{"error":{"root_cause":[{"type":"query_shard_exception","reason":"failed to create query: {\n \"regexp\" : {\n \"keyword\" : {\n \"value\" : \".*CD54ACT00,CD74ACT00,pdf(Quadru.*\",\n \"flags_value\" : 65535,\n \"max_determinized_states\" : 10000,\n \"boost\" : 1.0\n }\n }\n}","index_uuid":"SON-ziQURzKK3JljPlVlCQ","index":"recommend_keyword_search_v1"}],"type":"search_phase_execution_exception","reason":"all shards failed","phase":"query","grouped":true,"failed_shards":[{"shard":0,"index":"recommend_keyword_search_v1","node":"-Gn7X2aRSFmN2hMyaNEUCA","reason":{"type":"query_shard_exception","reason":"failed to create query: {\n \"regexp\" : {\n \"keyword\" : {\n \"value\" : \".*CD54ACT00,CD74ACT00,pdf(Quadru.*\",\n \"flags_value\" : 65535,\n \"max_determinized_states\" : 10000,\n \"boost\" : 1.0\n }\n }\n}","index_uuid":"SON-ziQURzKK3JljPlVlCQ","index":"recommend_keyword_search_v1","caused_by":{"type":"illegal_argument_exception","reason":"expected ')' at position 34"}}}]},"status":400}
芯片:CD74ACT04M 供电电压:5V (去耦滤波) 使用场合:在CD74ACT04M的前级输入PWM脉冲波形,但是在输出级输出的时候上升下降沿都有很大的过冲,大概达到7V,10ns以内的上冲,这种是否会对芯片造成损坏?目前长时间使用下没有损坏应该如何解决过
2024-08-15 06:40
(处长)低到高电平过渡数据。输出使能(OE \)控制的3态输出,是独立的登记册的运作。当输出使能(原厂\)为高电平时,CD74AC374输出的高阻抗状态。该CD54/74AC/
2010-04-29 10:04
ACT4751M是什么?ACT4751M有哪些规格?
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方波振荡器电路该电路由74HC00组成。74hc00 pdf datasheet
2010-02-25 16:06
CD74AC04和CD74AC04 有什么区别啊?? 应用时如何选择??
2024-02-22 07:45
SN74ACT244芯片能承受的最大传输速度是多大啊?资料中写到tpd=9.5ns@VCC=5v,是否意味着它能承受100MHZ频率的脉冲呢?希望能给出回复!
2025-02-06 06:43
SN74ACT244芯片能承受的最大传输速度是多大啊?资料中写到tpd=9.5ns@VCC=5v,是否意味着它能承受100MHZ频率的脉冲呢?希望能给出回复!
2019-05-20 14:50
CD4046和CD74HC4046的vco的参数一样吗?
2024-09-12 07:16
描述74HC00 探索欢迎来到我的 74HCxx 芯片参考系列!这个是关于四路 2 输入 NAND 芯片 74HC00 的!
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74L系列芯片74LS00
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