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PRELIMINARY
Integrated Circuit Systems, Inc.
ICS85314-01
LOW SKEW, 1-TO-5 DIFFERENTIAL-TO-2.5V/3.3V LVPECL FANOUT BUFFER
FEATURES
• 5 differential 2.5V/3.3V LVPECL outputs • Selectable differential CLK0, nCLK0 or LVCMOS inputs • CLK0, nCLK0 pair can accept the following differential input levels: LVDS, LVPECL, LVHSTL, SSTL, HCSL • CLK1 can accept the following input levels: LVCMOS or LVTTL • Maximum output frequency: 650MHz • Translates any single-ended input signal to 3.3V LVPECL levels with resistor bias on nCLK input • Output skew: 50ps (maximum) • Part-to-part skew: 400ps (maximum) • Propagation delay: CLK0, nCLK0 - 2.1ns (maximum) CLK1 - 2.1ns (maximum) • LVPECL mode operating voltage supply range: VCC = 2.375V to 3.