{"error":{"root_cause":[{"type":"query_shard_exception","reason":"failed to create query: {\n \"regexp\" : {\n \"keyword\" : {\n \"value\" : \".*SN54ACT00,SN74ACT00,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\" : \".*SN54ACT00,SN74ACT00,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}
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
你好 我想5V电平转3.3V的,请问贵司SN74ACT244支持吗?还是只能3.3V转5V
2019-05-29 06:24
sn74aup1g00,VCC=1.2V, A 输入 25M clk,B输入上拉,Y输出三角波。因为我们芯片输入 等效电容太大了吗?pin4 接芯片的输入,开始在与非门的输出和我们芯片输入中间有个
2024-08-08 07:41
ACT4751M是什么?ACT4751M有哪些规格?
2021-06-16 07:40
想了解下SN54HC14, SN74HC14这两个片子,在5v供电情况下,能进行3.3v到5v的电平转换,或者3.3v供电情况下,能进行5v到3.3v的电平转换么?
2019-06-21 06:09
SN74HC244和SN74LV244在选型比较中有提到其Data rate分别为56Mbps和220Mbps。 1:(重点)是通过在Datasheet中Switching
2024-12-04 08:31
方波振荡器电路该电路由74HC00组成。74hc00 pdf datasheet
2010-02-25 16:06
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
sn74ahc138与sn74hc138有什么区别?是否可以互换互换使用?
2025-02-12 07:42