Philips Electronics

Speech and handsfree IC with auxiliary inputs/outputs and analog multiplexer

Contek Microelectronics

LOW VOLTAGE TELEPHONE TRANSMISSION CIRCUIT WITH DIALLER INTERFACE

Philips Electronics

Versatile telephone transmission circuit with dialler interface

Philips Electronics

Speech and handsfree IC

Philips Electronics

SMPS battery charger control circuit

Philips Electronics

Voice switched speakerphone IC

Philips Electronics

Supply circuit with power-down for telephone set peripherals

Philips Electronics

Speech and loudspeaker amplifie IC with auxiliary inputs/outputs and analog multiplexer

Philips Electronics

Versatile telephone transmission circuit with dialler interface

Philips Electronics

Hands free IC

Philips Electronics

Versatile speech/dialler/ringer with music-on-hold

Philips Electronics

Speech and listening-in IC

Philips Electronics

Low voltage transmission circuits with dialler interface

Philips Electronics

Call progress monitor for line powered telephone sets

Philips Electronics

Low voltage versatile telephone transmission circuit with dialler interface and transmit level dynamic limiting

Philips Electronics

Listening-in circuit for line-powered telephone sets

Philips Electronics

Versatile speech/dialler/ringer with music-on-hold

Philips Electronics

Speech and handsfree IC

Philips Electronics

Hands free IC