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S1T2425A - SPEECH NETWORK WITH DIALER INTERFACE

Features

  • Low voltage operation (1.5V : speech) Transmit, Receive, Side tone and DTMF level are controlled by external resistors Regulated voltage for dialer Loop length equalization MUTE function Linear interface for DTMF.

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SPEECH NETWORK WITH DIALER INTERFACE S1T2425A INTRODUCTION The S1T2425A is telephone speech network integrated circuit which includes transmit amp, receive amp, side tone amp, DC loop interface function, DTMF input, voltage regulator for speech, a regulated output voltage for a dialer, and equalization circuit . 18−DIP−300A FEATURES • • • • • • Low voltage operation (1.
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