Displays AND591GST/GST-LED 2 Lines x 40 Characters Intelligent Character Display The AND591GST/GST-LED devices are compact, LCD modules that have an on-board LCD controller and driver circuit. These devices can display 160 characters (numerals, letters, symbols and Kana letters), as well as eight custom characters. Features • • • • • • RoHS Compliant 5 x 7 dots with cursor Built-in controller (KS0066 or equivalent) 5V Power supply RoHS compliant 4.2V LED Forward Voltage Dot Matrix Dimensions Absolute Maximum Ratings (Continued) Item Symbol Rating Unit LED Reverse Voltage VR 4 V LED Power Dissipation PD 2240 mW Operating Temperature Top 0 to +50 °C Storage Temperature Tstg –20 to +60 °C Electrical Characteristics (TA = 25°C) Item Symbol LCD Operating Voltage Mechanical Characteristics Item Specification Unit 182 (H) x 33.5 (V) x 8.8 (D) (12.7 LED) mm Character Size 3.20 (H) x 5.55 (V) mm Character Pitch 3.70 (H) x 5.95 (V) mm Viewing Area 154 (H) x 15.3 (V) mm Dot Size 0.60 (H) x 0.65 (V) mm Dot Pitch 0.65 (H) x 0.70 (V) mm Outline Dimensions Cond. Min. Typ. Max. Unit T=0 °C – 4.8 – VDD-VO T=25 °C – 4.5 – T=50 °C – 4.2 – V Supply Voltage VDD-VSS – 4.7 5 5.3 V Supply Current IDD – – 3.2 6 mA Input Voltage “High” Level VIH – 2.2 – VDD “Low” Level VIL – 0 – 0.6 Output Voltage “High” Level VOH – 2.4 – – “Low” Level VOL – – – 0.4 V V Optical Characteristics (TA = 25˚C, f = 0°, q = 0°) Item Symbol Min. Typ. Max. Unit Viewing Angle f Contrast K – 50 – degree – 6.0 – – Turn On Ton – 200 400 ms Turn Off Toff – 100 400 ms Absolute Maximum Ratings Item Symbol Rating Unit Supply Voltage VDD 7.0 V Input Voltage VIN 0 ≤ VIN ≤ VDD V IF 520 mA LED Forward Current 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 T l 408 523 8200 F 408 733 1287 l @ d l t i ANDdi l 1 AND591GST/GST-LED Intelligent Character Display Displays Connector Pin Assignment Power Supply Pin No. Signal 1 VSS 0V 2 VDD 5V 3 VO Contrast Adj. 4 RS Register Select 5 R/W Read/Write 6 E 7 DB0 Data Bit 0 8 DB1 Data Bit 1 9 DB2 Data Bit 2 10 DB3 Data Bit 3 11 DB4 Data Bit 4 12 DB5 Data Bit 5 13 DB6 Data Bit 6 14 DB7 Data Bit 7 15 A LED Power 16 K LED Power Function Enable Signal LCD panel is driven by the voltage VDD–VO, so an adjustable VO is required for contrast control and temperature compensation. Temperature Variations Temperature VDD–VO 0°C 5.00 +25°C 4.75 +50°C 4.50 Power Supply Block Diagram Block Diagram Dimensional Outline Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085 T l 408 523 8200 F 408 733 1287 l @ d l t i ANDdi l 2