{"error":{"root_cause":[{"type":"query_shard_exception","reason":"failed to create query: {\n \"regexp\" : {\n \"keyword\" : {\n \"value\" : \".*ad9650pdf datasheet (MSPS Ana.*\",\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\" : \".*ad9650pdf datasheet (MSPS Ana.*\",\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 33"}}}]},"status":400}
和重量,使其更加便携。 国产SC2245是一颗单通道14位80/65/40/25/10MSPS的模数转换器,可以完全替代LTC2245用于便携式仪器,该芯
2024-05-21 10:08 国芯思辰(深圳)科技有限公司 企业号
ADC具有频谱分析仪功能,支持直接转换、数字下变频、直接IQ数据记录等功能。然而,要达到几千兆赫以上或捕捉持续时间非常短的信号,往往需要不止一个模数转换器。例如,具有较高频率能力的频谱分析仪可能采用多个ADC;一个ADC与另一个ADC,甚至多个ADC一起转换低频;协同频率转换硬件(下变频器)将高频转换为ADC能够处理的中频。 GAD2228是一颗专
2023-12-08 10:05 国芯思辰(深圳)科技有限公司 企业号