Philips Electronics
Versatile speech/dialler/ringer with music-on-hold
Philips Electronics
Listening-in circuit for line-powered telephone sets
Philips Electronics
Speech and handsfree IC
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 with auxiliary inputs/outputs and analog multiplexer
Philips Electronics
High efficiency DC/DC converter
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
