LCD-020M004D Vishay 20 x 4 Character LCD FEATURES • 5 x 8 dots includes cursor • Built - in controller (KS 0066 or Equivalent) • + 5V power supply (Also available for + 3V) • 1/16 duty cycle • LED can be driven by pin 1, pin 2, pin 15, pin 16 or A and K • N.V. optional for + 3V power supply MECHANICAL DATA ABSOLUTE MAXIMUM RATING ITEM ITEM SYMBOL STANDARD VALUE UNIT Module Dimension 77.0 x 47.0 mm Viewing Area 60.0 x 22.0 mm Power Supply Mounting Hole 70.0 x 40.0 mm Input Voltage Character Size 2.30 x 4.03 mm STANDARD VALUE UNIT MIN. TYP. MAX. VDD-VSS - 0.3 – 7.0 V VI - 0.3 – VDD V NOTE: VSS = 0 Volt, VDD = 5.0 Volt ELECTRICAL SPECIFICATIONS ITEM SYMBOL CONDITION STANDARD VALUE UNIT MIN. TYP. MAX. Input Voltage VDD VDD = + 5V VDD = + 3V 4.7 2.7 5.0 3.0 5.3 5.3 V V Supply Current IDD VDD = + 5V – 8.0 10.0 mA - 20 °C 5.0 5.1 5.7 0°C 4.6 4.8 5.2 Voltage for Normal Temp. 25°C 4.1 4.5 4.7 Version Module 50°C 3.9 4.2 4.5 70°C 3.7 3.9 4.3 Recommended LC Driving VDD - V0 V LED Forward Voltage VF 25°C – 4.2 4.6 V LED Forward Current IF 25°C – 540 1080 mA IEL Vel = 110VAC; 400Hz – – 5.0 mA EL Power Supply Current DISPLAY CHARACTER ADDRESS CODE: Display Position 1 2 DD RAM Address 00 01 13 DD RAM Address 40 41 53 DD RAM Address 14 15 27 DD RAM Address 54 55 67 Document Number: 37269 Revision 01-Oct-02 3 4 5 6 7 8 9 10 11 12 13 – – 20 www.vishay.com 57 LCD-020M004D Vishay 20 x 4 Character LCD PIN NUMBER SYMBOL FUNCTION 1 Vss GND 2 Vdd + 3V or + 5V 3 Vo Contrast Adjustment 4 RS H/L Register Select Signal 5 R/W H/L Read/Write Signal 6 E H → L Enable Signal 7 DB0 H/L Data Bus Line 8 DB1 H/L Data Bus Line 9 DB2 H/L Data Bus Line 10 DB3 H/L Data Bus Line 11 DB4 H/L Data Bus Line 12 DB5 H/L Data Bus Line 13 DB6 H/L Data Bus Line 14 DB7 H/L Data Bus Line 15 A Power Supply for LED 4.2V 16 K Power Supply for B/L (0V) DIMENSIONS in millimeters 2.95 0.6 10.5 13.8 1 ONLY FOR WH2004B 0.6 10.35 17.4 19.6 2.0 2.5 P2.54*15=38.06 2.5 10.0 4.75 0.6 98.0 + 0.5 96.8 77.0(VA) 70.4(AA) 0.6 0.55 0.6 0.55 16 DOT SIZE 16-Ø1.0 PTH 60.0 0.5 39.3 25.2(VA) 20.8(AA) 13.6 MAX 124 0.5 2.5 9.3 MAX 4.7 55.0 9.0 4-Ø2.5 PTH 4-Ø5.0 PAD 49.0 93.0 46.4 Conducter Side 1 16 17.0 1.6 1.6 P1.0*15=15.0 ONLY FOR WH2004B www.vishay.com 58 LED B/L EL or NO B/L Document Number: 37269 Revision 01-Oct-02 Legal Disclaimer Notice Vishay Disclaimer All product specifications and data are subject to change without notice. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed therein, which apply to these products. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. Product names and markings noted herein may be trademarks of their respective owners. Document Number: 91000 Revision: 18-Jul-08 www.vishay.com 1