ICS9LRS4103 Datasheet, PDF (7/15 Pages) Integrated Device Technology – 32-pin CK505 for Intel Systems

ICS9LRS4103
PC MAIN CLOCK
Differential Clock Tolerances
CPU
PPM tolerance 100
Cycle to Cycle Jitter 50
Spread -0.50%
SRC
100
125
-0.50%
DOT96
100
250
0
CK_SSC_DISP
100
125
-0.50%
ppm
ps
%
Clock Periods - Differential Outputs with Spread Spectrum Disabled
Measurement Window
SSC OFF
Center
Freq.
MHz
1 Clock
-c2c jitter
AbsPer
Min
1us
0.1s
-SSC
- ppm
Short-Term Long-Term
Average Average
Min
Min
0.1s
0 ppm Period
Nominal
0.1s
+ ppm
Long-Term
Average
Max
CPU
100.00
133.33
9.94900
7.44925
9.99900
7.49925
10.00000
7.50000
10.00100
7.50075
SRC
100.00 9.87400
9.99900
10.00000
10.00100
CK_SSC_DISP 120.00 8.20750
8.33250
8.33333
8.33417
DOT96
96.00 10.16563
10.41563
10.41667
10.41771
1us
+SSC
Short-Term
Average
Max
1 Clock
+c2c jitter Units Notes
AbsPer
Max
10.05100 ns 1,2
7.55075 ns 1,2
10.12600 ns 1,2
8.45917 ns 1,2
10.66771 ns 1,2
Clock Periods - Differential Outputs with Spread Spectrum Enabled
Measurement Window
SSC ON
Center
Freq.
MHz
1 Clock
-c2c jitter
AbsPer
Min
1us
0.1s
-SSC
- ppm
Short-Term Long-Term
Average Average
Min
Min
0.1s
0 ppm Period
Nominal
0.1s
+ ppm
Long-Term
Average
Max
CPU
99.75
133.00
9.94906
7.44930
9.99906
7.49930
10.02406
7.51805
10.02506
7.51880
10.02607
7.51955
SRC
99.75 9.87406 9.99906 10.02406
10.02506
10.02607
CK_SSC_DISP 119.70 8.20755 8.33255 8.35338
8.35422
8.35505
1us
+SSC
Short-Term
Average
Max
10.05107
7.53830
10.05107
8.37589
1 Clock
+c2c jitter Units Notes
AbsPer
Max
10.10107 ns 1,2
7.58830 ns 1,2
10.17607 ns 1,2
8.50089 ns 1,2
1_{Guaranteed by design and characterization, not 100% tested in production.}
2 _{All Long Term Accuracy specifications are guaranteed with the assumption that the crystal input is tuned to exactly 14.31818MHz.}
IDT^® PC MAIN CLOCK
7
1520A—03/16/10