GENERAL DESCRIPTION

The ICS8520 is a low skew, high performance 1-to-16 Differential-to-3.3V LVHSTL Fanout Buffer and a member of the HiPerClockS™ family of High Performance Clock Solutions from ICS. The ICS8520 has 1 clock input pair. The CLK, nCLK pair can accept most standard differential input levels.

FEATURES

• 16 differential 3.3V LVHSTL outputs each with the ability to drive 50Ω to ground

• 1 differential CLK, nCLK input pair

• CLK, nCLK pair can accept the following differential input levels: LVDS, LVPECL, LVHSTL, SSTL, HCSL

• Maximum output frequency up to 500MHz

• Translates single ended input levels to LVHSTL levels with resistor bias nCLK input

• Output skew: 50ps (maximum)

• Part-to-part skew: 250ps (maximum)

• Propagation delay: 1.6ns (maximum)

• VOH: 1.2V (maximum)

• 40 of VOH ≤ Vcrossover ≤ 60 of VOH

• 3.3V core, 1.8V output operating supply voltages

• 0°C to 70°C ambient operating temperature