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HT9201A Datasheet (ht9201a/b) Simple Tone Dialer

Manufacturer: Holtek Semiconductor

Overview: .. HT9201A/B Simple Tone Dialer.

General Description

The HT9201A/B tone dialers are CMOS LSIs designed for telemunication systems.

The HT9201A is for mute output whereas the HT9201B is for flash output.

Both dialers provide good performance for regular DTMF dialing with low distortion output and minimal external ponents.

Key Features

  • Patent Number: 113235(R. O. C. ), 5424740(U. S. A. ).
  • Operating voltage: 2.0V~5.5V Low standby current 4×4 keyboard matrix 3.58MHz crystal or ceramic resonator Four flash key times selectable for the HT9201B General.

HT9201A Distributor