ICS8701-01 Datasheet, PDF (7/10 Pages) Integrated Circuit Systems – LOW SKEW ÷1, ÷2 CLOCK GENERATOR W/POLARITY CONTROL

Integrated
Circuit
Systems, Inc.
ICS8701-01
LOW SKEW ¸1, ¸2 CLOCK
GENERATOR W/POLARITY CONTROL
FIGURE 3A, 3B- SKEW DEFINITIONS & WAVEFORMS
Bank Skew - Skew within a bank of outputs at the same supply voltages and with equal load conditions.
CLK
VDDO/2
Qx0
tsk(b)
VDDO/2
tsk(b)
VDDO/2
VDDO/2
Qx4
FIGURE 3A - BANK SKEW
fin = 200MHz, Vamp = 3.3V, tr = tf = 200ps
Output Skew - Skew across banks of outputs switching in the same direction at the same supply voltages and with equal load
conditions.
CLK
QA0 - QA4
8701-01
QB0 - QB4
QC0 - QC4
QD0 - QD4
VDDO/2
tsk(o)
VDDO/2
VDDO/2
tsk(o)
VDDO/2
FIGURE 3B - INVERTING OUTPUT SKEW
fin = 200MHz, Vamp = 3.3V, tr = tf = 200ps
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REV. A - AUGUST 28, 2000