1. Clock circuits
  2. Audio circuits
  3. Video circuits

Clock circuits

Famicom/famiclones with chips:

Nes-on-chip famiclones with external RAM memories:

Nes-on-chip famiclones:


Audio circuits

Famicom/famiclones with chips:

IQ502 rev 2:

NES-on-chip famiclones without audio expansion

NES-on-chip famiclones with audio expansion

NES-on-chip famiclones, best dynamic and no noise

Video circuits

Famicom/famiclones with chips:

IQ502 rev 2: