At the heart of the schematic is the central processing unit or microcontroller unit (MCU).
[BNC Video Inputs] ──> [Video Decoder IC] ──> [Digital Video Bus] ──> [ Main SoC ] <──> [DDR RAM] │ [SPI Flash] (Bootloader) Video Input & Clamping Circuit ds80249 p rev 12 schematic
Low-Dropout (LDO) regulators derive the final 3.3V and 1.8V/1.2V core logic rails from the 5.0V bus. This ensures clean, ripple-free power to the MCU’s analog-to-digital converters (ADCs). Protection Circuitry At the heart of the schematic is the