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AZ DISPLAYS, INC.
COMPLETE LCD SOLUTIONS
SPECIFICATIONS FOR LIQUID CRYSTAL DISPLAY
PART NUMBER: DATE:
ACM 4004E SERIES October 8, 2002
ACM4004E SERIES LCD MODULE
1.0 MECHANICAL SPECS
1. Overall Module Size 190.0mm(W) x54.0mm(H) x 14.5mm(D) max for LED backlight version 190.0mm(W) x 54.0mm(H) x 9.5mm(D) max for reflective version 2. 3. 4. 5. 6. 7. 8. 9. Dot Size Charater Pitch Duty Controller IC LC Fluid Options Polarizer Options Backlight Options Temperature Range Options 0.50mm(W) x 0.55mm(H) 2.78mm(W) x 4.89mm(H) 1/16 KS0066 STN Reflective, Transflective, Transmissive LED Standard(0C ~ 50C), Wide(-20C ~ 70C)
2.0 ABSOLUTE MAXIMUM RATINGS
Item Operating temperature (Standard) Storage temperature (Standard) Operating temperature (Wide temperature) Storage temperature (Wide temperature) Input voltage Supply voltage for logic Supply voltage for LCD drive Symbol Top Tst Top Tst Vin Vdd- Vss Vdd- Vo Min 0 -20 -20 -30 Vss 2.7 3.0 4.6 Typ Max 50 70 70 80 Vdd 5.5 6.5 Unit C C C C V V V
AZ DISPLAYS, INC.
10/08/02
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ACM4004E SERIES LCD MODULE
3.0 ELECTRICAL CHARACTERISTICS
Item Input voltage (high) Input voltage (low) Symbol Vih Vil Condition H level L level 0C Recommended LC Driving Voltage (Standard Temp) Vdd - Vo 25C 50C -20C Recommended LC Driving Voltage (Wide Temp) Vdd -Vo 0C 50C 70C Power Supply Current LED Power Supply Voltage LED Power Supply Current Idd Vfled Ifled Vdd=5.0V, fosc=270kHz R=6.8 R=6.8 Min 2.2 0 4.2 3.9 3.7 Typ 4.8 4.6 4.3 6.4 4.8 4.3 4.2 1.0 4.3 500 Max Vdd 0.6 5.4 7.2 2.0 5.0 800 mA V mA V V Unit V V
4.0 OPTICAL CHARACTERISTICS (Ta=25C, Vdd= 5.0V0.25V, TN LC fluid)
Item Viewing angle (horizontal) Viewing angle (vertical) Contrast Ratio Response time (rise) Response time (fall) Symbol Cr Tr Tf Condition Cr 4.0 Cr 4.0 =0, =0 =0, =0 =0, =0 Min -25 -30 Typ 2 120 120 Max 30 150 150 ms ms Unit deg deg
AZ DISPLAYS, INC.
10/08/02
2
ACM4004E SERIES LCD MODULE
4.1 OPTICAL CHARACTERISTICS (Ta=25C, Vdd= 5.0V0.25V, STN LC fluid)
Item Viewing angle (horizontal) Viewing angle (vertical) Contrast Ratio Response time (rise) Response time (fall) Symbol Cr Tr Tf Condition Cr 2.0 Cr 2.0 =0, =0 =0, =0 =0, =0 Min -60 -40 Typ 6 150 150 Max 35 40 250 250 ms ms Unit deg deg
5.0 BLOCK DIAGRAM
14. Vdd 13. Vss 12. Vo 11. RS 10. R/W
U1 SEG1- 40 40
U2
SEGMENT
U3
SEGMENT
80
80
U1 & U4
U1 COM 16 16
8. DB0 8 1. DB7 ~
LCD 40X4
COM 16 U4 40 80
SEGMENT
16 80
SEGMENT
9. E1 SEG1- 40 15. E2 U4
U5
U6
A BL+ K BL-
LED BACKLIGHT
AZ DISPLAYS, INC.
