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TEA7540 Dataheets PDF



Part Number TEA7540
Manufacturers ST Microelectronics
Logo ST Microelectronics
Description HANDSFREE CONTROLLER
Datasheet TEA7540 DatasheetTEA7540 Datasheet (PDF)

® TEA7540 HANDSFREE CONTROLLER NOISE/SPEECH DISCRIMINATION IN EMISSION AND RECEPTION INTEGRATED SIGNAL GAIN COMPRESSOR IN BOTH MODES PROGRAMMABLE ATTENUATORS IN BOTH MODES ADAPTED TO ACOUSTIC PARAMETERS OF ALL CABINETS LOW OPERATING VOLTAGE 2.5V LOW OPERATING CURRENT 2.1mA CHIP SELECT BETWEEN HANDSFREE AND MONITORING MODES SO28 ORDERING NUMBERS: TEA7540FP DESCRIPTION This 28 pins IC is an innovative approach to quality handsfree telephone sets. It results from an extensive research on speech.

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