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SN74LVC8T245: 转换成PSPICE模型,无VCC和GND引脚

Part Number: SN74LVC8T245

请问该器件自带的IBIS仿真模型转换成PSPICE模型后,芯片符号中没有电源VCC引脚和GND引脚,应该怎么调用出来?