参数资料
型号: ICS9248YF-175LF-T
元件分类: 时钟产生/分配
英文描述: 133 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
封装: 0.300 INCH, SSOP-48
文件页数: 7/13页
文件大小: 355K
代理商: ICS9248YF-175LF-T
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ICS9248-175
Advance Information
Third party brands and names are the property of their respective owners.
General Description
The ICS9248-175 is a main clock synthesizer chip for AMD-K7 based systems with VIA style chipset. This provides all
clocks required for such a system.
Spread spectrum may be enabled through I
2C programming. Spread spectrum typically reduces system EMI by 8dB to 10dB.
This simplifies EMI qualification without resorting to board design iterations or costly shielding. The ICS9248-175 employs
a proprietary closed loop design, which tightly controls the percentage of spreading over process and temperature variations.
Serial programming I
2C interface allows changing functions, stop clock programming and frequency selection.
Mode Pin - Power Management Input Control
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Power Groups
VDD4 = 48MHz, PLL2
VDDA = VDD for Core PLL
VDD = REF, Xtal
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