ICS8431CM-01 Ver la hoja de datos (PDF) - Integrated Circuit Systems
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ICS8431CM-01 Datasheet PDF : 11 Pages
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Integrated
Circuit
Systems, Inc.
TABLE 5. CRYSTAL CHARACTERISTICS
Parameter
Mode of Oscillation
Frequency
Frequency Tolerance
Frequency Stability
Drive Level
Equivalent Series Resistance (ESR)
Shunt Capacitiance
Load Capacitiance
Series Pin Inductance
Operating Temperature Range
Aging
ICS8431-01
200MHZ, LOW JITTER,
LVPECL FREQUENCY SYNTHESIZER
Test Conditions
Per year @25°C
Minimum Typical Maximum
Fundamental
16.666
-50
+50
-100
+100
100
50
3
7
10
18
32
3
7
0
70
-5
+5
Units
MHz
ppm
ppm
µW
Ω
pF
pF
nH
°C
ppm
TABLE 6. AC CHARACTERISTICS, VDD = VDDA = VDDI = VDDO = 3.3V±5%, TA = 0°C TO 85°C, 16.666MHZ CRYSTAL
Symbol Parameter
Test Conditions
tPERIOD Average Output Period; NOTE 2
FOUT = 200 MHz
tjit(cc)
Cycle-to-Cycle Jitter; NOTE 2
FOUT = 200 MHz
odc
Output Duty Cycle; NOTE 2
FOUT = 200 MHz
tR
Output Rise Time; NOTE 1, 2
20% to 80%
tF
Output Fall Time; NOTE 1, 2
20% to 80%
Fxtal
Crystal Input Range
Fm
Fmf
SSCred
SSC Modulation Frequency;
NOTE 1, 2
SSC Modulation Factor;
NOTE 1, 2
Spectral Reduction; NOTE 1, 2
tSTABLE Power-up to Stable Clock Output
NOTE 1: Spread Spectrum clocking enabled.
NOTE 2: Outputs terminated with 50Ω to VDDO - 2V.
tjit(cc), tR, tF, odc conform to JEDEC JESD65 definitions.
Minimum
4995
48
300
300
14
30
Typical
18
450
450
16.666
Maximum
5005
30
52
600
600
18
Units
ps
ps
%
ps
ps
MHz
33.33
KHz
0.4
0.6
%
7
10
dB
10
ms
ICS8431CM-01
www.icst.com/products/hiperclocks.html
4
REV. A JUNE 5, 2001
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