对于430单片机是否引脚所能承受的最大灌电流就是Vol下的Iol(如图示),而对于TI其他的芯片例如3-8译码器(TTL 或者 CMOS)是否也是同样定义的。而整个芯片所能承受的灌电流在没有具体标出的情况下是否可以认为是每个引脚最大能承受的灌电流之和?
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