TLC3704, TLC3704M

QUAD MICROPOWER LinCMOS

 VOLTAGE COMPARATORS

SLCS117C − NOVEMBER 1986 − REVISED NOVEMBER 2009

10

POST OFFICE BOX 655303

PRINCIPLES OF OPERATION

circuit-design considerations (continued)

Figure 2

INPUT CURRENT

vs

INPUT VOLTAGE

8

7

6

5

4

3

2

1

0

Figure 3

INPUT CURRENT

vs

INPUT VOLTAGE

10

9

8

7

6

5

4

3

2

1

0

+

−

1/2

TLC3704

See Note A

NOTE A: If the correct input state is required when the negative input exceeds GND, a Schottky clamp is required.

Negative Voltage Input Current Limit :

R

* V

5mA

R

V

5mA

Positive Voltage Input Current Limit :

Figure 4. Typical Input Current-Limiting Configuration for a LinCMOS Comparator