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U4076B-FL |
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| Part Number | U4076B-FL |
| Manufacturer | TEMIC Semiconductors |
| 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 fr... |
| 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 Protection circuit against ringing in a parallel circuit
D D D D D
Adjustable volume Push-pull output stage Piezo transducer or loudspeaker connection Common input for frequency and call recognition Reduced pulse duration for electromagnetic transducers
Benefit
D Suitable for German Post Office Specification,
FTZ 121671 Pfl. 3, edition dated 24.03.82... |
| Document |
 U4076B-FL Data Sheet
PDF 90.25KB |
Similar Datasheet
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|---|---|---|---|---|
| 1 | U4076B |
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| 2 | U4070B-FP |
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| 3 | U4074B |
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Desde 2024. D4U Semiconductor.
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