Description:The 844201I-45 is a PCI Express®TM Clock Generator. The 844201I-45 can synthesize 100MHz or 125MHz reference clock frequencies with a 25MHz crystal. The 844201I-45 has excellent phase jitter performance and is packaged in a small 16-pin VFQFN, making it ideal for use in systems with limited board space.
Renesas provides a recommended PCB layout guide in their application note (APN) documents, which can be found on their website. The guide includes thermal vias, copper pours, and other layout considerations to ensure optimal thermal performance.
Renesas recommends using an external power sequencer or a dedicated power management IC to ensure proper power sequencing. The datasheet provides guidelines for power-up and power-down sequences, but a detailed implementation example can be found in the application notes or through direct support from Renesas.
Renesas recommends using high-quality, low-ESR decoupling capacitors with a value of 0.1uF to 1uF, placed as close as possible to the device's power pins. The datasheet provides a recommended decoupling capacitor layout, but the specific capacitor values and types may vary depending on the application.
Renesas provides a troubleshooting guide in their application notes, which covers common issues and their solutions. Additionally, Renesas offers direct support through their website, including FAQs, knowledge base articles, and technical support tickets.
The datasheet provides the recommended operating conditions, including temperature range, voltage, and humidity. However, for more detailed information on environmental and operating conditions, refer to the device's reliability report, which can be found on Renesas' website.
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844201BKI-45LF Overview
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