Unisonic Technologies
LOW VOLTAGE TELEPHONE TRANSMISSION CIRCUIT WITH DIALLER INTERFACE
Philips Electronics
High efficiency, high current DC/DC converter
Philips Electronics
SMPS control IC with synchronization function
Unspecified
TELEFUNK ELECTRONIC CREATIVE TECHNOLOGIEN U2200B-FP
Philips Electronics
Low voltage versatile telephone transmission circuit with dialler interface
Philips Electronics
Versatile cordless transmisssion circuit
Unspecified
VERSATILE TELEPHONE TRANSMISSION CIRCUITS WITH DIALLER INTERFACE
Philips Electronics
Listening-in circuit for line-powered telephone sets
