Touch Key Products

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Touch Key Products

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Touchscreen Technology� Resistive

� Capacitive

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Why Touch?

� Reliable

� Sealed surface� Stylish

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Traditional Touchscreen

LCD Touch Panel Touch Function

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Winstar TouchKey

� Capacitive Sensing

� No touch panel required (lower cost)� 8 keys maximum for current samples

� Only icon type available now

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Capacitive Sensing

Touch FunctionTN/ STN LCD

Single-Layer ITO Double-Layer ITO

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Single-Layer v.s. Double-Layer

LargerSmallerTouch Area

HigherLowCost

Double-Layer ITOSingle-Layer ITO

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Winstar Touch Key 1

Electrical Characteristics

V3.63.53.4VLEDSupply voltage for B/L

mA225144129.6ILEDSupply LED current

mA53VDD=5VIDDSupply LCM current

V5.24.5VDDSupply voltage for logic

UNITMAX.TYPICAL

MIN.CONDITIONSYMBOLITEM

Size: 144.09X104.2X8.45(mm)

Single-Layer ITO

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Winstar Touch Key 2

Electrical Characteristics

Size: 143.97X104.14X8.3(mm)

Double-Layer ITO

V3.63.53.4VLEDSupply voltage for B/L

mA225144129.6ILEDSupply LED current

mA5 3VDD=5VIDDSupply LCM current

V5.24.5VDDSupply voltage for logic

UNITMAX.TYPICAL

MIN.CONDITIONSYMBOLITEM

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Winstar Touch Key 3

Electrical Characteristics

Size: 72.54X180.16X7.11(mm)

Double-Layer ITO

V3.63.53.4VLEDSupply voltage for B/L

mA1258072ILEDSupply LED current

mA53VDD=5VIDDSupply LCM current

V5.24.5VDDSupply voltage for logic

UNITMAX.TYPICALMIN.CONDITIONSYMBOLITEM

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Theory of Operation

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Sensitivity

� Different environment might require different sensitivity

� Sensitivity is adjustable in software

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Applications

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Martin-Kollar-Strasse 9D-81829 MünchenTel: +49 (0)89 436 086-0Fax: +49 (0)89 436 [email protected]

Justus-von-Liebig-Ring 7-9D-25451 QuickbornTel: +49 (0)4106 627 07-0Fax: +49 (0)4106 627 [email protected]

Gentsesteenweg 1154-C22Chaussée de Gand 1154-C22B-1082 Brussel / BruxellesTel: +32 (0)2 462 01 00Fax: +32 (0)2 462 01 [email protected]

Elektrostraat 17NL-7483 PG HaaksbergenTel: +31 (0)53 573 33 33Fax: +31 (0)53 573 33 [email protected]

St. Mary’s House, Church LaneCarlton Le MoorlandLincoln LN5 9HSTel: +44 (0)1522 789 555Fax: +44 (0)845 299 22 [email protected]

Warwitzstrasse 9 A-5020 SalzburgTel: +43 (0)662 216026Fax: +43 (0)662 [email protected]

Nørregade 15DK-9240 NibeTel: +45 88 20 26 30Fax: +45 88 20 26 [email protected]

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Thank You!!!

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