PT2268 Princeton Technology Corp., PT2268 Datasheet
PT2268
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PT2268 Summary of contents
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... PT2268 a MUST in every fan and other electrical home appliance remote control application. PTC provides a new version of PT2268 which can be identified by the “B” mark on the lower right hand corner of the IC’s topcode (beside the date code). Please refer to the diagram on the Order Information Section ...
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... This pin has an internal pull-high resistor. Transmission Output Pin. Tx OUT O This pin is an open drain (NMOS) output and is used to transmit signals. The carrier frequency is 38 KHz. OSC1 I Oscillator No.1 Pin OSC2 O Oscillator No.2 Pin VCC - Positive Power Supply PT2268 V2 OSC1 OSC1 I4 4 ...
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... C3 (default value)=1. For more details, please refer to Start Word Custom Code Section. 2. Resistor (R) is the Current Limit Impedance whose value must be greater than 220Ω. Resistor (R) Recommended Value=1KΩ Layout Note: Place 47µF capacitor as near as possible to the PT2268's VSS Pin. PT2268 V2.5 + ...
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... Remote Control Encoder ORDER INFORMATION Valid Part Number PT2268P8-Z (L) PT2268Z (L) PT2268Z-S (L) Notes: 1. (L), (C) or (S) = Lead Free. 2. The Lead Free mark is put in front of the date code. PT2268 V2.5 Package Type 8 Pins, DIP, 300mil 16 Pins, DIP, 300mil 16 Pins, SOP, 300mil - 4 - Tel: 886-2-66296288 Fax: 886-2-29174598 URL: http://www ...