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74HC243 Quad bus transceiver; 3-state PHILIPS

74HC243D Quad bus transceiver; 3-state PHILIPS

74HC243DB Quad bus transceiver; 3-state PHILIPS

74HC243N Quad bus transceiver; 3-state PHILIPS

74HC244 Octal 3-State Noninverting Buffer/Line Driver/Line Receiver MOTOROLA

74HC244 Octal buffer/line driver; 3-state PHILIPS

74HC244 Octal 3State Noninverting Buffer/Line Driver/Line Receiver ONSEMI

74HC244 瑞斯特（RST）74HC244是一款8位三态同相缓冲器/线路驱动器，在20引脚封装内集成了8个同相缓冲通道。该器件支持2.0 V至6.0 V的宽工作电压范围，可灵活配置为两个4位缓冲器或一个8位缓冲器使用。器件配备两个独立的低有效输出使能端（1OE和2OE），分别控制4个通道的三态输出，输入引脚均集成钳位二极管。与74HC240形成互补，74HC244提供同相缓冲功能。 RSTTEK

74HC244BQ Octal buffer/line driver; 3-state PHILIPS

74HC244D Octal buffer/line driver; 3-state PHILIPS

74HC244DB Octal buffer/line driver; 3-state PHILIPS

74HC244DTR2G Octal 3State Noninverting Buffer/Line Driver/Line Receiver ONSEMI

74HC244N Octal buffer/line driver; 3-state PHILIPS

74HC244PW Octal buffer/line driver; 3-state PHILIPS