State / push-pull input
10 State / push-pull input
L6374
The input 3st/Pp is instead intended for a digital incoming signal. It has an internal threshold
set at 1.26 V; an internal bias circuit (10 mA typical) simulates a high level (three-state) if the
pin is disconnected.
Figure 4. Equivalent input circuit
Figure 5. Input comparator threshold
Vout
Hys2
2
Hys2
2
Vs
Vref
D94IN073
Vi
10/19