CDC2510B Datasheet, PDF (6/10 Pages) Texas Instruments – 3.3-V PHASE-LOCK LOOP CLOCK DRIVER

CDC2510B
3.3-V PHASE-LOCK LOOP CLOCK DRIVER
SCAS612 – SEPTEMBER 1998
PARAMETER MEASUREMENT INFORMATION
From Output
Under Test
30 pF
500 W
Input
tpd
50% VCC
Output
2V
0.4 V
tr
2V
50% VCC
tf
3V
0V
VOH
0.4 V
VOL
LOAD CIRCUIT FOR OUTPUTS
VOLTAGE WAVEFORMS
PROPAGATION DELAY TIMES
NOTES: A. CL includes probe and jig capacitance.
B. All input pulses are supplied by generators having the following characteristics: PRR ≤ 100 MHz, ZO = 50 Ω, tr ≤ 1.2 ns, tf ≤ 1.2 ns.
C. The outputs are measured one at a time with one transition per measurement.
Figure 1. Load Circuit and Voltage Waveforms
CLKIN
FBIN
tphase _error
FBOUT
Any Y
tsk(o)
Any Y
Any Y
tsk(o)
Figure 2. Phase Error and Skew Calculations
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