CD22204 Datasheet - Intersil Corporation

CD22204 5V Low Power Subscriber DTMF Receiver

only. Intersil Corporation reserves the right to make changes in circuit design and/or specifications at any time without notice. Accordingly, the r.

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 frequency reference) and a bias resistor. Extremely high system density is possible through the use of the Alternate Time Base (ATB) output of a cr.

CD22204 Features

* No Front End Band Splitting Filters Required

* Single Low Tolerance 5V Supply

* Three-State Outputs for Microprocessor Based Systems

* Detects all 16 Standard DTMF Digits

* Uses Inexpensive 3.579545MHz Crystal

* Excellent Speech Immunity

* Ou

CD22204_IntersilCorporation.pdf

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Datasheet Details

Part number:

CD22204

Manufacturer:

Intersil Corporation

File Size:

44.09 KB

Description:

5v low power subscriber dtmf receiver.

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CD22204 CD22204 Low Power Subscriber DTMF Receiver Intersil Corporation

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