Does anyone know if there's a dev kit available for the CY8C9560A IC? I need to drive 16 independent channels of PWM output.
Nope, the CY8C9560A chip comes as a standalone solution. You need to interface this with your board using I2C, just make sure that whichever board you choose, the I2C master should support clock stretching as highlighted below:
The link to the datasheet is here: http://www.cypress.com/file/37971/download