GENERAL DESCRIPTION

The ICS85357-01 is a 4:1 or 2:1 Differential-to-3.3V LVPECL / ECL clock multiplexer which can operate up to 750MHz and is a member of the HiPerClockS? family of High Performance Clock Solutions from ICS. The ICS85357-01 has 4 selectable clock inputs. The CLK, nCLK pair can accept most standard differential input levels.

FEATURES

? High speed differential multiplexer. The device can be

configured as either a 4:1 or 2:1 multiplexer

? 1 differential 3.3V LVPECL output

? 4 selectable CLK, nCLK inputs

? CLK, nCLK pair can accept the following differential

input levels: LVDS, LVPECL, LVHSTL, SSTL, HCSL

? Maximum output frequency: 750MHz

? Translates any single ended input signal to 3.3V

LVPECL levels with resistor bias on nCLKx input

? Part-to-part skew: 150ps (maximum)

? Propagation delay: 1.5ns (maximum)

? LVPECL mode operating voltage supply range:

VCC = 3.135V to 3.465V, VEE = 0V

? ECL mode operating voltage supply range:

VCC = 0V, VEE = -3.135V to -3.465V

? 0°C to 70°C ambient operating temperature

? Lead-Free package fully RoHS compliant