40 likes | 134 Vues
Learn about the fundamental concepts of Voltage-Controlled Oscillator systems using 68332. Explore how VCO, comparators, and frequency variations are interconnected, leading to the output voltage dependency. Gain insights into system clock management, dividers, and frequency control mechanisms to enhance your understanding of VCO systems.
E N D
F(t) U(t) VCO VCO = Voltage Controlled Oscillator Systemtakt des 68332 (1)
F1 U Komparator F2 Systemtakt des 68332 (2) U = f ( F1-F2) Spannung am Ausgang ist abhängig von der Frequenzdifferenz am Eingang
FEingang FSystem VCO Teiler n Komp Systemtakt des 68332 (3) F2 = FSystem / n Fsystem = n * FEingang
FEingang FSystem VCO Teiler n Komp / 2 SYNCR W X Y Systemtakt des 68332 (4) FSystem= Feingang * 4(Y+1)(22W+X)