CDC5801A Datasheet, PDF (11/18 Pages) Texas Instruments – LOW JITTER CLOCK MULTIPLIER AND DIVIDER WITH PROGRAMMABLE AND PHASE ALIGNMENT

CDC5801A
LOW JITTER CLOCK MULTIPLIER AND DIVIDER WITH
PROGRAMMABLE DELAY AND PHASE ALIGNMENT
SCAS813A − AUGUST 2005 − REVISED DECEMBER 2005
PARAMETER MEASUREMENT INFORMATION
CLKOUTB
CLKOUT
tcycle,i
tcycle,i+1
Cycle-to-Cycle Jitter = | tcycle,i − tcycle,i+r| Over 1000 Consecutive Cycles
Figure 2. Cycle-to-Cycle Jitter
CLKOUT
CLKOUTB
tpw+
tcycle
Duty Cycle = (tpw+/tcycle)
Figure 3. Output Duty Cycle
CLKOUT
CLKOUTB
Figure 4. Crossing-Point Voltage
VX+
VX, _nom
VX−
80%
20%
tr
VOH
VOL
tf
Figure 5. Voltage Waveforms
PWRDNB
ÎÎÎÎÎÎÎ _CLKOUT/
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ^CLKOUTB
t(power _up)
Figure 6. PWRDNB Transition Timings
ÎÎÎÎÎÎ^{t(power down)}
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