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NE555: LM555 和 NE555D

Part Number: NE555
Other Parts Discussed in Thread: LM555,

我有一个计时小电路, 用其他品牌 UMW牌NE555D 和 TI 的 LM555 都能工作, 但是用TI 的NE555D 则无法工作,请问你们知道问题出在哪里吗? LM555 成本太高了。

x 出现错误。请重试或与管理员联系。