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Features

  • PCIe Gen 1–6 CC-compliant
  • Supports PCIe SRIS and SRNS clocking
  • Integrated terminations for 100Ω and 85Ω systems save 4 resistors per output
  • Pin-selectable SRNS 0%, CC 0%, and CC/SRIS -0.5% spread
  • SMBus-selectable CC/SRIS -0.25% spread
  • One 3.3V LVCMOS REF output with Wake-On-LAN (WOL) support
  • Easy AC coupling to other logic families, see application note AN-891.
  • Space-saving 6mm × 6mm 48-VFQFPN

Description

The 9FGL0841/51 devices are 8-output 3.3V PCIe Gen 1–6 clock generators. Each output has a dedicated OE# pin supporting PCIe CLKREQ# functionality. Two different spread spectrum levels, in addition to spread off, are supported. The 9FGL0841/51 supports PCIe Gen 1–6 Common Clocked architectures (CC), PCIe Separate Reference no Spread (SRNS), and Separate Reference Independent Spread (SRIS) clocking architectures.

For information regarding evaluation boards and material, please contact your local sales representative.

Parameters

AttributesValue
Diff. Outputs8
Diff. Output SignalingLP-HCSL
Output Freq Range (MHz)25 - 25, 100 - 100
Power Consumption Typ (mW)100
Supply Voltage (V)3.3 - 3.3
Output TypeLP-HCSL, LVCMOS
Xtal Freq (MHz)25 - 25
Diff. Termination Resistors0
Package Area (mm²)36
Battery BackupNo
Battery SealNo
CPU Supervisory Function PORNo
Crystal Frequency TrimmingNo
Frequency Out PinNo
Inputs (#)1
Input Freq (MHz)25 - 25
FunctionGenerator
Input TypeCrystal, LVCMOS
Core Voltage (V)3.3
Output Voltage (V)0.8V, 3.3V
Product CategoryPCI Express Clocks

Package Options

Pkg. TypePkg. Dimensions (mm)Lead Count (#)Pitch (mm)
VFQFPN6.0 x 6.0 x 0.9480.4

Application Block Diagrams

Genoa Server Block Diagram
AMD 4th-Gen EPYC (Genoa) Power & Timing System
Complete power and timing system for AMD Genoa with SVI3, DDR5, and PCIe Gen 5/6 support.

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Part NumberStatusSamplesLongevityStockPackageBudgetary Price (USD)Lead Count (#)Carrier TypeMoisture Sensitivity Level (MSL)App Jitter ComplianceArchitectureOutput ImpedanceQty. per Reel (#)Qty. per Carrier (#)Pb (Lead) FreePb Free CategoryTemp. Range (°C)Country of AssemblyCountry of Wafer Fabrication
9FGL0841DKILFActiveAvailable2040 AprOut of StockVFQFPN1ku | $2.6348#Tray3PCIe Gen1, PCIe Gen2, PCIe Gen3, PCIe Gen4, PCIe Gen5, PCIe Gen6Common, SRNS, SRIS1000490#Yese3 Sn-40 to 85°CTAIWANTAIWAN
9FGL0841DKILFTActiveN/A2040 AprIn StockVFQFPN1ku | $2.6348#Reel3PCIe Gen1, PCIe Gen2, PCIe Gen3, PCIe Gen4, PCIe Gen5, PCIe Gen6Common, SRNS, SRIS1002500#0Yese3 Sn-40 to 85°CTAIWANTAIWAN
9FGL0851DKILFActiveAvailable2040 AprOut of StockVFQFPN1ku | $2.6348#Tray3PCIe Gen1, PCIe Gen2, PCIe Gen3, PCIe Gen4, PCIe Gen5, PCIe Gen6Common, SRNS, SRIS850490#Yese3 Sn-40 to 85°CTAIWANTAIWAN
9FGL0851DKILFTActiveN/A2040 AprOut of StockVFQFPN1ku | $2.6348#Reel3PCIe Gen1, PCIe Gen2, PCIe Gen3, PCIe Gen4, PCIe Gen5, PCIe Gen6Common, SRNS, SRIS852500#0Yese3 Sn-40 to 85°CTAIWANTAIWAN
9FGL0841AKILFNRNDN/AOut of StockVFQFPN48#Tray3PCIe Gen1, PCIe Gen2, PCIe Gen3Common, SRNS1000490#Yese3 Sn-40 to 85°C
9FGL0841AKILFTNRNDN/AOut of StockVFQFPN48#Reel3PCIe Gen1, PCIe Gen2, PCIe Gen3Common, SRNS1002500#0Yese3 Sn-40 to 85°C
9FGL0841BKILFObsoleteN/AOut of StockVFQFPN48#Tray3PCIe Gen1, PCIe Gen2, PCIe Gen3, PCIe Gen4, PCIe Gen5Common, SRNS, SRIS1000490#Yese3 Sn-40 to 85°C
9FGL0841BKILFTObsoleteN/AOut of StockVFQFPN48#Reel3PCIe Gen1, PCIe Gen2, PCIe Gen3, PCIe Gen4, PCIe Gen5Common, SRNS, SRIS1002500#0Yese3 Sn-40 to 85°C
9FGL0841CKILFObsoleteN/AOut of StockVFQFPN48#Tray3PCIe Gen1, PCIe Gen2, PCIe Gen3, PCIe Gen4, PCIe Gen5Common, SRNS, SRIS1000490#Yese3 Sn-40 to 85°C
9FGL0841CKILFTObsoleteN/AOut of StockVFQFPN48#Reel3PCIe Gen1, PCIe Gen2, PCIe Gen3, PCIe Gen4, PCIe Gen5Common, SRNS, SRIS1002500#0Yese3 Sn-40 to 85°C
9FGL0851AKILFNRNDN/AOut of StockVFQFPN48#Tray3PCIe Gen1, PCIe Gen2, PCIe Gen3Common, SRNS850490#Yese3 Sn-40 to 85°C
9FGL0851AKILFTNRNDN/AOut of StockVFQFPN48#Reel3PCIe Gen1, PCIe Gen2, PCIe Gen3Common, SRNS852500#0Yese3 Sn-40 to 85°C
9FGL0851BKILFObsoleteN/AOut of StockVFQFPN48#Tray3PCIe Gen1, PCIe Gen2, PCIe Gen3, PCIe Gen4, PCIe Gen5Common, SRNS, SRIS850490#Yese3 Sn-40 to 85°C
9FGL0851BKILFTObsoleteN/AOut of StockVFQFPN48#Reel3PCIe Gen1, PCIe Gen2, PCIe Gen3, PCIe Gen4, PCIe Gen5Common, SRNS, SRIS852500#0Yese3 Sn-40 to 85°C
9FGL0851CKILFObsoleteN/AIn StockVFQFPN48#Tray3PCIe Gen1, PCIe Gen2, PCIe Gen3, PCIe Gen4, PCIe Gen5Common, SRNS, SRIS850490#Yese3 Sn-40 to 85°C
9FGL0851CKILFTObsoleteN/AIn StockVFQFPN48#Reel3PCIe Gen1, PCIe Gen2, PCIe Gen3, PCIe Gen4, PCIe Gen5Common, SRNS, SRIS852500#0Yese3 Sn-40 to 85°C

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