Description:9LPRS501 follows Intel CK505 Yellow Cover specification. This clock synthesizer provides a single chip solution for next generation Intel processors and Intel chipsets. 9LPRS501 is driven with a 14.318MHz crystal. It also provides a tight ppm accuracy output for Serial ATA and PCI-Express support.
Renesas provides a recommended PCB layout guide in their application notes (e.g., AN1841) and evaluation board documentation. It's essential to follow these guidelines to ensure optimal performance, especially for high-frequency signals.
The 9LPRS501SGLF has a thermal pad on the bottom, which should be connected to a thermal ground plane on the PCB. Ensure good thermal conductivity by using thermal vias, thermal pads, and a heat sink if necessary. Refer to the thermal management section in the datasheet for more information.
The input clock signal should be a stable, low-jitter clock source with a frequency range of 10 MHz to 40 MHz. The clock signal should also meet the specified amplitude and rise/fall time requirements outlined in the datasheet.
To configure the 9LPRS501SGLF for low-power operation, refer to the power management section in the datasheet. This includes setting the appropriate power modes, using the power-down feature, and optimizing the clock frequency and voltage supply.
To ensure EMI and EMC compliance, follow the guidelines in the datasheet and application notes. This includes using proper shielding, filtering, and grounding techniques, as well as minimizing noise radiation and susceptibility.
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9LPRS501SGLF Overview
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