{"error":{"root_cause":[{"type":"query_shard_exception","reason":"failed to create query: {\n \"regexp\" : {\n \"keyword\" : {\n \"value\" : \".*PCM1808,pdf(SINGLE-ENDED, ANAL.*\",\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\" : \".*PCM1808,pdf(SINGLE-ENDED, ANAL.*\",\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}
with single-ended analog voltage input. The PCM1808 uses a delta-sigma modulator with 64-times oversampling and includes a digital
2010-06-13 10:08
with single-ended analog voltage input. The PCM1803A uses a delta-sigma modulator with 64- and 128-times oversampling, and includes
2010-06-13 10:03
The PCM1801 is a low-cost, single-chip stereo analog-to-digitalconverter (ADC) with single-ended
2010-06-13 09:48
with single-ended analog voltage input. The PCM1807 uses a delta-sigma modulator with 64-times oversampling and includes a digital
2010-06-13 10:11
Single-Ended and Differential S-ParametersMAXIM High-Frequency/Fiber Communications GroupThe term
2008-07-23 12:34
In applications where this configuration is not practical, a single op amp differential to single-ended stage has often been used.
2010-06-07 15:09
我们正在使用贵公司的PCM1808来采集音频的数据,基本方案是MIC输入-》音频放大-》PCM1808采集 -》FPGA处理。在使用的过程中,我们发现VREF不等于0.5Vcc,也就是不等于
2024-11-06 07:50
我们公司使用pcm1808作为音频ADC,录音时发现全是噪音,pcm1808设置如下: fs = 44.1klrck=fs bck = 64fs scki=256fs MD0=0,MD1=0
2024-10-12 07:44
我的应用,需要将模拟的音乐信号,转换为PCM,再接到 WL1835蓝牙模块的PCM接口,通过蓝牙设备输出,想使用PCM1808芯片,您看的这个方案是否可行? 是否有参考电路,我想使用有源晶振,给
2024-10-30 07:26
PCM1808 Single-Ended, Analog-Input 24-Bit, 96-kHz Stereo ADC datasheet (Rev. B)
2022-11-04 17:22