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CD22859 Datasheet - Intersil Corporation

CD22859 Monolithic Silicon COS/MOS Dual-Tone Multifrequency Tone Generator

Semiconductor T UCT ROD ACEMEN 47 P E 7 T L OLE REP 00-442-7 OBS ENDED 8 M ns 1 .com COM pplicatio @harris E R NOSheet tapp ral A Data February 1999 Cent ail: cen l l a m C e or CD22859 File Number 1257.4 Monolithic Silicon COS/MOS Dual-Tone Multifrequency Tone Generator [ /Title The CD22859 is a CMOS dual-tone multifrequency (DTMF) (CD22 tone generator for use in dual-tone telephone dialing systems. The device can easily be interfaced to a standard 859) push-button telephone keyboard to prov.

CD22859 Features

* Mute Drivers On-Chip

* Device Power can Either be Regulated DC or Telephone Loop Current

* Use of an Inexpensive 3.579545MHz TV Crystal Provides High Accuracy and Stability for all Frequencies Applications

* For Use In Dual-tone Telephone Dialing Systems Pinout CD

CD22859_IntersilCorporation.pdf

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Datasheet Details

Part number:

CD22859

Manufacturer:

Intersil Corporation

File Size:

38.86 KB

Description:

Monolithic silicon cos/mos dual-tone multifrequency tone generator.

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CD22859 CD22859 Monolithic Silicon COS MOS Dual-Tone Multifrequency Tone Generator Intersil Corporation

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