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CD22204

5V Low Power Subscriber DTMF Receiver

Description

CD22204 Data Sheet February 1999 File Number 1696.4 5V Low Power Subscriber DTMF Receiver The CD22204 complete dual tone multiple frequency (DTMF) receiver detects a selectable group of 12 or 16 standard digits. No front-end pre-filtering is needed. The only externally required components are an inexpensive 3.579545MHz TV ‘‘colorburst’’ crystal (for frequen...


Intersil Corporation

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