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VL-PS-PDA320240D-03 Datasheet(PDF) 10 Page - Varitronix international limited |
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VL-PS-PDA320240D-03 Datasheet(HTML) 10 Page - Varitronix international limited |
10 / 17 page VL-PS-PDA320240D-03 REV. A (PDA320240D-03) JUN/2005 PAGE 10 OF 17 4.2 Typical Electrical Characteristics At Ta = 25 °C, VDD = 3.0V±5%, VSS = 0V. Table 5 Parameter Symbol Conditions Min. Typ. Max. Unit Supply voltage (Logic) VDD-VSS 2.85 3.0 3.15 V Supply voltage (LCD) (Built-in) VLCD VDD=3.0V, Note 1 16.3 16.5 16.7 V VIH “High” level, Note 2 0.8 VDD - - V Input signal voltage VIL “Low” level, Note 2 - - 0.2 VDD V Character mode, VDD = 3.0V. Note (1) - 20 30 m A Supply Current (Logic & LCD) IDD Checker board mode, VDD = 3.0V. Note (1) - 30 45 m A Supply voltage of White LED05 backlight VLED 3.0 3.2 3.4 V Luminance (on the backlight surface) Forward current =20mA Number of LED chips=1x4=4 70 100 - cd/m2 Note 1: There is tolerance in optimum LCD driving voltage during production and it will be within the specified range. Note 2: Apply to pins DB0~DB3, EIO2, LP, XCK and FR. 4.3 Touch Panel Electrical Specification Table 6 Item Specification Condition 465 ohm ±35% X axis Terminal Resistance 653 ohm ±35% Y axis Linearity <2% Insulation Resistance >20M ohm +25V Transparency >80% Min. - |
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