+/+…when timing is critical
C9809B
Low EMI Clock Generator for Intel 133MHz/3DIMM Chipset Systems
Preliminary
Clock Phase Relationships
0nS
10nS
20nS
30nS
40nS
CPU CLOCK
CPU CLOCK
CPU CLOCK
66MHz
2.5nS
100MHz
133MHz
5nS
0nS
Sync
0nS
7.5nS
5nS
SDRAM CLOCK
SDRAM CLOCK
100MHz
133MHz
3.75nS
0nS
3.75nS
3V66 CLOCK
PCI CLOCK
66MHz
1.5~3.5nS
33MHz
IOAPIC CLOCK
33MHz
Fig.3
INTERNATIONAL MICROCIRCUITS, INC. 525 LOS COCHES ST.,
MILPITAS, CA 95035, USA. TEL: 408-263-6300, FAX 408-263-6571
http://www.imicorp.com
Rev 1.2
3/8/2000
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