AZ DISPLAYS, INC. Complete LCD Solutions ACM4002D SERIES LCD MODULE 1.0 PHYSICAL DATA Item Nominal Dimensions / Available Options Unit Number of Characters 40 characters x 2 lines - Character Format 5 x 7 dots with cursor - Overall Module Size (W x H x D) 182.0 x 33.5 x max 14.0 for LED backlight version 182.0 x 33.5 x max 9.5 for reflective or EL backlight version mm Dot Size (W x H) 0.60 x 0.65 mm Dot Pitch (W x H) 0.65 x 0.70 mm Duty 1/16 - Controller IC KS0066 - LC Fluid Options TN, 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 Operating temperature (Wide temp) Top -20 - +70 °C Storage temperature (Wide temp) Tst -30 - +80 °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. 1 6/18/97 ACM4002D 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, STN 4.8 V Supply voltage for LCD drive VDD-VO Ta = 25°C, TN 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=3.6Ω - 220 - 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 A - Anode for LED backlight Power supply for LED backlight K K - Cathode for LED backlight Power supply for LED backlight AZ DISPLAYS, INC. 2 6/18/97 ACM4002D SERIES LCD MODULE 6.0 POWER SUPPLY VDD VO VR +5V VSS VR = 10KΩ ~ 20KΩ 7.0 BLOCK DIAGRAM 1 VSS 2 VDD 3 VO 4 RS 5 R/W 6E 7 DB0 14 DB7 A K AZ DISPLAYS, INC. COM1 LCD 40 X 2 COM 16 U1 8 COM16 40 SEG1~40 SEG1----------------------SEG200 80 80 SEG41~120 SEG121~200 U2 U3 LED B/L 3 6/18/97 ACM4002D SERIES LCD MODULE 8.0 TIMING CHARACTERISTICS (KS0066 Controller) Item Symbol Test Condition Min. Typ. Max. Unit Enable cycle time tCYC Fig. a, Fig. b 500 - - ns Enable pulse width PWEH Fig. a, Fig. b 220 - - ns Enable rise/fall time tEr , tEf Fig. a, Fig. b - - 25 ns RS, R/W set up time tAS Fig. a, Fig. b 40 - - ns RS, R/W hold time tH1 Fig. a, Fig. b 10 - - ns tDSW Fig. a 60 - - ns Data hold time tH2 Fig. a 10 - - ns Data delay time tDDR Fig. b - - 120 ns Data hold time tH2 Fig. b 20 - - ns Data set up time 2.2V - - 2.2V RS - 0.6V 0.6V - t AS R/W t H1 - 0.6V - 0.6V PW EH t H1 2.2V - - 2.2V E t Ef t DSW 0.6V - 0.6V - - 0.6V t Er t H2 2.2V - - 2.2V DB0-DB7 - 0.6V Valid Data 0.6V - t CYC Fig. a Interface timing (data write) 2.2V - - 2.2V RS - 0.6V 0.6V - t AS t H1 2.2V - - 2.2V R/W t H1 PW EH - 2.2V E 0.6V - t Er t Ef 2.2V - 0.6V t DDR - 2.2V DB0-DB7 0.6V - t H2 - 0.6V 2.2V - Valid Data 0.6V - t CYC Fig. b Interface timing (data read) AZ DISPLAYS, INC. 4 6/18/97 14-ø1.0 Vss Vdd Vo RS R/W E DB0 14. DB7 1. 2. 3. 4. 5. 6. 7. Pin Function 1.6 33.5±0.5 6.2 26.5±0.1 9.5(max) ~ 15.24 2.5 2 1 14 13 2.54 93.5 5.95 EL BKL or without BKL 0.65 0.6 3.2 3.7 147.5±0.1 154.5±0.1 161.2±0.2 175.0±0.1 182.0±0.5 NONE mm ACM4002D SCALE : THIRD ANGLE PROJECT DWG-NO TITLE AZ DISPLAYS, INC. 1.6 10.9 14.0(max) LED BKL DRAW DATE 11.5 UNIT : NAME 16.5±0.1 DESIGN CHECK APPROVE 4-ø3.5 K A 29.2±0.2 0.7 0.65 5.55