AND501GST

Displays AND501GST/GST-LED 20 Characters x 2 Lines Intelligent Alphanumeric Displays The AND501GST/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 AND501GST: Super Twist Technology AND501GST-LED: STNwith LED backlight Low voltage, +5V single power supply Controller on board (HD44780) RoHS compliant 11 commands for control Absolute Maximum Ratings (Continued) Item Operating Temperature Storage Temperature Symbol Top Tstg Rating 0 to +50 –20 to +60 Unit °C °C Electrical Characteristics (TA = 25°C) Item Symbol V DD GND VF IR V IH V IL VOH VOL Min. 4.75 – 3.8 – 2.2 0 2.4 – Typ. 5.0 0 4.1 – – – – – Max. 5.25 – 4.4 2.2 – V 0.6 – V 0.6 Unit V V mA Dot Matrix Dimensions 3.20 0.60 0.05 0.50 Supply Voltage LED Forward Voltage (IF = 200 mA) LED Reverse Current (VR = 8 V) Input Voltage “High” Level (VDD = 5.0 V) “Low” Level (IOH = 0.2 mA) “High” Level (-IOH = 0.2 mA) “Low” Level (IOL = 1.2 mA) Mechanical Characteristics Item Outline Dimensions Character Size Viewing Area Dot Size Dot Pitch Specification 116 (H) x 37 (V) x 11 (D) 3.20 (H) x 5.55 (V) 83.0 (H) x 18.6 (V) 0.60 (H) x 0.65 (V) 0.65 (H) x 0.70 (V) Unit mm mm mm mm mm Output Voltage 0.40 5.55 0.65 0.05 Optical Characteristics (TA = 25˚C, φ = 0°, θ = 0°) Item Viewing Angle Contrast Turn On Symbol φ K Ton Toff Min. -10 – – – Typ. 25 3.0 200 250 Max. 40 – 400 400 Unit degree – ms ms Absolute Maximum Ratings Item Supply Voltage Input Voltage LED Forward Current LED Reverse Voltage LED Power Dissipation Symbol VDD VIN IF VR PD Rating 7.0 0 ≤ VIN ≤ VDD 275 8 1270 Unit V V mA V mW Turn Off 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 23 8200 F 408 33 128 l@ dlt i ANDdi l 1 Displays Connector Pin Assignment Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Signal GND VDD VD RS R/W E DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 LED LED LED Anode LED Cathode Data Bus DB0-DB7 are for 8-bit operation DB4-DB8 are for 4-bit operation Ground +5 Power Supply LCD Drive Voltage “H” Data Input “L” Command Input Read/Write Enable Signal Function AND501GST/GST-LED Intelligent Character Display Power Supply LCD panel is driven by the voltage VDD–VO, so an adjustable VO is required for contrast control and temperature compensation. Temperature Variations Temperature 0°C +25°C +50°C Power Supply Block Diagram VDD–VO 4.80 4.65 4.35 Block Diagram Dimensional Outline Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085 T l 408 23 8200 F 408 33 128 l@ dlt i ANDdi l 2