The reference built inside has good specification. With 2.5 volts as the reference and a 4.5 ppm per deg C the change is 11 micro volts per degree in the reference. The step size of a 12 bit ADC with 2.5 volt ref is 610 micro volts. So about 30 degrees change in temperature inside gadget using this device can with stand good accuracy.
NASA's Orion Flight Software Production Systems Manager Darrel G. Raines joins Planet Analog Editor Steve Taranovich and Embedded.com Editor Max Maxfield to talk about embedded flight software used in Orion Spacecraft, part of NASA's Mars mission. Live radio show and live chat. Get your questions ready.
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