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SI53115 Description

The Si53115 is a 15-output, low-power HCSL differential clock buffer that meets all of the performance requirements of the Intel DB1200ZL specification. The device is optimized for distributing reference clocks for Intel® QuickPath Interconnect (Intel QPI), PCIe Gen 1/Gen 2/Gen 3/ Gen 4, SAS, SATA, and Intel Scalable Memory Interconnect (Intel SMI) applications. The VCO of the device is optimized to support 100 MHz...

SI53115 Key Features

  • Fifteen 0.7 V low-power, push
  • Separate VDDIO for outputs
  • PLL or bypass mode
  • 100 MHz /133 MHz PLL
  • Spread spectrum tolerable
  • operation, supports PCIe and QPI
  • PLL bandwidth SW SMBUS programming overrides the latch
  • Low phase jitter (Intel QPI, PCIe
  • 9 selectable SMBUS addresses
  • SMBus address configurable to allow multiple buffers in a single