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SN74AVC4T774: SN74AVC4T774输出连接上下拉电阻问题

Part Number: SN74AVC4T774

使用SN74AVC4T774器件,A端接1.8V供电,B端接3.3V供电,A→B输出接口配置,B端负载有4.7K下拉电阻测试电平幅值异常,请问输出端是否可以连接上下拉电阻?