This trigger produces an output pulse when zeroing the input signal. The circuit is from a documentation from the 70s, presenting a hysteresis of 100 mV.
Found in old documentation, this circuit is the receiver for the previous circuit. Components are...
We found this circuit in the 1994 Linear Applications Handbook by National Semiconductor. The...
This circuit switches the capacitors of a digital filter with the 4046 IC (PLL). The circuit was...