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请问想从TTL电平转化到GPIB接口电平，是否只有75ALS160,161,162三种IC可选择，目前此三种IC是否还有生产？谢谢！
不止这三种。
请参看 focus.ti.com/.../parametricsearch.tsp
可以选择的器件都在这里了
希望可以帮助到你
