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HD43019A ( TV and video) infrared remote control launch circ

2016-09-13 15:49  
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HD43019A is infrared remote control transmit circuit is applicable to the TV and video, etc. The Internal circuit is composedof theoscillator, counter, input decoder, code generator and double road input protection circuit, etc. Technical features: CMOS technology, low power consumption; 16-pin DIP, transmitting 28 kinds of instructions; 18-pin DIP, transmitting 64 kinds of instructions; Oscillating circuit is applies to external 455kHz LC or ceramic filter; 16-pin and 18-pin DIP.