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ICS951462

Part Number	ICS951462
Manufacturer	ICS
Description	Programmable System Clock Chip
Published	May 6, 2015
Detailed Description	Integrated Circuit Systems, Inc. ICS951462 Programmable System Clock Chip for ATI RS/RD690 - K8TM based Systems Recom...
Datasheet	ICS951462 PDF File

Overview

Integrated Circuit Systems, Inc.
ICS951462 Programmable System Clock Chip for ATI RS/RD690 - K8TM based Systems Recommended Application: ATI RS/RD690 systems using AMD K8 processors & SB600 Southbridge Output Features: • 2 - pairs of CPU pairs • 8 - pairs of SRC pairs • 4 - pairs of ATIG pairs • 1 - HyperTransport 66MHz clock seed • 2 - 48MHz USB clock • 3 - 14.
318MHz Reference clock Key Specifications: • CPU outputs cycle-to-cycle jitter < 85ps • SRC outputs cycle-to-cycle jitter < 125ps • ATIG outputs cycle-to-cycle jitter < 125ps • +/- 300ppm frequency accuracy on CPU, SRC & ATIG clocks Features/Benefits: • 3 - Programmable Clock Request pins for SRC and ATIG clocks • ATIGCLKs are programmable for frequency • Spread Spectrum for EMI reduction • Outputs may be disabled via SMBus • External crystal load capacitors for maximum frequency accuracy Functionality FS2 FS1 FS0 000 001 010 011 100 101 110 111 CPU MHz Hi-Z X/2 230.
00 240.
00 100.
00 133.
33 166.
67 200.
00 HTT MHz Hi-Z X/3 ...

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