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Raspberry Pi 4 Model B ((exclusive)) Full Schematic Jun 2026

One of the most significant departures from previous Pi models is the dual HDMI output. The full schematic reveals that the BCM2711 does not output standard HDMI signals directly. Instead, it utilizes (Display Serial Interface) lanes.

The Pi 4 uses a POP (Package on Package) or separate LPDDR4 chip. The schematic shows the termination resistors for the data lines. Raspberry Pi 4 Model B Full Schematic

One of the most significant departures from previous Pi models is the dual HDMI output. The full schematic reveals that the BCM2711 does not output standard HDMI signals directly. Instead, it utilizes (Display Serial Interface) lanes.

The Pi 4 uses a POP (Package on Package) or separate LPDDR4 chip. The schematic shows the termination resistors for the data lines.