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PRELIMINARY
Integrated Circuit Systems, Inc.
ICS844003I
FEMTOCLOCKS™CRYSTAL-TO-LVDS FREQUENCY SYNTHESIZER
FEATURES
• Three LVDS outputs on two banks, A Bank with one LVDS pair and B Bank with 2 LVDS output pairs • Using a 31.
25MHz or 26.
041666MHz crystal, the two output banks can be independently set for 625MHz, 312.
5MHz, 156.
25MHz or 125MHz • Selectable crystal oscillator interface or LV
CMOS/LVTTL single-ended input • VCO range: 560MHz to 700MHz • RMS phase jitter @ 156.
25MHz (1.
875MHz - 20MHz): 0.
63ps (typical) • 3.
3V output supply mode • -40°C to 85°C ambient operating temperature • Available in both standard and lead-free RoHS-compliant packages
GENERAL DESCRIPTI...