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. Dot Size 0.50mm(W) x 0.55mm(H) 3. Charater Pitch 2.78mm(W) x 4.89mm(H) 4. Duty 1/16 5. Controller IC KS0066 6. LC Fluid Options 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 -20 - 70 ºC Operating temperature (Wide temperature) Top -20 - 70 ºC Storage temperature (Wide temperature) Tst -30 - 80 ºC Input voltage Vin Vss Vdd V Vdd- Vss 2.7 - 5.5 V Vdd- Vo 3.0 4.6 6.5 V Supply voltage for logic Supply voltage for LCD drive AZ DISPLAYS, INC. 10/08/02 1 ACM4004E 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 - 1.0 2.0 mA LED Power Supply Voltage Vfled R=6.8Ω - 4.3 5.0 V LED Power Supply Current Ifled R=6.8Ω - 500 800 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. 10/08/02 2 ACM4004E 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 14. Vdd 13. Vss 12. Vo 11. RS 10. R/W U1 SEG1- 40 ~ 8. DB0 1. DB7 8 U1 & U4 40 U2 U3 SEGMENT SEGMENT 80 80 U1 COM 16 16 LCD 40X4 COM 16 16 U4 40 80 80 SEGMENT SEGMENT 9. E1 SEG1- 40 15. E2 U4 U5 U6 A BL+ K BL- AZ DISPLAYS, INC. LED BACKLIGHT 10/08/02 3 ACM4004E SERIES LCD MODULE 6.0 PIN ASSIGNMENT 7.0 POWER SUPPLY Vdd Pin No. Symbol Function 1 DB7 Data bit 7 2 DB6 Data bit 6 3 DB5 Data bit 5 4 DB4 Data bit 4 5 DB3 Data bit 3 6 DB2 Data bit 2 7 DB1 Data bit 1 8 DB0 Data bit 0 9 E1 Enable Signal of U1 10 R/W Read / Write Signal 11 RS Register Select 12 Vo LCD contrast adjust 13 Vss Ground 14 Vdd +5V 15 16 E2 Enable Signal of U2 NC + BL+ Power Supply for BL+ - BL- Power Supply for BL- Vr Vo +5V Vss STANDARD TEMP RANGE Vdd Vr Vo +5V -5V Vss W IDE TEMP RANGE No Connect Vr = 10KΩ ~ 20KΩ 8.0 TIMING CHARACTERISTICS Item Symbol Test Condition Min. Typ. Max. Unit Enable cycle time tC 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 tH Fig. a, Fig. b 10 - - ns Data delay time 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. 10/08/02 4 ACM4004E SERIES LCD MODULE RS VIH1 V IH1 V IL1 V IL1 tH tSU R/W V IL1 VIL1 tW tF V IH1 E VIH1 V IL1 tR V IL1 t DSU V IL1 tDH V IH1 DB0~DB7 tH V IH1 Valid Data V IL1 V IL1 tC Fig. a Interface timing (data write) RS VIH1 VIH1 VIL1 tSU VIL1 tH V IH1 VIH1 R/W tW E VIH1 tH VIH1 VIL1 t R t DSU tD DB0~DB7 tF VIH1 V IL1 t DH Valid Data V IL1 VIL1 VIH1 VIL1 tC Fig. b Interface timing (data read) AZ DISPLAYS, INC. 10/08/02 5 ACM4004E SERIES LCD MODULE AZ Displays, Inc. 9.0 MECHANICAL DIAGRAM AZ DISPLAYS, INC. 10/08/02 6 ACM4004E 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. 10/08/02 7 ACM4004E 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 DB 1 0 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 40µs S: Specify Shift of Display S=1: The display is shifted S=0: The display is not shifted Display ON/OFF Control 0 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 0 Busy Flag / 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. 10/08/02 8 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