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特性

  • PCIe Gen1–5 compliance and legacy DB2000Q
  • Flexible Power Sequencing (FPS) ensures well-defined behavior under power-up
  • Power Down Tolerant (PDT) ESD protection on input pins
  • Input frequency range 1MHz to 400MHz
  • OE# pin for each output supports PCIe CLKREQ# applications
  • 3 selectable SMBus addresses
  • Spread-spectrum tolerant
  • -40 °C to +85 °C operating temperature range
  • 6mm × 6mm 48-VFQFPN package; small board footprint
  • Easy AC-coupling to other logic families; see application note AN-891

描述

The 9DML2855 is a 2-input, 8-output clock multiplexer supporting PCIe Gen1–5 and DB2000Q applications. The device supports complex clock architecture like CC, SRIS, and SRNS while providing very low additive jitter. Flexible Power Sequencing (FPS) ensures well-defined behavior under various power-up scenarios, while Power Down Tolerant (PDT) ESD protection on all input pins allows input pins to be driven before VDD is applied. The 9DML2855 also features an OE# pin for each output and supports PCIe CLKREQ# functionality.

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

产品参数

属性
Diff. Outputs8
Diff. Output SignalingLP-HCSL
Output Freq Range (MHz)1 - 400
Diff. Inputs2
Diff. Input SignalingHCSL
Accepts Spread Spec InputYes
Power Consumption Typ (mW)178
Supply Voltage (V)3.3 - 3.3
Output TypeLP-HCSL
Diff. Termination Resistors0
Package Area (mm²)16
Battery BackupNo
Battery SealNo
CPU Supervisory Function PORNo
Crystal Frequency TrimmingNo
Frequency Out PinNo
Inputs (#)2
Input Freq (MHz)1 - 400
Additive Phase Jitter Typ RMS (fs)100
FunctionMultiplexer
Input TypeHCSL
Output Banks (#)1
Core Voltage (V)3.3
Output Voltage (V)0.4

封装选项

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

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