Rainbow Electronics ADC0838 - Manual (Page 21)

Applications
(Continued)
Obtaining Higher Resolution
TL H 5583 – 17
Controller performs a routine to determine which input polarity (9-bit example) or which channel pair (10-bit example) provides a non-zero output code
This information provides the extra bits
a) 9-Bit A D b)10-Bit A D
Protecting the Input
Diodes are 1N914
TL H 5583 – 18
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