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Integrated Circuit Systems, Inc.
ICS843020-01
www.DataSheet4U.com
FEMTOCLOCKS™ 680MHZ, CRYSTAL-TO3.3V DIFFERENTIAL LVPECL FREQUENCY SYNTHESIZER
FEATURES
• Dual differential 3.3V LVPECL outputs • Selectable crystal oscillator interface or LVCMOS/LVTTL TEST_CLK • Output frequency range: 70MHz to 680MHz • Crystal input frequency range: 12MHz to 32MHz • VCO range: 560MHz to 680MHz • Parallel or serial interface for programming feedback and output dividers • Input P_DIV under parallel load control • RMS phase jitter at 156.25MHz (1.875MHz to 20MHz): 0.49ps (typical), P_DIV = ÷1 • 3.3V supply voltage • 0°C to 70°C ambient operating temperature • Lead-Free package fully RoHS compliant
GENERAL DESCRIPTION
The ICS843020-01 is a general purpose, dual output Crystal-to-3.