MS8870 receiver equivalent, dtmf receiver.
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* Complete DTMF receiver Low power consumption Adjustable guard time Central Office Quality CMOS, Single 5V operation O
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The MS8870 is a complete DTMF receiver integrating both the bandsplit filter and digital decoder functions, fabricated in double poly technology and is pin and function compatible with MITEL8870. The filter section uses switched capacitor techniques .
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