The AD2S99APZ is a programmable sinusoidal oscillator from Analog Devices. It operates from 2kHz to 20kHz with a 5V supply and comes in a surface mount 20-PLCC package.
The AD2S99BP is a programmable sinusoidal oscillator from Analog Devices providing sine wave excitation for resolvers and AC transducers. It offers selectable frequencies of 2 kHz, 5 kHz, 10 kHz, or 20 kHz and operates from a 5V supply.