Typical Characteristics
V
CC
= 5.0V, T
A
= +25˚C unless otherwise noted
DS005777-7
DS005777-10
FIGURE 2. Input Current
FIGURE 5. Input Threshold Voltage vs Temperature
DS005777-8
DS005777-11
FIGURE 3. DS1489 Input Threshold Voltage Adjustment
FIGURE 6. Input Threshold vs Power Supply Voltage
DS005777-9
DS005777-12
FIGURE 4. DS1489A Input Threshold Voltage
Adjustment
FIGURE 7. Noise Rejection vs Capacitance for
DS1489A
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