AD9549(RevPrA) View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
AD9549 Datasheet PDF : 78 Pages
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AD9549
Preliminary Technical Data
CLOCK DRIVERS
HSTL OUTPUT DRIVER
Toggle Rate
TBD
725
Output Duty Cycle
48
52
Output Rise/Fall Time
TBD
JITTER
0.6
HSTL OUTPUT DRIVER WITH 2X MULTIPLIER
Output Frequency Range
TBD
TBD
Duty Cycle
45
55
Sub-harmonic Spur Level
-35
JITTER
CMOS OUTPUT DRIVER (AVDD3/PIN 37) @3.3V
Toggle Rate
100
Duty Cycle
55
60
Output Rise/Fall Time
JITTER
CMOS OUTPUT DRIVER AT (AVDD3/PIN 37) @1.8V
Toggle Rate
50
Duty Cycle
55
60
Output Rise/Fall Time
JITTER
HOLDOVER
Frequency Accuracy (XTAL)
Variation Over Temperature range
Variation Over Supply range
Frequency Accuracy (TCXO)
Variation Over Temperature range
Variation Over Supply range
OUTPUT FREQUENCY SLEW LIMITER
Slew Rate Resolution
Slew Rate Range
REFERENCE MONITORS
LOSS OF REFERENCE MONITOR
Operating Frequency Range
Minimum Frequency Error for Continuous
“REF” Present” Indication
Minimum Frequency Error for Continuous
“REF” Present” Indication
Maximum Frequency Error for Continuous
“REF Lost” Indication
Maximum Frequency Error for Continuous
“REF Lost” Indication
REFERENCE QUALITY MONITOR
Operating Frequency Range
Frequency Resolution (normalized)
0.54
0
7.63x103
-32
-35
0.001
0
0
111
3x1016
167x106
-16
-19
16
Frequency Resolution (normalized)
0.002
44.9
VALIDATION TIMER
Rev. PrA | Page 8 of 78
MHz
%
ps
ps
MHz
%
dBc
MHz
%
ps
MHz
%
ps
ppm/oC
ppm/V
ppm/oC
ppm/V
Hz/sec
Hz/sec
Hz
ppm
%
ppm
%
ppm
%
see plot for maximum toggle rate
100Ω terminated, 5pF load
Fin=25 MHz, Fout=200 MHz
without correction
Fin=25 MHz, Fout=200 MHz
see plot for maximum toggle rate
With 20pF load and up to 50 MHz
Fin=25 MHz, Fout=50 MHz
see plot for maximum toggle rate
With 20pF load and up to 50 MHz
Fin=25 MHz, Fout=50 MHz
xxxMHz, xxxppm crystal resonator at
SYSCLK pins
TCXO at SYSCLK pins
P=216 for minimum; P=25 for maximum
P=216 for minimum; P=25 for maximum
fREF= 8 kHz
fREF= 155 MHz
fREF= 8 kHz
fREF= 155 MHz
fREF= 8 kHz; M=15 for minimum;
M=1 for maximum (see text)
fREF= 155 MHz; M=15 for minimum;
M=1 for maximum (see text)
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