Features

• Six selectable 100MHz, 125MHz, 156.25MHz and 312.5MHz

clocks for PCI Express, sRIO, XAUI, SGMII and HCSL interface

levels

• Two fix frequency 100MHz clocks (QDx, nQDx) for PCI Express

and HCSL interface levels

• One LVCMOS/LVTTL QREF output, 15 output impedance

• Selectable external crystal or differential (single-ended) input

source

• Crystal oscillator interface designed for 25MHz, parallel resonant

crystal

• Differential CLK, nCLK input pair that can accept: LVPECL, LVDS,

LVHSTL, HCSL input levels

• Internal resistor bias on nCLK pin allows the user to drive CLK

input with external single-ended (LVCMOS/ LVTTL) input levels

• Supply Modes:

Full 3.3V (HSCL and QREF0)

Mix 3.3V core /2.5V (QREF0)

• -40°C to 85°C ambient operating temperature

• Lead-free (RoHS 6) packaging