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MT9092 - ISO2-CMOS ST-BUS FAMILY Digital Telephone with HDLC (HPhone-II)

General Description

The MT9092 HPhone-II is a fully featured integrated digital telephone circuit which includes an HDLC data formatter.

Voice band signals are converted to digital PCM and vice versa by a switched capacitor Filter/Codec.

Key Features

  • Programmable µ - Law / A - Law codec and filters Programmable CCITT (G.711)/sign-magnitude coding Programmable transmit, receive and side-tone gains DSP-based: i) Speakerphone switching algorithm ii) DTMF and single tone generator iii) Tone Ringer Differential interface to telephony transducers Differential audio paths Single 5 volt power supply X.25 Level 2 HDLC data formatting ISSUE 2 May 1995 Ordering Information MT9092AP 44 Pin PLCC -40°C to +85°C.

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Datasheet Details

Part number MT9092
Manufacturer Mitel Networks Corporation
File Size 482.86 KB
Description ISO2-CMOS ST-BUS FAMILY Digital Telephone with HDLC (HPhone-II)
Datasheet download datasheet MT9092 Datasheet

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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® ISO2-CMOS ST-BUS™ FAMILY MT9092 Digital Telephone with HDLC (HPhone-II) Features • • • • Programmable µ - Law / A - Law codec and filters Programmable CCITT (G.711)/sign-magnitude coding Programmable transmit, receive and side-tone gains DSP-based: i) Speakerphone switching algorithm ii) DTMF and single tone generator iii) Tone Ringer Differential interface to telephony transducers Differential audio paths Single 5 volt power supply X.25 Level 2 HDLC data formatting ISSUE 2 May 1995 Ordering Information MT9092AP 44 Pin PLCC -40°C to +85°C Description The MT9092 HPhone-II is a fully featured integrated digital telephone circuit which includes an HDLC data formatter. Voice band signals are converted to digital PCM and vice versa by a switched capacitor Filter/Codec.