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6#
发表于 2007-7-22 08:55:18
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来自: 江苏苏州 来自 江苏苏州
VCCA_DAC是显卡数字模拟转换电路的模拟部分电路供电
DAC:数字模拟转换电路
A:模拟
VCC:供电电压
VCCA_DAC. Analog DAC VCC: This is the 1.5 V analog supply for the DAC. Refer to the Intel ...... Chipset Platform Design Guide for the VCCA_DAC filter circuit implementation. Table 41. DAC AC Characteristics. Parameter ...
Since the DAC is an analog circuit, it is sensitive to AC noise seen on its power VCCA_DAC. Additional filtering is needed. The filter has two functions. It protects the analog circuit from external noise through low-pass attenuation ...
关于VCC_GPIO
[ 本帖最后由 张先生 于 2007-7-22 10:03 编辑 ] |
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