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Three-way flashing light string circuit ( 2 ) ( LP167 )

2017-02-02 19:47  
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Three-way flashing light string circuit ( 2 ) ( LP167 )
As shown in the figure, it is the three-way flashing light string controller with novel light control integrated circuit LP167. LP167 is the audio voltage controlled ASIC with DIP-8 package, and it integrates the audio rectification amplifier, voltage-controlled oscillator, three-bit ring timing and counting distributor and three open-drain follower.