Part Number
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ICS9248-39 |
Manufacturer
|
Integrated Circuit Systems |
Description
|
Frequency Generator & Integrated Buffers |
Published
|
Oct 7, 2005 |
Detailed Description
|
Integrated Circuit Systems, Inc.
ICS9248-39
Frequency Generator & Integrated Buffers for PENTIUM/ProTM
General Descrip...
|
Datasheet
|
ICS9248-39
|
Overview
Integrated Circuit Systems, Inc.
ICS9248-39
Frequency Generator & Integrated Buffers for PENTIUM/ProTM
General Description
The ICS9248-39 generates all clocks required for high speed RISC or CISC microprocessor systems such as Intel PentiumPro or Cyrix.
Eight different reference frequency multiplying factors are externally selectable with smooth frequency transitions.
Features include two CPU, six PCI and thirteen SDRAM clocks.
Two reference outputs are available equal to the crystal frequency.
Plus the IOAPIC output powered by VDDL1.
One 48 MHz for USB, and one 24 MHz clock for Super IO.
Spread Spectrum built in at ±0.
5% or ±0.
25% modulation to reduce the EMI.
Serial programming I2C inter...
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