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CD22203 Datasheet - Intersil Corporation

CD22203 5V Low Power DTMF Receiver

The CD22202 and CD22203 complete dual-tone multiple frequency (DTMF) receivers detect 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 frequency reference) and a b.

CD22203 Features

* Central Office Quality

* No Front End Band Splitting Filters Required

* Single, Low Tolerance, 5V Supply

* Detects Either 12 or 16 Standard DTMF Digits

* Uses Inexpensive 3.579545MHz Crystal for Reference

* Excellent Speech Immunity

* Output i

CD22203_IntersilCorporation.pdf

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Datasheet Details

Part number:

CD22203

Manufacturer:

Intersil Corporation

File Size:

49.63 KB

Description:

5v low power dtmf receiver.

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CD22203 CD22203 Low Power DTMF Receiver Intersil Corporation

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