Philips Electronics
FM front end circuit for CENELEC EN 55020 applications
STMicroelectronics
MOTOR SPEED REGULATOR
STMicroelectronics
4W AUDIO AMPLIFIER
NXP Semiconductors.
Class-AB stereo headphone driver
Philips Electronics
Stereo continuous calibration DAC (CC-DAC)
Philips Electronics
2 to 6 W audio power amplifier
Philips Electronics
Digital audio input/output circuit(DAIO)
Philips Electronics
2 x 6 W stereo power amplifier
Philips Electronics
Stereo cassette head preamplifier and equalizer
Philips Electronics
Recording/playback and 2 W audio power amplifier
Temic Semiconductors
One chip AM/FM radio with audio power amplifier
STMicroelectronics
AM-FM QUALITY RADIO