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ULN2003A: ULN2003APWR 与ULN2003APWRG4只有针脚镀层的区别吗,二者可以互相替代吗?

Part Number: ULN2003A

ULN2003APWR 与ULN2003APWRG4只有针脚镀层的区别吗,二者可以互相替代吗?