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FM1062 - Low Voltage Transmission Circuits

General Description

positive line terminal gain adjustment; transmitting amplifier gain adjustment; transmitting amplifier non-inverting output; receiving amplifier gain adjustment; receiving amplifier inverting microphone input non-inverting microphone input NC negative line terminal receiving amplifier input dual-ton

Key Features

  • ‹ Low DC line voltage; operates down to 1.6 V (excluding polarity guard) ‹ Voltage regulator with adjustable static resistance ‹ Provides a supply for external circuits ‹ Symmetrical high-impedance inputs (64KΩ) for dynamic, magnetic or piezoelectric microphones ‹ Asymmetrical high-impedance input (32KΩ) for electrets microphones ‹ DTMF signal input with confidence tone ‹ Mute input for pulse or DTMF dialling.
  • FM1062: active HIGH (MUTE).
  • FM1062A: active LOW (MUTE) ‹ Receiving a.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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FM1062/FM1062A Low Voltage Transmission Circuits with Dialler Interface with EMC Specification May. 2008 FM1062/FM1062A Low voltage transmission circuits with dialler interface Ver2.1 Specification 1 Free Datasheet http://www.Datasheet4U.com INFORMATION IN THIS DOCUMENT IS INTENDED AS A REFERENCE TO ASSIST OUR CUSTOMERS IN THE SELECTION OF SHANGHAI FUDAN MICROELECTRONICS CO., LTD PRODUCT BEST SUITED TO THE CUSTOMER'S APPLICATION; THEY DO NOT CONVEY ANY LICENSE UNDER ANY INTELLECTUAL PROPERTY RIGHTS, OR ANY OTHER RIGHTS, BELONGING TO SHANGHAI FUDAN MICROELECTRONICS CO., LTD OR A THIRD PARTY.