AZ DISPLAYS, INC. COMPLETE LCD SOLUTIONS SPECIFICATIONS FOR LIQUID CRYSTAL DISPLAY PART NUMBER: DATE: ACM 2004E SERIES April 24, 2002 ACM2004E SERIES LCD MODULE 1.0 MECHANICAL SPECS 1. Overall Module Size 182.0mm(W) x 90.0mm(H) x max 13.0mm(D) for LED backlight version 182.0mm(W) x 90.0mm(H) x max 9.50mm(D) for reflective version 2. Dot Size 1.10mm(W) x 1.50mm(H) 3. Dot Pitch 1.20mm(W) x 1.60mm(H) 4. Duty 1/16 5. Controller IC ST7066 6. LC Fluid TN, STN 7. Polarizer Reflective, Transflective, Transmissive 8. Viewing Angle Bottom, Top 9. Backlight Side LED 10. Temperature Range Standard(0”C ~ 50”C), Wide(-20”C ~ 70”C) 2.0 ABSOLUTE MAXIMUM RATINGS Item Symbol Min Typ Max Unit Operating temperature (Standard) Top 0 - 50 ”C Storage temperature (Standard) Tst -10 - 60 ”C Operating temperature (Wide temperature) Top -20 - 70 ”C Storage temperature (Wide temperature) Tst -30 - 80 ”C 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. 4/24/02 1 ACM2004E 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. 04/24/02 2 ACM2004E 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 U3 40 20 SEG1- 40 40 SEG1- 40 U1 7. DB0 ~ U2 SEG41- 80 SEG 1 COM 1 SEG81-100 SEG100 COM 16 16 8 14. DB7 LCD 20X4 16 COM32 SEG 101 SEG161- 200 40 U5 SEG200 SEG121-160 40 SEG101-120 20 U4 15/17 BL+ LED BACKLIGHT * 16/18 BL- *Note: connected to Vss AZ DISPLAYS, INC. 04/24/02 3 ACM2004E 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 15 BL+ Power Supply for BL+ * 16 BL- Power Supply for BL- 17 BL+ Power Supply for BL+ * 18 BL- Power Supply for BL- Vdd Vr Vo +5V Vss STANDARD TEMP RANGE Vdd Vr Vo +5V -5V Vss W IDE TEMP RANGE Vr = 10KΩ ~ 20KΩ *Note: connected to Vss 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. 04/24/02 4 ACM2004E SERIES LCD MODULE RS VIH1 V IH1 V IL1 V IL1 tH t SU 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. 04/24/02 5 2.54 x 8 = 20.32 AZ DISPLAYS, INC. * *Note: connected to Vss