ACM2004G ZETTLER | Alldatasheet
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A DIVISION OF ZE XIAMEN CO., LTD. SPECIFICATIONS FOR LIQUID CRYSTAL DISPLAY PART NUMBER: ACM 2004G SERIES DATE: August 26, 2002
ACM2004G SERIES CHARACTER MODULE VER1.0 DISPLAYTRONIC A DIVISION OF ZE XIAMEN 1
1.0 MECHANICAL SPECS
- Overall Module Size 98.0mm(W) x 60.0 mm(H) x max 14.5mm(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. Charater Pitch 2.95mm(W) x 4.75mm(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 4.5 6.5 V
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 4.5 - Recommended LC Driving Voltage (Standard Temp) Vdd - Vo 50ºC 3.9 4.3 - V -20ºC - 6.4 7.2 0ºC - 4.8 - 50ºC - 4.3 - Recommended LC Driving Voltage (Wide Temp) Vdd -Vo 70ºC 3.7 4.2 - V Power Supply Current Idd Vdd=5.0V, fosc=270kHz - 0.5 1.0 mA LED Power Supply Voltage Vfled R=6.8 Ω - 4.2 4.4 V LED Power Supply Current Ifled R=6.8 Ω - 120 600 mA
ACM2004G SERIES CHARACTER MODULE VER1.0 DISPLAYTRONIC A DIVISION OF ZE XIAMEN 2 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 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
- Vss 2. Vdd 3. Vo 4. RS 5. R/W 6. E 7. DB0 14. DB7 + BL+ - BL- SEG121-200 40 80 80 COM 1 COM16
ACM2004G SERIES CHARACTER MODULE VER1.0 DISPLAYTRONIC A DIVISION OF ZE XIAMEN 3 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-
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 , tF 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 tD 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 STANDARD TEMP RANGE Vss Vo Vdd Vr +5V WIDE TEMP RANGE -5V Vr = 10KΩ ~ 20KΩ
ACM2004G SERIES CHARACTER MODULE VER1.0 DISPLAYTRONIC A DIVISION OF ZE XIAMEN 4 VIH1 VIL1 V IL1 IH1 IL1V V VIH1 VIL1 VIL1 VIH1 IL1V VIH1 IL1V Valid Data tSU tH tW tHtF tR tDSU tDH tC RS R/W E DB0~DB7 VIL1 VIH1 VIL1 Fig. a Interface timing (data write) VIH1 VIL1 VIH1 IH1 IL1V V VIH1 VIL1 VIH1 VIH1 IL1V VIH1 IL1V Valid Data tSU tH tW tHtF tR tDSU tDH tC RS R/W E DB0~DB7 VIL1 tD VIH1 IL1V Fig. b Interface timing (data read)
ACM2004G SERIES CHARACTER MODULE VER1.0 DISPLAYTRONIC A DIVISION OF ZE XIAMEN 5
9.0 MECHANICAL DIAGRAM
ACM2004G SERIES CHARACTER MODULE VER1.0 DISPLAYTRONIC A DIVISION OF ZE XIAMEN 6
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.
ACM2004G SERIES CHARACTER MODULE VER1.0 DISPLAYTRONIC A DIVISION OF ZE XIAMEN 7
11.0 DISPLAY INSTRUCTION TABLE
R S W DB DB DB DB DB DB DB DB
DESCRIPTION
fosc=250khz Clear Display Clears Display & Returns to Address 0. 1.64ms Cursor at Home 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 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 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 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 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 Character Generator (CG) RAM Address Sets CG RAM address. CG RAM data is sent and received after this instruction. 40µs Set DD RAM Address 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 B F Address counter used for both DD & CG RAM address Reads Busy Flag (BF) and address counter contents. 40µs Write Data Write Data Writes data into DDRAM or CGRAM. 46µs Read Data Read Data Reads data from DDRAM or CGRAM. 46µs x: Don't Care.
ACM2004G SERIES CHARACTER MODULE VER1.0 DISPLAYTRONIC A DIVISION OF ZE XIAMEN 8
12.0 STANDARD CHARACTER PATTERNS
Note: The character generator RAM is the RAM with which the user can rewrite character patterns by program.