XC9500XL CPLD 上电顺序与热插拔 Application Note: XC9500XL CPLDs
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XC9500XL CPLD Power Sequencing and
Hot Plugging
XAPP140 (v1.0) February 28, 2003
Summary This application note describes how to properly configure XC9500XL CPLDs in 5V/3.3V mixed
systems, 3.3V-only systems, and 3.3/2.5V mixed systems.
Introduction Mixed signal systems―typically 5V/3.3V today―require logic parts that can operate with
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