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CY28344 - FTG

Description

Crystal Connection or External Reference Frequency Input: This pin has dual functions.

It can be used as an external 14.318-MHz crystal connection or as an external reference frequency input.

Crystal Connection: Connection for an external 14.318-MHz crystal.

Features

  • Compatible to Intel® CK-Titan and CK-408 Clock Synthesizer/Driver Specifications.
  • System frequency synthesizer for Intel Brookdale (845) and Brookdale G Pentium® 4 Chipsets.
  • Programmable clock output frequency with less than 1MHz increment.
  • Integrated fail-safe Watchdog timer for system recovery.
  • Automatically switch to HW-selected or SW-programmed clock frequency when Watchdog timer time-out.
  • Capable of generating system RESET after a Watch.

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Full PDF Text Transcription

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PRELIMINARY CY28344 FTG for Intel Pentium 4 CPU and Chipsets Features • Compatible to Intel® CK-Titan and CK-408 Clock Synthesizer/Driver Specifications • System frequency synthesizer for Intel Brookdale (845) and Brookdale G Pentium® 4 Chipsets • Programmable clock output frequency with less than 1MHz increment • Integrated fail-safe Watchdog timer for system recovery • Automatically switch to HW-selected or SW-programmed clock frequency when Watchdog timer time-out • Capable of generating system RESET after a Watchdog timer time-out occurs or a change in output frequency via SMBus interface • Support SMBus byte Read/Write and block Read/Write operations to simplify system BIOS development • Vendor ID and Revision ID support • Programmable drive strength support • Programmable output sk
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