[Igor] made a VU meter with LEDs using 8 LEDs and 8 comparators. This is a fast way to get one of 8 bits to indicate an input voltage, but that’s only the equivalent of a 3-bit analog to digital ...
Dallas&#8212Texas Instruments says its ADS84xx is the industry's first 16-bit, successive approximation (SAR) analog-to-digital converter (ADC) family to include a serial low-voltage differential ...