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XR-T5992 - Pulse Dialer

Description

The XR-T5992 pulse dialer is a silicon gate CMOS integrated.circuit which converts push

button inputs into pulses to simulate a rotary telephone dial.

It is designed to operate directly from the telephone line and to meet telephone specifications.

Features

  • Direct Telephone Line Operation Redial with Either a.
  • or #. Input Pin Selectable Mark/Space and Dialing Rate Inexpensive RC Oscillator Interface Directly to a. Standard Tel'ephone Push-button or Calcu lator Type X- Y Keyboard Mute Driver on Chip Pin-to-pin Compatible with MK50992.

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Part Number Description
XR-T5990 Single Chip Pulse / Tone Dialer
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Full PDF Text Transcription

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~ EXlIR ADVAr~ CED Ir~ FOR MAT I0 rJ XR-T5992 Pulse Dialer GENERAL DESCRIPTION The XR-T5992 pulse dialer is a silicon gate CMOS integrated.circuit which converts push·button inputs into pulses to simulate a rotary telephone dial. It is designed to operate directly from the telephone line and to meet telephone specifications. A 17 digit buffer is provided for redialing feature. The XR-T5992 is available in a 18 pin package. FUNCTIONAL BLOCK DIAGRAM II FEATURES Direct Telephone Line Operation Redial with Either a * or #.Input Pin Selectable Mark/Space and Dialing Rate Inexpensive RC Oscillator Interface Directly to a.
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