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U4076B-FL

Part Number	U4076B-FL
Manufacturer	TEMIC Semiconductors
Description	Three-Tone Ringer for Telephone Sets
Published	Apr 16, 2005
Detailed Description	U4076B Three-Tone Ringer for Telephone Sets Description The three-tone ringing integrated circuit U4076B, in conjunction...
Datasheet	U4076B-FL PDF File

Overview

U4076B Three-Tone Ringer for Telephone Sets Description The three-tone ringing integrated circuit U4076B, in conjunction with a piezo transducer or loudspeaker replaces the normal electromechanical telephone bell.
It is operated with the ringing current from the exchange.
There is also a possibility of operating the IC with the dc supply voltage, being developed for large operating range.
The integrated circuit is overload protected.
Features D Three-tone ringing sequence with 800 Hz, 1067 Hz and 1333 Hz D Clock oscillator with ceramic resonator or LC series cct possible D Sequence frequency adjustable between 2.
5 Hz and 25 Hz D Input protective diode D On-chip rectifier bridge D Protect...

Similar Datasheet

U4076B-FL Three-Tone Ringer for Telephone Sets - TEMIC Semiconductors

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