ArFa
Junior Member level 2
Hi, how are you?
Please help me to find the zener breakdown tension in this circuit so that NM(low) = NM(high);
NM means noise margin so that NM(low)=Vi(low) - Vo(low) and NM(high) = Vo(high) - Vi(high).
Vcc=15V; Vγ=0.65V; Vbe(sat) = 0.75V; Vce(sat) = 0.2V; Vd=0.75; hfe=40
Thanks
Please help me to find the zener breakdown tension in this circuit so that NM(low) = NM(high);
NM means noise margin so that NM(low)=Vi(low) - Vo(low) and NM(high) = Vo(high) - Vi(high).
Vcc=15V; Vγ=0.65V; Vbe(sat) = 0.75V; Vce(sat) = 0.2V; Vd=0.75; hfe=40
Code:
http://imageshack.us/photo/my-images/814/circuit.png
Thanks