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PRELIMINARY
Integrated Circuit Systems, Inc.
ICS8543
LOW SKEW, 1-TO-4 LVDS FANOUT BUFFER
FEATURES
• 4 LVDS outputs • Designed to meet or exceed the requirements of ANSI TIA/EIA-644 • Selectable differential HSTL or LVPECL clock inputs • LVCMOS / LVTTL control inputs • 3.3V operating supply • 20 lead TSSOP • 0°C to 70°C ambient operating temperature
GENERAL DESCRIPTION
The ICS8543 is a low skew, high performance 1-to-4 clock fanout buffer and a member of HiPerClockS™ the HiPerClockS™ family of High Performance Clock Solutions from ICS. Utilizing Low Voltage Differential Signaling (LVDS) the ICS8543 provides a low power, low noise, solution for distributing clock signals over controlled impedances of 100Ω. The ICS8543 accepts any differential input level and translates it to 3.