AND1741MST 240 x 128 Dots Intelligent Graphics Display The AND1741 MST devices are compact, full dot matrix, with “white page” appearance, LCD modules that have an onboard LCD controller (T6963C) and display memory (RAM). The AND1741 MST can display TEXT information, numerals, letters and symbols, as well as GRAPHIC patterns. These devices are suitable for medical and measurement equipment, point-of-sale terminals, portable equipment, and marine instrumentation. Features • • • • • • • • • RoHS Compliant Black and white ST (MST) transmissive mode Built-in CCFL backlight 40 characters x 18 line capability 240 x 128 dot graphic display Excellent readability and high-contrast ratio Built-in LCD controller (T6963C) Wide operating temperature range (0° to 50°C) User-selectable fonts: 6 x 8 or 8 x 8 Dot Matrix Dimensions 119.7 0.50 0.47 63.97 0.50 0.47 Absolute Maximum Ratings Absolute Maximum Item Symbol Min Max Unit VDD 0 7.0 V VDD - VEE 0 24.0 V CCFL Input Current IFL – 10 mA rms CCFL Driving Voltage(1) VFL – 1500 Vrms CCFL Drive Frequency fEL – 80 kHz Input Voltage VIN -0.3 VDD V Storage Temperature Tstg -20 60 °C Operating Temperature Top 0 50 °C – 10 90 °/° RH Supply Voltage Humidity 240 x 128 pixels (2) 1. One minute maximum. 2. Wet bulb temperature ≤29° C, no condensation of water. Electrical Characteristics (TA = 25°C) Specifications Mechanical Characteristics Item Outline Dimensions Specification Unit 170.0 (W) x 105.0 (H) x 14.0 Max (D) mm Number of Dots 240 x 128 Dots (40 characters x 16 lines) # of Characters 40 x 16 (480), 6 x 8 font Supply Voltage Viewing Area 126.0 (W) x 70.0 (H) mm Bezel Opening 132.0 (W) 76.0 (H) mm Dot Size 0.47 (W) 0.47 (H) mm Dot Pitch 0.50 (W) 0.50 (H) mm 250 gram Weight (approx.) Item Min. (BST/ MST) Typ. (BST/ MST) Max. (BST/ MST) VDD 4.75 5.0 5.25 VDD VEE 17.5/ 18.5 18.5/ 19.5 19.5/ 20.5 2.8 — VDD 0 — 0.8 — 300 350 Symbol High Level In V VIN Low Level In V VIH FL Driving V VIN Cond. VDD = 5.0V VFL Unit V V V rms FL Input mA IFL 4.0 5.0 7.0 rms Current(1) 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. 1 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 AND1741MST Intelligent Graphics Display Electrical Characteristics (TA = 25°C) (Continued) Connector Pin Assignment Specifications Typ. (BST/ MST) Max. (BST/ MST) Unit Symbol Cond. Min. (BST/ MST) FL Starting V VFLS Ta = 0°C 1300 — — VO-P FL Driving Frequency fFL(2) 25 30 35 kHz — 9.0 18.0 — 2.0 4.0 Item Current Consumption IDD Typical IEE Pattern IDD Max. — 12.0 24.0 Pattern(3) — 2.5 5.0 IEE (3) mA 1. Life time of backlight will change according to the FL input current. 2. Choose a driving frequency that is not in sync with the frame frequency otherwise, you may experience flickering. 3. Typical pattern is all “on”, maximum pattern is checkered. Pin No. Signal 9 NC Function 10 RESET 11 D0 Data Input/Output (LSB) 12 D1 Data Input/Output 13 D2 Data Input/Output 14 D3 Data Input/Output 15 D4 Data Input/Output 16 D5 Data Input/Output 17 D6 Data Input/Output 18 D7 Data Input/Output (MSB) 19 FS Connect to VDD : 6 x 8 font Connect to GND: 8 x 8 font 20 RV VDD : Positive image GND: Negative image No connection Optical Characteristics (TA = 25˚C, φ = 0°, θ = 0) Controller Reset Specifications Item Viewing Angle Contrast Ratio Response Time Luminance IFL = 5.0 mA rms Symbol Min. (BST/ MST) Typ. (BST/ MST) Max. (BST/ MST) Right to Left – 80 – Up & Down – 55 – K 2.5/8 3.5/12 — TON – 200 350 TOFF – 200 350 L 60 80 – FL Connector Unit degree — Function 1 VFL Power supply for FL backlight 5 VFL Power supply for FL backlight Note: Connector: IL-G-55-53C2, Japan Aviation Electronics Industry. Mating Housing: IL-M-5P-S3C2-PM. Contact: IL-M-C2. Recommended FL Inverter E1118 cd/m2 + 1 Pin No. Signal Function 1 FGND Frame Ground 2 GND Ground 3 VDD Power Supply (5V) 4 VEE Power Supply for LCD Drive 5 WR Data Write 6 RD Data Read 7 CE Chip Enable 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 4 Vout 2 Connector Pin Assignment 7/20/07 Signal ms Note: Refer to Applications Section for definitions of viewing angle, contrast ratio, response time (on and off) and luminance. 8 Pin No, CCF Tube 3 Input bypass capacitor may be required (10µf –100µf) Part number E1118 is Endicott Research Group, Inc.. Method of connecting is illustrated. Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085 Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected] • www.purdyelectronics.com 2 AND1741MST Intelligent Graphics Display Power Supply Timing Relationships and Diagram LCD panel is driven by the voltage VDD–VEE, so adjustable VEE is required for contrast control and temperature compensation. Signal Timing Relationships Temperature Variations Temperature V DD –VEE (MST) V DD –VEE (BST) 0°C 21.0 20.0 +25°C 19.5 18.5 +50°C 17.6 16.6 Item Symbol Min. Max. C/D Set Up Time tCDS 100 – C/D Hold Time tCDH 10 – tCEtRD ,tWR 80 – Data Set Up Time tDS 80 – Data Hold Time tDH 40 – Access Time tACC – 150 Output Hold Time tOH 10 50 CE , RD, WR Pulse Width Unit ns Timing Diagram C/D tCDH tCDS CE tCP,tRD,tWP RD, WR tDS D0-D7 (WRITE) tDH D0-D7 (READ) tACC tOH Block Diagram 8 D0-D7 WR AD0-AD12 RD CE C/D 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 I/O0-I/O7 13 R/W T6963C CE1 A0-A12 RAM (8K byte) ED RESET HSCP FR LP CDATA Control Lines X-Driver X-Driver X-Driver 80 80 80 64 Y-Driver LCD 64 Y-Driver VFL VFL 3 Backlight 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 AND1741MST Intelligent Graphics Display Dimensional Outline 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 4