The document provides block diagrams for four electronic devices: a DVD player, GPS receiver, MP3 player, and digital photo frame. The block diagrams show that these devices commonly use integrated circuits like the PA5110, PA5750 audio codec, PA4220, and PAUSB42 for functions like audio playback, power management, storage, and connectivity.
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Analog block diagram
1. DVD Player Block Diagram PA5110 PAUSB42 PA5750 Audio CODEC PA5134 PA4220