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Product Detailed Parameters
- Description:IC FREQ TIMING GENERATOR 28TSSOP
- Series:-
- PLL:Yes
- Mfr:Renesas Electronics Corporation
- Main Purpose:Intel CPU Server, PCI Express (PCIe), SATA
- Input:Clock, Crystal
- Output:HCSL
- Number of Circuits:1
- Ratio - Input:Output:1:05
- Differential - Input:Output:No/Yes
- Frequency - Max:400MHz
- Voltage - Supply:3.135V ~ 3.465V
- Operating Temperature:0°C ~ 70°C
- Mounting Type:Surface Mount
- Package / Case:28-TSSOP (0.173", 4.40mm Width)
- Supplier Device Package:28-TSSOP
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Overview
The Renesas 9FG104EGLFT is a clock synthesizer and jitter cleaner designed for PCIe Gen2 applications. It features four HCSL outputs with a maximum frequency of 400 MHz, driven by a crystal input up to 27.5 MHz. The device operates on a single 3.135 V to 3.465 V supply and draws 106 mA. Packaged in a 28-TSSOP surface-mount format, it supports industrial temperature ranges from 0°C to +70°C. This component integrates PLL functionality to generate precise clock signals for high-speed serial interfaces.
Feature Summary
- Four-output HCSL clock synthesizer optimized for PCIe Gen2 architectures
- Maximum output frequency of 400 MHz with crystal input support
- Single 3.3V power supply operation (3.135V–3.465V) with 106 mA current draw
- Integrated PLL for jitter cleaning and frequency synthesis
Applications
- PCI Express (PCIe) Gen2 clock generation
- Intel CPU server systems
- SATA interface clocking
Procurement Notes
Verify the suffix 'GLFT' corresponds to the tape-and-reel packaging variant distinct from the tube-packaged '9FG104EGLF'. Confirm RoHS3 compliance and MSL Level 1 status during sourcing. Cross-reference manufacturer part numbers to ensure compatibility with existing BOMs requiring this specific package and output configuration.
Selection Notes
Select this model when four HCSL outputs are required for PCIe Gen2 designs. Ensure the application utilizes crystal input rather than LVCMOS reference. Verify that the 400 MHz maximum frequency meets system requirements. Check thermal constraints for the 28-TSSOP package within the 0°C to +70°C operating range.
Part Context
This component belongs to the 9FG104 family of clock synthesizers. It serves as a specialized solution for generating stable clocks for peripheral interfaces. The 'GLFT' designation indicates the reel packaging format, distinguishing it from bulk or tube variants within the same electrical specification set.
Replacement Considerations
The ICS9FG104CGLFT is a related variant with an extended temperature range of -40°C to +85°C. Verify temperature requirements before substitution. Other family members may offer different output counts or signaling standards.
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