Datasheet ACM2402D-RLYS-T, ACM2402D-RLGS-T, ACM2402D-RLGD-T, ACM2402D-RLFS-T, ACM2402D-RLFD-T Datasheet (AZDIS)
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AZ DISPLAYS, INC.
Complete LCD Solutions
AZ DISPLAYS, INC. 1 6/18/97
ACM2402D SERIES LCD MODULE
1.0 PHYSICAL DATA
Item Nominal Dimensions / Available Options Unit
Number of Characters 24 characters x 2 lines Character Format 5 x 7 dots with cursor Overall Module Size (W x H x D) 190.0 x 42.0 x max 13.5 for LED backlight version
190.0 x 42.0 x max 9.5 for reflective version
mm
Dot Size (W x H) 1.00 x 1.00 mm
Dot Pitch (W x H) 1.10 x 1.10 mm
Duty 1/16 Controller IC KS0066 LC Fluid Options STN Polarizer Options Reflective, Transflective Backlight Options LED Temperature Range Options Standard -
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
Input voltage VI VSS - VDD V
Supply voltage for logic VDD-VSS 0 5.0 6.5 V
Supply voltage for LCD drive VDD-VO 0 - 6.5 V
3.0 OPTICAL CHARACTERISTICS (Ta = 25°C, VDD = 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
AZ DISPLAYS, INC. 2 6/18/97
ACM2402D 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 VDD-VO Ta = 25°C 4.8 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=2.7Ω - 300 - 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
- A - Anode for LED backlight Power supply for LED backlight
- K - Cathode for LED backlight Power supply for LED backlight
AZ DISPLAYS, INC. 3 6/18/97
ACM2402D SERIES LCD MODULE
6.0 POWER SUPPLY
7.0 BLOCK DIAGRAM
COM1
16COM
SEG1~40
U1
8
COM16
SEG41~80
SEG1-----------SEG120
LCD 24 X 2
LED B/L
1 VSS
3 VO
4 RS
-
6 E
A
K
5 R/W
2 VDD
14 DB714 DB7
7 DB0
U3
40
U2
40
SEG81~120
40
VSS
VO
VDD
VR
+5V
VR = 10K
Ω
~ 20K
Ω
AZ DISPLAYS, INC. 4 6/18/97
ACM2402D 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 tEr , 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
tH1tH2t
0.6V -
H1
2.2V -
t
0.6V -
H1
t
t
H2
Ef
t
2.2V -
DSW
t
0.6V -
2.2V -
- 0.6V
1.5
8.7
0.1
5.4
1.0
1.0
0.1
35.0±0.3
1.6
2.54
42.0±0.5
15.24
36.0±0.3
2.5
190.0±0.5
184.0±0.3
159.3±0.3
1.0
9.5(max)
4.5
mm
NONE
13
1
4-ø3.5
TITLE
NAME DATE
DWG-NO
THIRD ANGLE PROJECT
DRAW
DESIGN
CHECK
APPROVE
SCALE :
UNIT :
AZ DISPLAYS, INC.
ACM2402D
14-ø1.0
14
2
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