HI-8573, HI-8574, HI-8575 February 2002 Quad CMOS.
CS8575S - 3.1W dual channel stereo headphone mode Class D audio amplifier
RT8575 - 4-String White LED Driver
MAX8575 - High-Efficiency LCD Boost
HI-8573 - (HI-8573 - HI-8575) Quad CMOS Op Amp / Comparator
HI-8575 - (HI-8573 - HI-8575) Quad CMOS Op Amp / Comparator
HI-8574 - (HI-8573 - HI-8575) Quad CMOS Op Amp / Comparator