9ZXL1230AKLF

DATASHEET 9ZXL1230 12-OUTPUT LOW POWER DIFFERENTIAL BUFFER FOR PCIE GEN3 AND QPI General Description Features/Benefits The 9ZXL1230 is a small-footprint, low power 12-output differential buffer that meets all the performance requirements of the Intel DB1900Z specification. It is pin compatible to the 9ZX21200. The 9ZXL1230 is backwards compatible to PCIe Gen2 and QPI 6.4GT/s specifications. A fixed, internal feedback path maintains low drift for critical QPI applications. • Low-power push-pull outputs; Save power and board Recommended Application 12-output Low Power PCIe Gen3/QPI differential buffer for Romley Output Features • 12 - 0.7V low-power HCSL-compatible output pairs • • • • • space - no Rp Pin compatible to 9ZX21200; easy path to >50% power savings Space-saving 56-pin QFN package Fixed feedback path for 0ps input-to-output delay 9 Selectable SMBus Addresses; Mulitple devices can share the same SMBus Segment 4 OE# pins; Hardware control of four outputs, other outputs free run PLL or bypass mode; PLL can dejitter incoming clock • • 100MHz or 133MHz PLL mode operation; supports PCIe and QPI applications • Selectable PLL bandwidth; minimizes jitter peaking in downstream PLL's • Spread Spectrum Compatible; tracks spreading input clock for low EMI Key Specifications • • • • • Cycle-to-cycle jitter