9ZML1245AKILFT

Overview

The Renesas 9ZML1245AKILFT is a clock multiplexer within the Z-BUFFER family, designed for PCI Express applications. It features a 2:12 input-to-output ratio with differential inputs and outputs. The device supports LP-HCSL signaling at frequencies up to 400 MHz. It operates on a supply voltage range of 3.135 V to 3.465 V and includes an integrated PLL. The component is housed in a 72-VFQFPN package with an exposed pad, suitable for surface mount installation across an industrial temperature range of -40°C to +85°C.

Feature Summary

• 2:12 Multiplexing Ratio
• LP-HCSL Output Signaling
• Integrated PLL
• PCIe Application Support

Applications

• PCI Express Clock Distribution
• System Clock Multiplexing
• High-Performance Computing

Procurement Notes

Verify the specific ordering suffix against official documentation to confirm packaging details such as reel or tray configuration. Ensure that the selected variant matches the required moisture sensitivity level and lead-free status for the intended assembly process. Cross-reference the manufacturer part number with authorized distributor listings to confirm current availability and authenticity.

Selection Notes

Select this component when a 2:12 clock mux with LP-HCSL outputs is required for PCIe designs. Confirm that the 3.135 V to 3.465 V supply voltage aligns with the system power rails. Verify that the 72-VFQFPN package dimensions fit the PCB layout constraints and that the thermal requirements for the exposed pad are addressed in the design.

Part Context

This part belongs to the Renesas Z-BUFFER series, which provides enhanced performance clock buffers and multiplexers. The 9ZML1245A specifically addresses the needs of complex clock distribution networks in high-speed digital systems, offering flexibility through its multiplexing capabilities and low-noise PLL architecture.

Replacement Considerations

Check for pin-compatible upgrades within the 9ZML12xx series. Verify electrical parameter compatibility, including output drive strength and jitter specifications, before substituting with other clock mux devices from different manufacturers.