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KA2425A - SPEECH NETWORK WITH DIALER INTERFACE

Key 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 20-SOP-375.

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Full PDF Text Transcription for KA2425A (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for KA2425A. For precise diagrams, and layout, please refer to the original PDF.

KA2425A INTRODUCTION SPEECH NETWORK WITH DIALER INTERFACE The KA2425A is telephone speech network integrated circuit which includes transmit amp, receive amp, side tone a...

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tegrated 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 . 8-DIP-300A 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 20-SOP-375 ORDERING INFORMATION Device KA2425B KA2425AD Package 18-DIP-300A 20-SOP-375 Operating Temperature - 20°C ~ + 60°C PIN CONFIGURATION MIC 1 2 3 4 5 6 7 8 9 Fig.

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