5P49V5901B628NLGI8

Clock Generators, PLLs, Frequency Synthesizers Overview

The 5P49V5901B628NLGI8 is a VersaClock 5 low-power programmable clock generator manufactured by Renesas Electronics. It supports input frequencies up to 350MHz and provides four independent output banks with differential capabilities. The device accommodates multiple I/O standards including LVDS, LVPECL, HCSL, and LVCMOS. It operates within supply voltage ranges of 1.71V–1.89V, 2.375V–2.625V, and 3.135V–3.465V. The component is housed in a 24-VFQFN package with an exposed pad and functions across a temperature range of -40°C to 85°C.

Clock Generators, PLLs, Frequency Synthesizers Feature Summary

• Supports input frequencies up to 350MHz with 2:4 input-to-output ratio
• Configurable for LVDS, LVPECL, HCSL, and LVCMOS output standards
• Operates on dual power supplies: 1.8V core and 2.5V/3.3V outputs
• Includes fractional output dividers and spread spectrum capability

Clock Generators, PLLs, Frequency Synthesizers Applications

• PCI Express Gen 1/2/3 timing
• 1 GbE and 10 GbE networking equipment
• Ethernet switches and routers
• Broadcast video and audio timing systems

Clock Generators, PLLs, Frequency Synthesizers Procurement Notes

Verify the specific suffix 'GI8' against the official datasheet to confirm packaging details such as reel or cut tape specifications. Confirm current lifecycle status, as availability may be limited or subject to change notifications. Ensure the selected variant matches the required pinout and electrical characteristics for the target application design.

Clock Generators, PLLs, Frequency Synthesizers Selection Notes

Select this model when designing systems requiring low-jitter clock generation for high-speed serial interfaces like PCIe or Ethernet. Verify that the 24-VFQFN package dimensions fit the PCB layout constraints. Check if the internal configuration storage meets the system's boot requirements, noting that configurations can be stored in OTP memory or updated via I2C.

Clock Generators, PLLs, Frequency Synthesizers Part Context

This component belongs to the VersaClock 5 family, designed for low-power applications in computing and data communications. It serves as a replacement for older clock generators in legacy designs requiring flexible frequency synthesis. The part integrates PLL technology to generate precise clock signals from a single reference source.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

Consult the Renesas VersaClock 5 product selector guide for direct replacements. Consider the 5P49V5907 or 5P49V5908 for similar functionality with potentially different pinouts or output counts. Verify compatibility with existing I2C programming tools and board layouts before switching.