AND711AST-30/-EO 240 x 64 Dots Intelligent Graphic Display The AND711AST-30/-EO is a full dot matrix LCD module including an LCD controller and display RAM. This device can display graphic patterns and symbols and is suitable for a message display for various instruments such as business machine terminals. Features • • • • • • • • • • • • RoHS Compliant Super twist 40 character x 8 line capability Excellent readability and high contrast ratio 8-bit parallel bus for read/write data by CPU interface Built-in LCD controller and display RAM (8k byte) Character mode, graphic mode, and character and graphic combination mode RoHS compliant Wide operating temperatures range (0°C to + 50°C) Compact and easily mounted on any equipment User-selectable font–6 x 8 or 8 x 8 Available with EL backlighting attached (-EO option) Absolute Maximum Ratings Symbol Rating VDD 5.5 VEE -19 EL Drive Voltage (fEL = 1 kHz) VEL 130 Vrms Input Voltage VIN –.3 ≤ VIN ≤ +.3 V Operating Temperature Top 0 to +50 °C Storage Temperature Tstg -20 to +70 ˚C EL Driving Freq. (EO) fEL 1 kHz Item Supply Voltage Unit V Dot Matrix Dimensions Electrical Characteristics (TA = 25°C) Item Symbol Min. Typ. Max. VDD 4.5 5.0 5.5 VEE –5.75 –8.5 –11.5 High Level In Voltage (VDD = 5.0V) VIN 2.8 – 5 Low Level In Voltage (VDD = 5.0V) VIL – – 0.8 High Level Output Volt. (VDD = 5.0V) VOH VDD –0.3 – – V Low Level Output Volt. (VDD = 5.0V) VOL – – 0.3 V IDD – 16.0 25.0 IEE – 2.4 3.0 IEL – 4.0 10 Supply Voltage Mechanical Characteristics Item Outline Dimensions Specification Unit 180 (W) x 65 (H) x 10 (D) mm Number of Dots 240 (W) x 64 (H) # of Characters 40 x 8 (320) Characters 6 x 8 dot format, alpha-numeric Power Consumption(1) Viewing Area 132 (W) x 39 (H) mm Bezel Opening 132 (W) x 39 (H) mm Dot Size 0.49 (W) x 0.49 (H) mm Dot Pitch 0.53 (W) x 0.53 (H) mm I20/150 (ST/EO) gram Weight (approx.) 1 Unit V V mA (2) 1. All dots on. (V DD = .5V, V EE = –8.5V, V EL=110, fEL = 500 Hz or at Typ.) 2. mA rms Product specifications contained herein may be changed without prior notice. It is therefore advisable to contact Purdy Electronics before proceeding with the design of equipment incorporating this product. Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085 Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected] • www.purdyelectronics.com 7/20/07 AND711AST-30/-EO Intelligent Graphics Display Optical Characteristics (TA = 25˚C, φ = 0°, θ = 0) Power Supply Symbol Min. Typ. Max. Right to Left – 80 – Up & Down – 55 – Contrast K 2.5 4.8 - - Turn On Ton - 200 350 ms Turn Off Toff - 250 300 ms Item Viewing Angle Unit degree The LCD panel is driven by the voltage VDD –VEE, so an adjustable VEE is required for contrast control and temperature compensation. Temperature Variations Temperature V DD –V EE 0°C 13.9 +25°C 12.5 +50°C 10.8 Note: Refer to Applications Section for definitions of viewing angle, contrast ratio, response time (on and off) and luminance. Connector Pin Assignment Pin No. Signal Function 1 FGND Frame Ground (connected to metal bezel) 2 GND Ground (signal) Example of Variable Negative Voltage Supply V DD GND LCD Module R1 TR 3 VDD Power Supply for logic (5V) 4 VEE Power Supply for LCD Drive (–8.5 ±3V) 5 WR Data Write 6 RD Data Read 7 CE Chip Enable Timing Relationships and Diagram Signal Timing Relationships 8 C/D WR = “L”, C/D = “H”: Command Write WR = “L”, C/D = “L”: Data Write RD = “L”, C/D = “H”: Status Read RD = “L”, C/D = “L”: Data Read 9 NC No connection 10 RESET 11 D0 Data Input/Output Pulse Width 12 D1 Data Input/Output 13 D2 14 R2 V EE R1 = 10k, R2 = 10k, TR 2SA1102 or equivalent Symbol Min. Max. C/D Set Up Time tCDS 100 – C/D Hold Time tCDH 10 – tCE, tRD, tWR 80 – Data Set Up Time tDS 80 – Data Input/Output Data Hold Time tDH 40 – D3 Data Input/Output Access Time tACC – 150 15 D4 Data Input/Output Output Hold Time tOH 10 50 16 D5 Data Input/Output 17 D6 Data Input/Output 18 D7 Data Input/Output 19 FS Font select. Open or connect to VDD : 6 x 8 dot Connect to ground: 8 x 8 dot 20 NC No connection Controller Reset (Active Pullup Required) Item CE , RD, WR Unit ns Timing Diagram C/D tCDH tCDS CE tCP,tRD,tWP RD, WR tDS D0-D7 (WRITE) tDH D0-D7 (READ) tACC 7/20/07 Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085 Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected] • www.purdyelectronics.com tOH 2 AND711AST-30/-EO Intelligent Graphics Display Block Diagram Because signal lines are directly connected to C-MOS and are not pull-up or pull-down internally, except RESET which is pull-up to VDD, you must guard all signals from external noise. 8 D0-D7 D0-D7 WR AD0-AD12 13 RD CE C/D I/O0-I/O7 R/W T6963C RESET CE A0-A12 RAM (8K byte) ED HSCP FR LP CDATA Control Lines 64 Y-Driver VEL VEL X-Driver X-Driver X-Driver 80 80 80 LCD Panel 240 x 64 Dots EL Backlight Dimensional Outline 3 Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085 Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected] • www.purdyelectronics.com 7/20/07