O p e n C o l l e c t o r I n t e r f a c e
Figure 7.7 shows an open collector interface connected to the reset input.
This interface method may be used with any of the logic inputs. Remem-
ber that a current limiting resistor is required if an opto supply voltage
greater than +5 VDC is used.
Figure 7.7: Open Collector Interface
T T L I n t e r f a c e
Figure 7.8 shows a TTL device connected to the enable input. This inter-
face method may be used with any of the logic inputs.
Figure 7.8: TTL Interface
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