利博·(集团)有限公司官网

Functional Description

The CY7B993V and CY7B994V High-speed Multi-phase PLL Clock Buffers offer user-selectable control over system clock functions. This multiple-output clock driver provides the system integrator with functions necessary to optimize the timing of high-performance computer and communication systems.

Features

? 500-ps max. Total Timing Budget? (TTB?) window

? 12–100-MHz (CY7B993V), or 24–200-MHz (CY7B994V) input/output operation

? Matched pair output skew < 200 ps

? Zero input-to-output delay

? 18 LVTTL outputs driving 50? terminated lines

? 16 outputs at 200 MHz: Commercial temperature

? 6 outputs at 200 MHz: Industrial temperature

? 3.3V LVTTL/LVPECL, fault-tolerant, and hot insertable reference inputs

? Phase adjustments in 625-/1300-ps steps up to ± 10.4 ns

? Multiply/divide ratios of 1–6, 8, 10, 12

? Individual output bank disable

? Output high-impedance option for testing purposes

? Fully integrated phase-locked loop (PLL) with lock indicator

? <50-ps typical cycle-to-cycle jitter

? Single 3.3V ± 10 supply

? 100-pin TQFP package

? 100-lead BGA package