10/08/02
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ACM4004E SERIES LCD MODULE
6.0 PIN ASSIGNMENT
Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Symbol DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 E1 R/W RS Vo Vss Vdd E2 NC Function Data bit 7 Data bit 6 Data bit 5 Data bit 4 Data bit 3 Data bit 2 Data bit 1 Data bit 0 Enable Signal of U1 Read / Write Signal Register Select LCD contrast adjust Ground +5V Enable Signal of U2 No Connect WIDE TEMP RANGE Vr = 10K ~ 20K Vss Vo Vr -5V Vdd +5V STANDARD TEMP RANGE Vss Vo Vr
7.0 POWER SUPPLY
Vdd +5V
+ -
BL+ BL-
Power Supply for BL+ Power Supply for BL-
8.0 TIMING CHARACTERISTICS
Item Enable cycle time Enable pulse width Enable rise/fall time RS, R/W set up time RS, R/W hold time Data delay time Data set up time Data hold time Symbol tC tW tR , tF tSU tH tD tDSU tDH Test Condition Fig. a, Fig. b Fig. a, Fig. b Fig. a, Fig. b Fig. a, Fig. b Fig. a, Fig. b Fig. b Fig. a Fig. a, Fig. b Min. 500 220 40 10 60 20 Typ. Max. 25 120 Unit ns ns ns ns ns ns ns ns
AZ DISPLAYS, INC.
10/08/02
4
ACM4004E SERIES LCD MODULE
RS R/W E DB0~DB7
VIH1 VIL1
VIH1 VIL1 tH
t SU
V IL1 tW V IH1 V IL1 tR V IH1 VIH1 VIL1 t DSU tDH V IH1 tF tH
VIL1
VIL1
Valid Data
V IL1 tC V IL1
Fig. a Interface timing (data write)
RS R/W
VIH1 VIL1 tSU VIH1
VIH1 VIL1 tH VIH1
tW
tF VIH1 VIL1
tH
E DB0~DB7
VIH1 VIL1 tR tD VIH1 V IL1
tDSU
tDH VIH1 VIL1 tC
VIL1
Valid Data
Fig. b Interface timing (data read)
AZ DISPLAYS, INC.
10/08/02
5
ACM4004E SERIES LCD MODULE
9.0 MECHANICAL DIAGRAM
AZ Displays, Inc.
AZ DISPLAYS, INC.
10/08/02
6
ACM4004E SERIES LCD MODULE
10.0 RELIABILITY TEST
Evaluations and Assessment* Storage Condition Operation at high temperature and humidity High temperature storage Low temperature storage Content 40C,90% RH,240hrs 60C, 240hrs -20C, 240hrs Current Consumption Twice initial value or less Twice initial value or less Twice initial value or less Oozing none Contrast More than 80% of initial value More than 80% of initial value More than 80% of initial value Other Appearances No abnormality
none
No abnormality No abnormality
*Evaluations and assessment to be made two hours after returning to room temperature (25C5C). *The LCDs subjected to the test must not have dew condensation.
AZ DISPLAYS, INC.
10/08/02
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ACM4004E SERIES LCD MODULE
11.0 DISPLAY INSTRUCTION TABLE
COMMAND R R/ DB DB DB DB SW7 6 5 4 DB 3 DB 2 DB DB 1 0 DESCRIPTION Executing time fosc=250khz 1.64ms 1.64ms
Clear Display Cursor at Home
0 0
00 00
0 0
0 0
0 0
0 0
0 0
0 1
1 x
Clears Display & Returns to Address 0. Returns Cursor to Address 0. Also returns the display being shifted to the original position. DDRAM contents remain unchanged. 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
Entry Mode Set
0
00
0
0
0
0
1
I/D
S
40s
Display ON/OFF Control
0
00
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 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 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 Sets CG RAM address. CG RAM data is sent and received after this instruction. Sets DD RAM address. DD Ram data is sent and received after this instruction. Reads Busy Flag (BF) and address counter contents. Writes data into DDRAM or CGRAM. Reads data from DDRAM or CGRAM.
40s
Cursor / Display Shift
0
00
0
0
1
S/C
R/L
x
x
40s
Function Set
0
00
0
1
DL
N
F
x
x
40s
Set CG RAM Address Set DD RAM Address
0
00
1
Character Generator (CG) RAM Address
40s
0
01
Display Data (DD) RAM Address / Cursor Address
40s
0 Busy Flag / Address Read Write Data Read Data
X: Don't Care
1B F 0 1
Address counter used for both DD & CG RAM address Write Data Read Data
40s
1 1
46s 46s
AZ DISPLAYS, INC.
10/08/02
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ACM4004E 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.
10/08/02
9

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