PT2380 Dolby Directional Logic Circuit and Tone Choice Intergrated Circuit

Published:2011/8/3 7:14:00 Author:Michel | Keyword: Dolby Directional, Logic Circuit, Tone Choice, Intergrated Circuit | From:SeekIC

The input voltage of PT2380 is 100mV and work power voltage is 12V.Maximum output voltage undistortion is 3 V, noise level is 0.5-0.6 mV.There are 4 kinds of sound output mode in PT2380,namely,Normal/Flat (Flat), Rock,classical (pop) and POPS (communication). The four tone modeis controlled by input PWL of SW1 and SW2(⑨ and ⑩ feet).Its inside circuit block diagram of intergrated block is shown as picture 1. Picture 1:Inside Circuit Block Diagram of PT2380 Intergrated Circuit Second,Pins Functions and DataPT2380 IC adopts 16 feet DIP package structure and its pins function and data are shown as table 1.



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