■ Features

• Provides all the functions required of a hands-free or

handset telephone.

• Can operate on line voltage (requiring no external

power supply).

• Consumes minimal current.

• Provides for an external filter ensuring a wide range of

howling suppression.

• Mute mode for hands-free operation

• Background noise monitoring to improve transmission

quality

• 100 mW loudspeaker output (at IL=100mA)

• Built-in power supply and low-voltage regulator

• DIP package with 42-pins or QFH package with 44-pins