ICS9342 Datasheet, PDF (3/10 Pages) Integrated Circuit Systems – 133MHz Clock Generator and Integrated Buffer for PowerPC™

ICS9342
Frequency Selection
BOOST# TEST# FS2
FS1 FS0
CPU
MHz
PCI
MHz
REF
MHz
SS TYPE/VALUE
If SS enabled
X
1
1
1
1 133.33 33.33 14.318 0 to -0.5% Down Spread
X
1
1
1
0 100.00 33.33 14.318 0 to -0.5% Down Spread
X
1
1
0
1 83.33 33.33 14.318 0 to -0.5% Down Spread
X
1
1
0
0 66.66 33.33 14.318 0 to -0.5% Down Spread
X
1
0
1
1 133.33 66.66 14.318 0 to -0.5% Down Spread
X
1
0
1
0 100.00 66.66 14.318 0 to -0.5% Down Spread
X
1
0
0
1 83.33 66.66 14.318 0 to -.5% Down Spread
X
1
0
0
0 66.66 66.66 14.318 0 to -0.5% Down Spread
1
0
1
1
1 146.62 36.6 14.318 + 0.25% Center Spread
1
0
1
1
0 109.99 36.6 14.318 + 0.25% Center Spread
1
0
1
0
1 91.58 36.6 14.318 + 0.25% Center Spread
1
0
1
0
0 73.31 36.6 14.318 + 0.25% Center Spread
1
0
0
1
1 146.62 73.3 14.318 + 0.25% Center Spread
1
0
0
1
0 109.99 73.3 14.318 + 0.25% Center Spread
1
0
0
0
1 91.58 73.3 14.318 + 0.25% Center Spread
1
0
0
0
0 73.31 73.3 14.318 + 0.25% Center Spread
0
0
1
1
1 119.98 30.00 14.318 + 0.25% Center Spread
0
0
1
1
0 90.00 30.00 14.318 + 0.25% Center Spread
0
0
1
0
1 74.93 30.00 14.318 + 0.25% Center Spread
0
0
1
0
0 Test Mode, CPU=Ref/4, PCI=Ref/8
0
0
0
1
1 119.98 60.00 14.318 + 0.25% Center Spread
0
0
0
1
0 90.00 60.00 14.318 + 0.25% Center Spread
0
0
0
0
1 74.93 60.00 14.318 + 0.25% Center Spread
0
0
0
0
0 Tristate, all outputs
OUT_SEL1 OUT_SEL0
1
1
1
0
0
1
0
0
OUT
(MHz)
48
40
64
48
OUT_DIV2
(MHz)
24
20
32
48#
REF
(MHz)
14.318
14.318
14.318
14.318
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