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ASRock Z390 Phantom Gaming 7 Motherboard Preview (Page 4)

By Steven Bassiri from May 17, 2019 @ 10:00 CDT

Z390 Phantom Gaming 7 Circuit Analysis Continued

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The audio solution consists of a Realtek ALC1220 rated up to 120dB with integrated amplifier going to the rear IO panel, an added NE5532 for front audio amplification, and Gold series audio capacitors.

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We find Realtek's 2.5Gbit Gaming LAN controller on the back of the motherboard, RTL8125. The Intel i219V is the GBit Intel chip for the 1Gbit LAN port.

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The rear USB 3.1 (10Gb/s, called USB 3.2 on rear IO panel) are re-driven by the Pericom PI3EQX, and the type-C port on the rear gets an ASMedia ASM1543 type-C switch chip. The internal USB 3.0 type-C header gets its own ASM1543 type-C switch chip.

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An ASMedia ASM1074 is used as a USB 3.0 hub to produce two USB 3.0 internal headers. The ASMedia ASM1061 provides two SATA6Gb/s ports.

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The Nuvoton NCT6791D is used as the SuperIO controller. The Nuvoton N76E885AT is the microcontroller used to control the RGB LEDs.

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A Hyper BCLK chip is used to allow for better BCLK overclocking. The motherboard has two 128Mbit (16MB) BIOS ROM chips for redundancy.

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