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Features

  • LP-HCSL outputs; save 8 resistors compared to standard HCSL outputs
  • 45 mW typical power consumption in PLL mode; minimal power consumption
  • OE# pins; support DIF power management
  • HCSL-compatible differential input; can be driven by common clock sources
  • LP-HCSL differential clock outputs; reduced power and board space
  • Programmable slew rate for each output; allows tuning for various line lengths
  • Programmable output amplitude; allows tuning for various application environments
  • Pin/software selectable PLL bandwidth and PLL Bypass; minimize phase jitter for each application
  • Outputs blocked until PLL is locked; clean system start-up
  • Configuration can be accomplished with strapping pins; SMBus interface not required for device control
  • 3.3 V tolerant SMBus interface  works with legacy controllers
  • Space-saving 32-pin 5x5mm VFQFPN; minimal board space
  • 3 selectable SMBus addresses; multiple devices can easily share an SMBus segment

Description

The 9DBU0431 is a member of IDT's 1.5 V Ultra-Low-Power (ULP) PCIe family. The device has 4 output enables for clock management, and 3 selectable SMBus addresses.

Parameters

AttributesValue
Diff. Outputs4
Diff. Output SignalingLP-HCSL
Output Freq Range (MHz)1 - 167
Diff. Inputs1
Diff. Input SignalingHCSL
Accepts Spread Spec InputYes
Power Consumption Typ (mW)45
Supply Voltage (V)1.5 - 1.5
Output TypeLP-HCSL
Package Area (mm²)25
Battery BackupNo
Battery SealNo
CPU Supervisory Function PORNo
Crystal Frequency TrimmingNo
Frequency Out PinNo
Input Freq (MHz)30 - 175
Additive Phase Jitter Typ RMS (fs)313
FunctionZero Delay Buffer
Input TypeHCSL
Output Banks (#)1
Core Voltage (V)1.5
Output Voltage (V)0.8
Product CategoryPCI Express Clocks

Package Options

Pkg. TypePkg. Dimensions (mm)Lead Count (#)Pitch (mm)
VFQFPN5.0 x 5.0 x 0.9320.5
Part NumberStatusSamplesStockPackageBudgetary Price (USD)Lead Count (#)Carrier TypeMoisture Sensitivity Level (MSL)Qty. per Reel (#)Qty. per Carrier (#)Pb (Lead) FreePb Free CategoryTemp. Range (°C)Country of AssemblyCountry of Wafer Fabrication
9DBU0431AKILFActiveAvailableOut of StockVFQFPN1ku | $1.6532#Tray30490#Yese3 Sn-40 to 85°CMALAYSIATAIWAN
9DBU0431AKILFTActiveN/AOut of StockVFQFPN1ku | $1.6532#Reel32500#0Yese3 Sn-40 to 85°CMALAYSIATAIWAN
9DBU0431AKLFActiveAvailableIn StockVFQFPN1ku | $1.532#Tray30490#Yese3 Sn0 to 70°CMALAYSIATAIWAN
9DBU0431AKLFTActiveN/AOut of StockVFQFPN1ku | $1.532#Reel32500#0Yese3 Sn0 to 70°CMALAYSIATAIWAN
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