AND1781BST2 240 x 64 Dots Intelligent Graphics Display Features * * * * * * * * * RoHS Compliant Blue and white (BST) transmissive mode Built-in CCFL backlight 40 characters x 8 line capability 240 x 64 dot graphic display Excellent readability and high-contrast ratio Built-in LCD controller (T6963C) Wide operating temperature range (0 to 50C) User-selectable fonts: 6 x 8 or 8 x 8 Dot Matrix Dimensions 127.17 0.53 0.50 The AND1781BST2 devices are compact, full dot matrix, with "white page" appearance, LCD modules that have an onboard LCD controller (T6963C) and display memory (RAM). The AND1781 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. Absolute Maximum Ratings Item -0.3 5.5 V Power Supply fo LCD 0 24.0 V IFL - 7.0 mA VFL - 500 Vrms CCFL Drive Frequency fFL - 85 kHz Input Voltage V1 -0.3 VDD V Storage Temperature Tstg -20 70 C Operating Temperature TOP 0 50 C - 10 80 / RH 0.59 0.50 (1) Electrical Characteristics (TA = 25C) Specification 180.0 (W) x 65.0 (H) x 9.7 Max (D) Unit mm Number of Dots 240 x 64 Dots # of Characters 40 x 8 (480), 6 x 8 font Viewing Area 127.16 (W) x 33.88 (H) mm Bezel Opening 134.0 (W) x 52.4 (H) mm Dot Size 0.49 (W) 0.49 (H) mm Dot Pitch 0.53 (W) 0.53 (H) mm 170 gram Weight (approx.) 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. 7/20/07 Unit 1. 1 minute maximum. 2. Wet bulb temperature 50 C, no condensation of water. Mechanical Characteristics Outline Dimensions Max VDD - VEE Humidity(2) Item Min VDD - VSS CCFL Input Current 240 x 64 pixels Specifications Power Supply fo Logic CCFL Driving Voltage 33.89 Symbol Specifications Item Symbol Cond. Power Supply - Logic VDD -VSS -- 4.5 5.0 5.5 VIL L Level 0 -- 0.6 VIH H Level 2.8 -- VDD Ta = 25C 10.8 4.5 12.2 13.1 Power Supply Current for LCM IDD -- 16.0 25.0 IEE V DD = 5.0V V DD -VEE = 12.2 V -- 2.4 -- CCFL Starting V VFLS -- -- 750 -- CCFL Driving V VFLD -- -- 360 -- CCFL Driving Current IFLD -- 5.0 -- mA CCFL Driving Freq. fFL V FLD = 450Vrms fFL= 30kHz 15 30 85 kHz CCFL Saturation Time tSAT Ta=25C -- 1 -- min. Input Voltage Min. Typ. Max. Purdy Electronics Corporation * 720 Palomar Avenue * Sunnyvale, CA 94085 Tel: 408.523.8200 * Fax: 408.733.1287 * sales@purdyelectronics.com * www.purdyelectronics.com Unit V V mA V rms 1 AND1781BST2 Intelligent Graphics Display Optical Characteristics (TA = 25C, = 0, = 0) Item Specifications Symbol Min. Typ. Max. f (12 o'clock) - 20 - b (6 o'clock) - 40 - Viewing Angle Range l (9 o'clock) - 30 - r (3 o'clock) - 30 - Rise Time Tr - 230 - Fall Time Tf - 250 - Frame Freq. Frm - 64 - Contrast Cr - 1.5 - Interface Pin Assignment Unit degree mS Hz Power Supply AC Characteristics (VDD=5.0V10%, VSS=0V, Ta=0 to 50C) Symbol Min. Max. C/D Set Up Time tCDS 100 - C/D Hold Time tCDH 10 - CE , RD, WR tCDS 80 - Data Set Up Time tDS 80 - Data Hold Time tDH 40 - Access Time tACC - 150 Output Hold Time tOH 10 50 Item Pulse Width Unit Pin No. Pin Out Function Description 1 FGND For GND 2 VSS Power Supply Ground 3 VDD Power Supply Voltage 4 Vo Contrast Adjustment Voltage 5 /WR Data Write 6 /RD Data Read 7 /CE Enable Signal 8 C/D H : Data , L : Instruction Code 9 NC No Connection 10 /RST Reset Signal 11 DB0 Data Bit 0 12 DB1 Data Bit 1 13 DB2 Data Bit 2 14 DB3 Data Bit 3 15 DB4 Data Bit 4 16 DB5 Data Bit 5 17 DB6 Data Bit 6 18 DB7 Data Bit 7 19 FS H : 6*8/L : 8*8 Select of Font 20 NC No Connection Block Diagram ns Timing Diagram C/D tCDH tCDS Display Pattern CE tCP,tRD,tWP RD, WR tDS D0-D7 (WRITE) tDH D0-D7 (READ) tACC 2 tOH 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 AND1781BST2 Intelligent Graphics Display Mechanical Drawing CCFL Backlight * Luminous intensity: 400 cd/m2 B: Brightness W: Power Consumption EZ: Breakdown Voltage * Operating Voltage: 1500 Vrms AC Max. * Power Consumption: -1.7W (CCFL only) * Life: 15k - 20k hours Temp (C) 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 3