Description:The 9FGL0841/51 devices are 8-output 3.3V PCIe Gen1–5 clock generators. Each output has a dedicated OE# pin supporting PCIe CLKREQ# functionality. Two different spread spectrum levels, in addition to spread off, are supported. The 9FGL0841/51 supports PCIe Gen1–5 Common Clocked architectures (CC), PCIe Separate Reference no-Spread (SRNS) and Separate Reference Independent Spread (SRIS) clocking architectures. For information regarding evaluation boards and material, please contact your local sales represent
Renesas provides a recommended PCB layout guide in their application notes (e.g., AN9834) and design guides (e.g., DG-00000351). It's essential to follow these guidelines to ensure optimal performance, minimize noise, and reduce EMI.
Renesas recommends a specific power sequencing scheme to ensure proper device operation. This information can be found in the device's datasheet, application notes, or design guides. Typically, the sequence involves powering up the VCC, then the VDD, and finally the VEE pins.
The 9FGL0851DKILF has a thermal pad that must be connected to a thermal ground plane or a heat sink to dissipate heat effectively. Renesas provides thermal management guidelines in their datasheet and application notes, including recommendations for thermal interface materials and heat sink designs.
The 9FGL0851DKILF has a JTAG interface that can be used for debugging and testing. Renesas provides documentation on how to use the JTAG interface, including pinouts, signal descriptions, and recommended JTAG adapters or debuggers.
The 9FGL0851DKILF has an internal oscillator that can be used as a clock source. However, Renesas recommends using an external clock source for higher accuracy and stability. When using an external clock source, ensure that the clock signal meets the device's input requirements and is properly terminated.
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9FGL0851DKILF Overview
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