- Advanced Linear Devices, Inc., (ALD) develops and manufactures ultra-low-power, precision CMOS analog integrated circuits, related board level products and Energy Harvesting Modules and accessories incorporating the company's exclusive EPAD® technology. ALD's standard semiconductor products include a full complement of "best-of-breed" ultra-low-charge-injection low-voltage analog switches, dual-slope A/D converters and digital processors, precision voltage comparators, precision rail-to-rail CMOS operational amplifiers, and low-drift CMOS timers with high discharge output, as well as an extensive selection of enhancement, depletion, and zero-threshold mode EPAD matched small signal MOSFET arrays.