DESCRIPTION

This 28 pins IC is an innovative approach to quality handsfreetelephonesets. It results froman extensive research onspeechsignal.

■ NOISE/SPEECH DISCRIMINATION IN EMIS SION 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