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xr
FEBRUARY 2005
PRELIMINARY
XRK4991A
REV.
P1.
0.
2
3.
3V HIGH-SPEED (85 MHZ) PROGRAMMABLE SKEW CLOCK BUFFER
at the clock destination.
This feature minimizes clock distribution difficulty while allowing maximum system clock speed and flexibility.
FEATURES
FUNCTIONAL DESCRIPTION
The XRK4991A 3.
3V High-Speed Low-
Voltage Programmable Skew Clock Buffer offers user selectable control over system clock functions to optimize the timing of high-performance computer systems.
Eight individual drivers, arranged as four pairs of user-controllable outputs, can each drive terminated transmission lines with impedances as low as 50Ω while delivering minimal and specified output skews a...