TLC372-EP_14 Datasheet, PDF (10/18 Pages) Texas Instruments – LinCMOS™ DUAL DIFFERENTIAL COMPARATORS

TLC372-EP
LinCMOS™ DUAL DIFFERENTIAL COMPARATORS
SGLS385 – MARCH 2007
PRINCIPLES OF OPERATION (continued)
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R_I
V_I
See Note A
V_ref
V_DD
+
TLC372
−
Positive Voltage Input Current LImit:
R_I =
+V_I − V_DD − 0.3 V
5 mA
R_L
Negative Voltage Input Current LImit:
R_I =
−V_I − V_DD − (− 0.3 V)
5 mA
A. If the correct output state is required when the negative input exceeds V_SS, a Schottky clamp is required.
Figure 7. Typical Input Current-Limiting Configuration for a LinCMOS™ Comparator
10
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