TECHSTAR ELECTRONICS LH2040-1
LCD Module
FEATURES
y Display Mode: TN, Positive (STN also available) y Display Formate: 20 Characters x 4 Lines y Input Data: 4-Bits or 8-Bits interface available y Display Font : 5 x 8 Dots` y Power Supply : Single Power Supply (5V 5%) y Driving Scheme : 1/16Duty,1/5Bias ABSOLUTE MAXIMUM Item Symbol Power Supply for Logic Vdd-Vss Power supply for LCD Drive Vdd-Vo Input Voltage Vi Operating Temperature Ta Storage Temperature Tstg Min. 0 0 Vss -10 -20 Max. +7.0 13.5 Vdd +60 +70 Unit V V V ELECTRICAL CHARACTERISTICS
(Ta=25 ;Vdd=5.0V 5%,otherwise specified) Item Symbol Test Condition Power Supply for Logic Vdd -- Input “high” voltage Vih -- Input “low” voltage Vil -- Output “high” voltage Voh -Ioh=0.2mA Output “low” voltage Vol Iol=1.2mA Power supply current Idd Vdd=5.0v Min. Typ. Max. 4.5 5.0 5.5 2.2 -- Vdd -0.3 -- 0.6 2.4 -- --- -- 0.4 -- 1.0 3.0 Unit V V V V V mA MECHANICAL PARAMETERS ItemDESCRIPTION
Frame Dimension 98.0 x 60.0 x 11.0 View Dimension 76.0 x 25.2 Unit mm mm LH2040-1 LCD Module Specification Ver1.0 Total 6 pages 2 PIN ASSIGNMENT No.