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Product attributes Property Value
Manufacturer Renesas Electronics Corporation
Product Series
Packaging Tray |
Type -
PLL Yes with Bypass
Input HCSL
Output HCSL
Number of Circuits 1
Ratio - Input:Output 2:12
Differential - Input:Output Yes/Yes
Frequency - Max 400MHz
Divider/Multiplier No/No
Voltage - Supply 3.135V ~ 3.465V
Operating Temperature -40°C ~ 85°C
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 72-VFQFN Exposed Pad
Supplier Device Package 72-VFQFPN (10x10)

The 9ZML1253EKILF is a high-performance clock IC from Renesas Electronics, designed for applications requiring low-jitter HCSL clocks. It integrates a PLL with bypass capability, allowing for both jitter cleaning and direct clock distribution. The device supports HCSL input and output, making it ideal for PCIe and other high-speed serial interfaces. With a maximum frequency of 400MHz and a single circuit, it provides a compact and efficient solution for clock generation and distribution. The device operates over an industrial temperature range and is housed in a 72-VFQFN package.

  • Low Jitter HCSL: Provides clean clocks for high-speed interfaces like PCIe.
  • PLL with Bypass: Offers flexibility for jitter cleaning or direct clocking.
  • High Frequency: Supports up to 400MHz for demanding applications.
  • Industrial Temperature Range: Operates from -40°C to 85°C for reliable performance.

PCIe Clock Distribution

Generate and distribute low-jitter HCSL clocks for PCIe Gen3/Gen4/Gen5 interfaces, using the 400MHz capability and PLL bypass for direct clocking.

Server and Storage Systems

Provide precise clocks for CPUs, memory controllers, and storage controllers, using the HCSL output to interface directly with high-speed logic.

Networking Switches

Distribute clean clocks to switch ASICs and PHYs, leveraging the PLL with bypass to clean up reference jitter and provide a stable clock tree.

FPGA Clocking

Supply low-jitter HCSL clocks to FPGAs for high-speed transceiver applications, using the 400MHz output to support various data rates.

Data Center Accelerators

Provide clocks for GPU and AI accelerators, using the PLL to generate a clean, stable clock for high-performance computing.

Telecom Line Cards

Generate clocks for line card PHYs and framers, using the HCSL output to interface with standard telecom components.

Q: What type of device is the 9ZML1253EKILF?
A: The type is not specified in the provided data, but it is a clock IC from Renesas.
Q: Does it support PLL?
A: Yes, it features a PLL with bypass capability.
Q: What are the input and output types?
A: Both input and output types are HCSL.
Q: How many circuits does it have?
A: It has 1 circuit.
Q: What is the maximum frequency?
A: The maximum frequency is 400MHz.
Q: What is the package and temperature range?
A: It comes in a 72-VFQFN Exposed Pad package and operates from -40°C to 85°C.
Base Product Number : 9ZML1253
400MHz 72-VFQFN Clock Generator Frequency Synthesizer HCSL PLL Renesas
Q: What type of device is the 9ZML1253EKILF?
A: The type is not specified in the provided data, but it is a clock IC from Renesas.
Q: Does it support PLL?
A: Yes, it features a PLL with bypass capability.
Q: What are the input and output types?
A: Both input and output types are HCSL.
Q: How many circuits does it have?
A: It has 1 circuit.
Q: What is the maximum frequency?
A: The maximum frequency is 400MHz.
Q: What is the package and temperature range?
A: It comes in a 72-VFQFN Exposed Pad package and operates from -40°C to 85°C.