SM5875BM—the D/A shift integrated circuit

Published:2011/6/10 0:56:00 Author:qqtang | Keyword: D/A shift, integrated circuit | From:SeekIC

1.function featuresSM5875BM includes 8-time over sampling digital filter and stimulating signal low-pass filter, which consists of serial data input connector, digital filter diminish control circuit, 3 stage noise rectifier circuit, attenuation counter, sequence controller, PWM data generator, clock generating circuit and analog signal low-pass filter, etc. Its functions include digital signal deemphasis, digit or volume attenuation, silence/mute, standard/multiple mode selecting and low-voltage power supply. Its internal circuit is shown in the figure.



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