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SI53115 Datasheet 15-OUTPUT PCIE GEN3 BUFFER/ ZERO DELAY BUFFER

Manufacturer: Silicon Laboratories

General 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 and 133 MHz operation.

Overview

Si53115 15-OUTPUT PCIE GEN3 BUFFER/ ZERO DELAY BUFFER.

Key Features

  • Fifteen 0.7 V low-power, push-.
  • Separate VDDIO for outputs pull HCSL PCIe Gen3 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.
  • 1.05 to 3.3 V I/O supply voltage 50 ps output-to-output skew 50 ps cyc-cyc jitter (PLL mode) value from HW pin.
  • Low phase jitter (Intel QPI, PCIe.
  • 9 selectable SMBUS addresses Gen 1/.