ST5080A Datasheet (ST Microelectronics) - PIAFE PROGRAMMABLE ISDN AUDIO FRONT END

ST5080A, PIAFE PROGRAMMABLE ISDN AUDIO FRONT END

ST5080A PIAFE is a combined PCM CODEC/FILTER device optimized for ISDN Terminals and Digital Telephone applications.

This device is A-law and Mu-law selectable and offers a number of programmable functions accessed through a serial control channel.

Depending on mode selected, channel control is prov

ST5080A Features

* Complete CODEC and FILTER system including: PCM ANALOG TO DIGITAL AND DIGITAL TO ANALOG CONVERTERS POWERFUL ANALOG FRONT END CAPABLE TO INTERFACE DIRECTLY: - Microphone Dynamic, Piezo or Electrete - Earpiece down to 100Ω or up to 150nF - Loudspeaker down to 50Ω or Buzzer up to 600nF. TRANSMIT BAND-