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Part Number
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L3240B1 |
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Manufacturer
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STMicroelectronics |
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Description
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ELETRONIC TWO-TONE RINGER |
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Published
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Mar 22, 2005 |
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Detailed Description
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L3240
ELETRONIC TWO-TONE RINGER
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LOW CURRENT CONSUMPTION, IN ORDER TO ALLOW THE PARALLEL OPERATION OF 4 DEV...
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Datasheet
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L3240B1
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Overview
L3240
ELETRONIC TWO-TONE RINGER
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LOW CURRENT CONSUMPTION, IN ORDER TO ALLOW THE PARALLEL OPERATION OF 4 DEVICES INTEGRATED RECTIFIER BRIDGE WITH ZENER DIODES TO PROTECT AGAINST OVERVOLTAGES LITTLE EXTERNAL CIRCUITRY TONE AND SWITCHING FREQUENCIES ADJUSTABLE BY EXTERNAL COMPONENTS INTEGRATED VOLTAGE AND CURRENT HYSTERESIS COMPLEMENTARY OUTPUT CONFIGURATION
Minidip SO8
ORDERING NUMBERS : L3240B1 (Minidip) L3240D1 (SO8)
DESCRIPTION L3240 is a monolithic integrated circuit designed to replace the mechanical bell in telephone sets, in connectionwith an electro acoustical converter.
The device can drive either directly a piezo ceramic converter (buzzer) or a small loudspeaker.
In th...
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