8251a引脚图

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MS8251A说明书V1.0 2023 - sanyaw.cn

管脚图 ... 极限参数 芯片使用中,任何超过极限参数的应用方式会对器件造成永久的损坏,芯片长时间处于极限工作状态可能会影响器件的可靠性。 极限参数只是由一系列极端测试得出,并不代表芯片可以正常工作在此极限条件下。

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8251A PROGRAMMABLE COMMUNICATION INTERFACE

The 8251A is used as a peripheral device and is programmed by the CPU to operate using virtually any serial data transmission technique presently in use (including IBM "bi-sync").