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
Philips Electronics
Versatile telephone transmission circuit with dialler interface
Philips Electronics
Hands free IC
Philips Electronics
Versatile speech/dialler/ringer with music-on-hold
