P521-23DC View Datasheet(PDF) - PhaseLink Corporation
Part Name
Description
MFG CO.
'P521-23DC' PDF : 6 Pages View PDF
P521-23
Low Phase Noise PECL VCXO (100MHz to 200MHz)
7. PECL Electrical Characteristics
PARAMETERS
Output High Voltage
Output Low Voltage
SYMBOL
VOH
VOL
CONDITIONS
RL = 50 Ω to (VDD – 2V)
(see figure)
MIN.
VDD – 1.025
MAX.
VDD – 1.620
UNITS
V
V
8. PECL Switching Characteristics
PARAMETERS
SYMBOL
CONDITIONS
MIN.
Clock Rise Time
Clock Fall Time
tr
@20/80% - PECL
tf
@80/20% - PECL
PECL Levels Test Circuit
PECL Output Skew
OUT
VDD
OUT
TYP. MAX.
0.6
1.5
0.5
1.5
UNITS
ns
ns
50Ω
2.0V
50%
50Ω
OUT
OUT
80%
50%
20%
OUT
tR
OUT
tSKEW
PECL Transistion Time Waveform
DUTY CYCLE
45 - 55%
55 - 45%
tF
47745 Fremont Blvd., Fremont, California 94538 TEL (510) 492-0990 FAX (510) 492-0991 [www.phaselink.com] Rev 7/28/04 Page 5
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