SI53308-B-GM footprint, schematic symbol and 3D model by Skyworks

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SI53308-B-GM Details

A 4-layer PCB with a solid ground plane and thermal vias is recommended. Ensure a minimum of 1mm clearance around the device for airflow and heat dissipation. Follow the datasheet's recommended land pattern and thermal pad connection.
Use a low-ESR capacitor (e.g., 100nF) between VDD and GND, and a 10uF capacitor between VDDA and GND. Ensure power supply rails are well-regulated and decoupled with a ferrite bead or inductor.
The clock input signal should have a minimum amplitude of 200mVpp and a maximum rise/fall time of 1ns. Ensure the signal is clean and free of noise, with a signal-to-noise ratio (SNR) of at least 20dB.
Use the datasheet's recommended register settings for the desired output frequency and jitter performance. Ensure the device is properly powered and decoupled, and the clock input signal is clean and stable.
Use a 3-wire SPI interface with a clock frequency of up to 10MHz. Ensure the CS# pin is properly controlled, and the SCK pin is driven with a clean, low-jitter clock signal.

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