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 * * * * * * * Absolute Maximum Ratings Item Symbol 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) 57.56 0.48 0.44 Unit VDD 7.0 VEE -22 VEL 110 (EO) Vrms Input Voltage VIN GND VIN VDD V Operating Temperature Top 0 to +50 C Storage Temperature Tstg -20 to +60 C EL Driving Freq. (EO) fEL 1 kHz Supply Voltage Dot Matrix Dimensions Rating V 0.62 0.56 38.36 Electrical Characteristics (TA = 25C) Item Symbol Min. Typ. Max. VDD 4.75 5.0 5.25 VEE -7.75 -8.5 -9.25 EL Drive voltage (fEL = 500 Hz) VEL 100 110 120 Vrms VIN -0.5 - VDD V 120 x 64 Pixels Supply Voltage Mechanical Characteristics Item Outline Dimensions V Specification Unit High Level In Voltage (VDD = 5.0V) 85.0 (W) x 70.0 (H) x 20.0 MAX (D) mm Low Level In Voltage (VDD = 5.0V) VIH 0 - 0.5 V High Level Output Volt. (VDD = 5.0V) VOH VDD - 0.3 - - V Low Level Output Volt. (VDD = 5.0V) VOL - - 0.3 V IDD - 10.0 IEE - 2.0 Number of Dots 120 x 64 Dots (15) # of Characters 15 x 8 (120) Characters, 8 x 8 font Viewing Area 62.5 (W) x 43.5 (H) mm Bezel Opening 62.5 (W) x 43.5 (H) mm Dot Size 0.44 (W) x 0.56 (H) mm Dot Pitch 0.56 (W) x 0.60 (H) mm 70/85 (ST/EO) gram Weight (approx.) Unit Power Consumption(1) IEL 15 mA (2) 1. All dots on. (VDD = .5V, VEE = -8.5V, VEL=110, fEL = 500 Hz or at Typ.) 2. mA rms 3-4 Purdy Electronics Corporation * 720 Palomar Avenue * Sunnyvale, CA 94086 Tel: 408.523.8200 * Fax: 408.733.1287 * email@purdyelectronics.com * www.purdyelectronics.com 6/18/98 AND1021ST/-EO Intelligent Graphics Display Optical Characteristics (TA = 25C, = 0, = 0) Item Symbol Min. Typ. Max. Power Supply Unit Right to Left - 80 - Up & Down - 55 - Contrast K 2.5 4.8 - - Turn On Ton - 200 350 ms Turn Off Toff - 250 350 ms Viewing Angle degree Note: Refer to Applications Section for definitions of viewing angle,contrast ratio, response time (on and off) and luminance. The LCD panel is driven by the voltage VDD-VEE, so adjustable VEE is required for contrast control and temperature compensation. Temperature Variations Temperature VDD-VEE VDD-VEE (EO option) 0C 14.6 14.1 +25C 13.5 13.0 +50C 11.6 11.1 Connector Pin Assignment Pin No. Signal Function 1 FGND Frame Ground (connected to metal bezel) 2 GND Ground (signal) 3 VDD Power Supply for logic (5V) Example of Variable Negative Voltage Supply VDD GND R1 R2 LCD Module TR VEE 4 VEE Power Supply for LCD Drive 5 WR Data Write 6 RD Data Read 7 CE Chip Enable Timing Relationships and Diagram 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 No connection 8 R1 = 10k, R2 = 10k, TR 2SA1102 or equivalent Signal Timing Relationships Item Symbol Min. Max. C/D Set Up Time tCDS 100 - Controller Reset C/D Hold Time tCDH 10 - tCE, tRD, tWR 80 - 9 NC 10 RESET 11 D0 Data Input/Output 12 D1 Data Input/Output CE, RD, WR Pulse Width 13 D2 Data Input/Output Data Set Up Time tDS 80 - 14 D3 Data Input/Output Data Hold Time tDH 40 - 15 D4 Data Input/Output Access Time tACC - 150 16 D5 Data Input/Output Output Hold Time tOH 10 50 17 D6 Data Input/Output 18 D7 Data Input/Output 19 NC No connection 20 NC No connection Unit ns Timing Diagram C/D tCDH tCDS CE tCP,tRD,tWP RD, WR tDS D0-D7 (WRITE) tDH D0-D7 (READ) tACC 6/18/98 Purdy Electronics Corporation * 720 Palomar Avenue * Sunnyvale, CA 94086 Tel: 408.523.8200 * Fax: 408.733.1287 * email@purdyelectronics.com * www.purdyelectronics.com tOH 3-5 AND1021ST/-EO Intelligent Graphics Display Block Diagram 8 D0-D7 D0-D7 8 I/O0-I/O7 RAM 12 AD0-AD12 A0-A11 R/W R/W CE 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. WR RD T6963C CE C/D RESET HALT HSCP FR LP CDATA X-Driver X-Driver 60 60 Control Lines 64 Y-Driver VEL LCD Backlight VEL Dimensional Outline EL Option Only Ground VEL 3-6 Purdy Electronics Corporation * 720 Palomar Avenue * Sunnyvale, CA 94086 Tel: 408.523.8200 * Fax: 408.733.1287 * email@purdyelectronics.com * www.purdyelectronics.com 6/18/98