link to page 5 MC14093BSWITCHING CHARACTERISTICS (CL = 50 pF, TA = 25_C) VDDTypCharacteristicSymbolVdcMin (Note 5) MaxUnit Output Rise Time tTLH 5.0 − 100 200 ns 10 − 50 100 15 − 40 80 Output Fall Time tTHL 5.0 − 100 200 ns 10 − 50 100 15 − 40 80 Propagation Delay Time tPLH, tPHL 5.0 − 125 250 ns 10 − 50 100 15 − 40 80 5. Data labeled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance. VDD 20 ns 20 ns 14 VDD INPUT 90% 50% PULSE OUTPUT 10% VSS GENERATOR t t INPUT PHL PLH V C 7 V OH 90% L SS OUTPUT 50% 10% VOL tTHL tTLH Figure 1. Switching Time Test Circuit and Waveforms VH VDD VH VDD Vin Vin VSS VSS V V DD DD Vout Vout VSS VSS (a) Schmitt Triggers will square up(b) A Schmitt trigger offers maximum(a) inputs with slow rise and fall times.(b) noise immunity in gate applications.Figure 2. Typical Schmitt Trigger Applicationshttp://onsemi.com4