
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
21
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