Voltage Reference Led Drivers Drivers, Receivers, Transceivers Power Distribution Switches, Load Drivers Analog To Digital Converters (adc) Analog Front End (afe) Interface - Telecom Voltage Regulators - Dc Dc Switching Controllers Application Specific - Clock/timing Microcontrollers Controllers Digital To Analog Converters (dac) Interface - Specialized Instrumentation, Op Amps, Buffer Amps Clock Generators, Plls, Frequency Synthesizers V/f And F/v Converters Supervisors Voltage Regulators - Special Purpose Amplifiers - Audio Interface - Uarts (universal Asynchronous Receiver Transmitter) Analog Multipliers, Dividers Rms To Dc Converters Specialized Ics I/o Expanders Microprocessors Pmic - Current Regulation/management Voltage Regulators - Linear Voltage Regulators - Linear + Switching