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| AND1021ST/-EO 120 x 64 Dots Intelligent Graphics Display The AND1021ST/-EO devices are compact, full dot matrix, LCD modules that have an on-board LCD controller (T6963C) and display memory (RAM). The AND1021ST/-EO can display TEXT information, numerals, letters and symbols, as well as GRAPHIC patterns. These devices are suitable for medical and measurement equipment, point-ofsale terminals, portable equipment, and marine instrumentation. Features * * * * * * * Super twist 15 characters x 8 line capability 120 x 64 dot graphic display Excellent readability and high-contrast ratio Built-in LCD controller (T6963C) Wide operating temperature range (0 to 50C) Available with EL backlighting (-EO option) * RoHS Compliant Absolute Maximum Ratings Item Symbol VDD Supply Voltage VEE VEL Input Voltage Operating Temperature VIN Top Tstg fEL Rating 7.0 -22 110 (EO) GND VIN VDD 0 to +50 -20 to +60 1 Unit V Vrms V C C kHz Dot Matrix Dimensions 57.56 0.48 0.44 Storage Temperature EL Driving Freq. (EO) Electrical Characteristics (TA = 25C) 38.36 0.62 0.56 Item 120 x 64 Pixels Symbol VDD VEE VEL VIN VIH VOH VOL IDD Min. 4.75 -7.75 100 -0.5 0 VDD - 0.3 - - - Typ. 5.0 -8.5 110 - - - - Max. 5.25 -9.25 120 VDD 0.5 - 0.3 10.0 2.0 15 Unit V Vrms V V V V mA (2) Supply Voltage EL Drive voltage (fEL = 500 Hz) Mechanical Characteristics Item Outline Dimensions Number of Dots # of Characters Viewing Area Bezel Opening Dot Size Dot Pitch Weight (approx.) Specification 85.0 (W) x 70.0 (H) x 20.0 MAX (D) 120 x 64 Dots (15) 15 x 8 (120) Characters, 8 x 8 font 62.5 (W) x 43.5 (H) 62.5 (W) x 43.5 (H) 0.44 (W) x 0.56 (H) 0.56 (W) x 0.60 (H) 70/85 (ST/EO) mm mm mm mm gram Unit mm High Level In Voltage (VDD = 5.0V) Low Level In Voltage (VDD = 5.0V) High Level Output Volt. (VDD = 5.0V) Low Level Output Volt. (VDD = 5.0V) Power Consumption (1) IEE IEL 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 * sales@purdyelectronics.com * www.purdyelectronics.com 1 7/20/07 2 Purdy Electronics Corporation * 720 Palomar Avenue * Sunnyvale, CA 94085 Tel: 408.523.8200 * Fax: 408.733.1287 * sales@purdyelectronics.com * www.purdyelectronics.com 7/20/07 AND1021ST/-EO Intelligent Graphics Display Optical Characteristics (TA = 25C, = 0, = 0) Item Symbol Min. Typ. Max. Viewing Angle Contrast Turn On Turn Off Right to Left Up & Down K Ton Toff - - 2.5 - - 80 55 4.8 200 250 - - - 350 350 Power Supply Unit degree - ms ms The LCD panel is driven by the voltage VDD -VEE, so adjustable VEE is required for contrast control and temperature compensation. Temperature Variations V DD -V EE Temperature 0C +25C +50C 14.6 13.5 11.6 V DD -V EE (EO option) Note: Refer to Applications Section for definitions of viewing angle,contrast ratio, response time (on and off) and luminance. 14.1 13.0 11.1 Connector Pin Assignment Pin No. 1 2 3 4 5 6 7 Signal FGND GND VDD VEE WR RD CE Ground (signal) Power Supply for logic (5V) Power Supply for LCD Drive Data Write Data Read Chip Enable 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 No connection Controller Reset Data Input/Output Data Input/Output Data Input/Output Data Input/Output Data Input/Output Data Input/Output Data Input/Output Data Input/Output No connection No connection CE tCP,tRD,tWP RD, WR tDS D0-D7 (WRITE) D0-D7 (READ) tACC tOH tDH R1 = 10k, R2 = 10k, TR 2SA1102 or equivalent R2 R1 TR V EE Function Frame Ground (connected to metal bezel) Example of Variable Negative Voltage Supply V DD GND LCD Module Timing Relationships and Diagram Signal Timing Relationships Item C/D Set Up Time C/D Hold Time CE, RD, WR Pulse Width Data Set Up Time Data Hold Time Access Time Output Hold Time Timing Diagram C/D tCDS tCDH 8 C/D Symbol tCDS tCDH tCE, tRD, tWR tDS tDH tACC tOH Min. 100 10 80 80 40 - 10 Max. - - - - - 150 50 Unit 9 10 11 12 13 14 15 16 17 18 19 20 NC RESET D0 D1 D2 D3 D4 D5 D6 D7 NC NC ns 3 Purdy Electronics Corporation * 720 Palomar Avenue * Sunnyvale, CA 94085 Tel: 408.523.8200 * Fax: 408.733.1287 * sales@purdyelectronics.com * www.purdyelectronics.com 7/20/07 AND1021ST/-EO Intelligent Graphics Display Block Diagram 8 D0-D7 8 I/O0-I/O7 RAM 12 AD0-AD12 R/W CE WR RD CE C/D RESET HALT HSCP FR LP CDATA Control Lines X-Driver X-Driver T6963C A0-A11 R/W CE1 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. D0-D7 60 60 64 Y-Driver LCD VEL VEL Backlight Dimensional Outline EL Option Only Ground VEL 7/20/07 Purdy Electronics Corporation * 720 Palomar Avenue * Sunnyvale, CA 94085 Tel: 408.523.8200 * Fax: 408.733.1287 * sales@purdyelectronics.com * www.purdyelectronics.com 4 |
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