IDTCV125 データシートの表示（PDF） - Integrated Device Technology
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IDTCV125 Datasheet PDF : 24 Pages
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IDTCV125
PROGRAMMABLE FLEXPC CLOCK FOR P4 PROCESSOR
SSC MAGNITUDE CONTROL FOR CPU,
SRC, AND SMC
SMC[2:0]
000
-0.25
001
-0.5
010
-0.75
011
-1
100
±0.125
101
±0.25
110
±0.375
111
±0.5
RESOLUTION
CPU (MHz)
100
133
166
200
266
333
400
COMMERCIAL TEMPERATURE RANGE
Resolution
N=
0.666667
150
0.666667
200
1.333333
125
1.333333
150
1.333333
200
2.666667
125
2.666667
150
SEL 100/96# CONFIGURATION
SEL 100/96#
LVDS Frequency
Unit
0
96
MHz
1
100
MHz
S.E. CLOCK STRENGTH SELECTION
(PCI, REF, USB48)
Str[1:0]
Level
00
1
01
0.8
10
0.6
11
1.2
SPREAD SPECTRUM CONTROL
SELECTION (SSC) FOR LVDS
S[3:0]
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
Spread
-0.8%
-1%
-1.25%
-1.5%
-1.75%
-2%
-0.3%
-0.5%
±0.3%
±0.4%
±0.5%
±0.6%
±0.8%
±1%
±1.25%
±1.5%
5
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