TEA1085A PDF File ( Datasheet )

INTEGRATED CIRCUITS DATA SHEET TEA1085; TEA1085A Listening-in circuit for line-powered telephone sets Preliminary speci cation File under Integrated Circuits, IC03A March 1992 Philips Semiconductors Preliminary speci cation Listening-in circuit for line-powered telephone sets FEATURES Internal supply optimum current split-up - low constant current (adjustable) in transmission IC - nearly all line current available for listening-in adjustable supply voltage Loudspeaker amplifier dynamic li

INTEGRATED CIRCUITS DATA SHEET TEA1085; TEA1085A Listening-in circuit for line-powered telephone sets Preliminary speci cation File under Integrated Circuits, IC03A March 1992 Philips Semiconductors Preliminary speci cation Listening-in circuit for line-powered telephone sets FEATURES Internal supply optimum current split-up - low constant current (adjustable) in transmission IC - nearly all line current available for listening-in adjustable supply voltage Loudspeaker amplifier dynamic li