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ICS9248-87 Datasheet(PDF) 4 Page - Integrated Circuit Systems

Part # ICS9248-87
Description  Frequency Generator & Integrated Buffers for Celeron & PII/III?
PDF  13 Pages
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Manufacturer  ICST [Integrated Circuit Systems]
Direct Link  http://www.icst.com
Logo ICST - Integrated Circuit Systems

ICS9248-87 Datasheet(HTML) 4 Page - Integrated Circuit Systems

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ICS9248-87
Preliminary Product Preview
Third party brands and names are the property of their respective owners.
Byte4: Functionality and Frequency Select Register (default = 0)
Serial Configuration Command Bitmap
Note1: Default at power-up will be for latched logic inputs to define frequency, as displayed by Bit 3.
1) All entries selectable through I2C. Entries 1 -16 are also selectable through FS pins.
2) The IOAPIC Frequency change from IOAPIC=PCICLK/2 to IOAPIC=PCICLK is
controlled by IOAPC_Freq control in I2C Byte 3 Bit 1, default is IOAPIC=PCICLK/2.
3) Read back code of PWD shows revision ID.
I2C is a trademark of Philips Corporation
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