODULE
9.0 MECHANICAL DIAGRAM
AZ DISPLAYS, INC.
09/17/99
6
ACM2004D SERIES LCD MODULE
10.0 RELIABILITY TEST
Evaluations and Assessment*
Storage Condition
Content
Operation at high
temperature and
humidity
High temperature
storage
Low temperature
storage
Oozing
Contrast
Other Appearances
40ºC,90%
RH,240hrs
Current
Consumption
Twice initial
value or less
none
More than 80% of
initial value
No abnormality
60ºC,
240hrs
-20ºC,
240hrs
Twice initial
value or less
Twice initial
value or less
none
More than 80% of
initial value
More than 80% of
initial value
No abnormality
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.
AZ DISPLAYS, INC.
09/17/99
7
ACM2004D SERIES LCD MODULE
11.0 DISPLAY INSTRUCTION TABLE
DESCRIPTION
Executing
time
fosc=250khz
1
Clears Display & Returns to Address 0.
1.64ms
1
x
Returns Cursor to Address 0. Also
returns the display being shifted to the
original position. DDRAM contents
remain unchanged.
1.64ms
I/D
S
I/D: Set Cursor Moving Direction
I/D=1: Increment
I/D=0: Decrement
COMMAND
R R/ DB DB DB DB
S W 7 6
5
4
DB
3
DB
2
DB
1
Clear
Display
0
0 0
0
0
0
0
0
0
Cursor at
Home
0
0 0
0
0
0
0
0
Entry Mode
Set
0
0 0
0
0
0
0
1
DB
0
40µs
S: Specify Shift of Display
S=1: The display is shifted
S=0: The display is not shifted
0
Display
ON/OFF
Control
0
0
0
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
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
Set CG RAM
Address
0
0 0
1
Set DD
RAM
Address
0
0 1
Busy Flag /
0
Address Read
1 B
F
Write Data
1
0
Read Data
1
1
0
0
1
D
C
B
Character Generator (CG) RAM
Address
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
40µs
40µs
Sets CG RAM address. CG RAM data is
sent and received after this instruction.
40µs
Display Data (DD) RAM Address /
Cursor Address
Sets DD RAM address. DD Ram data
is sent and received after this
instruction.
40µs
Address counter used for both DD &
CG RAM address
Reads Busy Flag (BF) and address
counter contents.
40µs
Write Data
Writes data into DDRAM or CGRAM.
46µs
Read Data
Reads data from DDRAM or CGRAM.
46µs
x: Don't Care.
AZ DISPLAYS, INC.
09/17/99
8
ACM2004D SERIES LCD MODULE
12.0 STANDARD CHARACTER PATTERNS
Note: The character generator RAM is the RAM with which the user can rewrite character patterns by program.
AZ DISPLAYS, INC.
09/17/99
9
Similar pages