Integrated
Circuit
Systems, Inc.
PRELIMINARY
ICS8344
LOW SKEW, 1-TO-24
DIFFERENTIAL-TO-LVCMOS FANOUT BUFFER
FIGURE 4A - SKEW DEFINITIONS & WAVEFORMS
Part to Part Skew - Skew between outputs of any bank on different parts. Outputs operating at the same temperature, supply
voltages and with equal load conditions.
CLK
VPP
nCLK
PART 1 Q0 - Q7
Q8 - Q15
Q16 - Q23
VDDO/2
VDDO/2
PART 2 Q0 - Q7
Q8 - Q15
Q16 - Q23
tsk(p)
VDDO/2
tsk(p)
VDDO/2
FIGURE 4B - OUTPUT SKEW
fin = 167MHz, Vpp = 300mV, tr = tf = 200ps
8344
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13
REV. B FEBRUARY 2, 2001