使用非标准电压给 CoolRunner-II CPLD 供电

使用非标准电压给 CoolRunner-II CPLD 供电
White Paper: CoolRunner-II CPLDs

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WP228 (v1.1) April 13, 2007



Using Non-standard I/O Voltages
with CoolRunner-II CPLDs
By: CPLD Applications




Xilinx CoolRunnerTM-II CPLDs support the
EIA/JEDEC LVTTL 3.3V and LVCMOS 3.3V, 2.5V,
1.8V and 1.5V I/O standards(1). This document
addresses questions concerning the use of 2.8V (+/-
5%) and 3.0V (+/- 5%) I/O levels with the Xilinx