{"error":{"root_cause":[{"type":"query_shard_exception","reason":"failed to create query: {\n \"regexp\" : {\n \"keyword\" : {\n \"value\" : \".*LM74,datasheet,pdf(12-Bit Plus.*\",\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\" : \".*LM74,datasheet,pdf(12-Bit Plus.*\",\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}
均功耗至关重要。LM74具有12位加号温度分辨率(0.0625˚C/LSB)在超温运行时范围为−55˚C至+150˚C。LM74的3.0V至5.5V电源电压范围,低电源电流和简单的SPI接口使其成为
2020-07-06 14:51
有LM74系列芯片详细资料的能分享一下吗?非常感谢.......!!!
2012-12-16 16:41
, 12-bit analog-todigitalconverter boards based on the TLV2553 ADC or TLV2556 ADC. TheADC uses a
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TLC2543C, TLC2543I datasheet pdf12-BIT ANALOG-TO-DIGITAL CONVERTERSWITH SERIAL CONTROL AND 11
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ADS7861/8361 EVM pdf datasheet This users guide describes the characteristics, operation
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2009-11-19 16:26
怎么也看不出来他是怎么转换的,明明只有一个电源输入啊。还有74LVC245到底是做什么用的。下面把两个芯片的datasheet贴了上来,大家可以下载来看一下。74LVC245.pdf (170.12 KB )
2019-04-12 00:45
本帖最后由 dplion 于 2011-12-13 16:46 编辑 STM32F103RBT6 pdf datasheet 芯片资料
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IEC TR61400-24 datasheet pdf
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