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75ALS174资料求助TI工程师

我这里有一块旧电路板,上面有个芯片是75ALS174,现在网上找不到这个芯片的pdf了,全是升级后75ALS174A的pdf 。可是我需要的是不带字母A的pdf,能告诉我一下,或者传一份给我么?pdf完全资料最好,实在不行就告诉我管脚定义。我的邮箱812537505@qq.com

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