Infineon CY7B9940V-5AXI

扇出缓冲器（分配），零延迟缓冲是LVPECL，LVTTLLVTTL

Overview

The CY7B9930V and CY7B9940V-2AXI High-Speed Multifrequency 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 or communication systems.

■ 12–100 MHz (CY7B9930V), or 24–200 MHz (CY7B9940V) input/output operation■ Matched pair output skew < 200 ps■ Zero input-to-output delay■ 10 LVTTL 50% duty-cycle outputs capable of driving 50ω terminated lines■ Commercial temperature range with eight outputs at 200 MHz■ Industrial temperature range with eight outputs at 200 MHz■ 3.3V LVTTL/LV differential (LVPECL), fault-tolerant and hot insertable reference inputs■ Multiply ratios of (1–6, 8, 10, 12)■ Operation up to 12x input frequency■ Individual output bank disable for aggressive power management and EMI reduction■ Output high impedance option for testing purposes■ Fully integrated PLL with lock indicator■ Low cycle-to-cycle jitter (<100 ps peak-peak)■ Single 3.3V ± 10% supply■ 44-pin TQFP package

Features

RoboClockII™ Junior Series
Available in the 44-LQFP
Supply voltage of 3.3V
Operating supply voltage of 3.3V

Surface Mount Mounting Type

Applications

There are a lot of Cypress Semiconductor Corp
CY7B9940V-5AXI Clock Generators applications.

• Automatic test equipment
• Wide area power system
• Digital circuits
• Wireless base station for LTE, LTE-advanced
• Picocells, femtocells and small cells
• Sampling clocks for ADC and DAC
• 1 Gigabit Ethernet
• 10 Gigabit Ethernet
• FPGA and processor clocks
• Line cards used in telephone exchange