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microchip technology

品牌:

microchip technology

型号:

rn2903a-i/rm105

编号:

L71828846

包装:

-

批号:

-

封装:

-

描述:

-

数据手册

产品参数
数据手册PDF

产品参数

产品属性	属性值
商品目录	LoRa模块
工作频段	915MHz
发射功率	18.5dBm
接口类型	UART
调制方式	GFSK
FSK
LoRa
工作电压	2.1V~3.6V
天线形式	板载PCB天线
接收电流	14.74mA
发送电流	122mA
接收灵敏度	-146dBm
通讯距离	15km
5km
工作温度	-40℃~+85℃

PDF描述：通用 ISM < 1GHz LoRa™ RF 收发器模块 902MHz ~ 928MHz 不含天线，城堡形表面贴装型

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CONNECT:[ UseTime:0.000475s ] mysql:host=127.0.0.1;port=3306;dbname=ic72com;charset=utf8
SHOW FULL COLUMNS FROM `visit_log` [ RunTime:0.001415s ]
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SELECT `id`,`typeid`,`name`,`typestr` FROM `product_type` WHERE `id` NOT IN (11,12,13,14,15) AND `id` <= 750 [ RunTime:0.003507s ]
SHOW FULL COLUMNS FROM `o_cart` [ RunTime:0.001382s ]
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SHOW FULL COLUMNS FROM `stock_pra` [ RunTime:0.001225s ]
SELECT * FROM `stock_pra` WHERE `stockid` = 71828846 [ RunTime:0.000333s ]
SHOW FULL COLUMNS FROM `stock_price` [ RunTime:0.001482s ]
SELECT * FROM `stock_price` WHERE `stockid` = 71828846 ORDER BY `minOrder` ASC [ RunTime:0.000336s ]
SHOW FULL COLUMNS FROM `stock_unitquantity` [ RunTime:0.001049s ]
SELECT * FROM `stock_unitquantity` WHERE `stockid` = 71828846 ORDER BY `unit` DESC [ RunTime:0.000285s ]
SHOW FULL COLUMNS FROM `stock_warehousequantity` [ RunTime:0.001028s ]
SELECT * FROM `stock_warehousequantity` WHERE `stockid` = 71828846 [ RunTime:0.000274s ]
SELECT `name` FROM `product_type` WHERE `id` = 0 LIMIT 1 [ RunTime:0.000216s ]
SELECT * FROM `stock_price` WHERE `stockid` = 71828846 ORDER BY `minOrder` ASC [ RunTime:0.000281s ]
CONNECT:[ UseTime:0.000554s ] mysql:host=127.0.0.1;port=3306;dbname=ic72com_pdf;charset=utf8
select * from pdf where partno='rn2903a-i/rm105' and brandshort='microchip technology' limit 1 [ RunTime:0.006615s ]
SHOW FULL COLUMNS FROM `stock_product_overview` [ RunTime:0.001398s ]
SELECT `memo` FROM `stock_product_overview` WHERE `icName` = 'rn2903a-i/rm105' LIMIT 1 [ RunTime:0.000528s ]
SHOW FULL COLUMNS FROM `pdf` [ RunTime:0.002103s ]
SELECT `id`,`partno`,`note`,`note_cn` FROM `pdf` WHERE `partno` = 'rn2903a-i/rm105' LIMIT 1 [ RunTime:0.000600s ]
SHOW FULL COLUMNS FROM `stock_pra_lib` [ RunTime:0.001189s ]
SELECT `pra` FROM `stock_pra_lib` WHERE ( ( `partno` = 'rn2903a-i/rm105' OR `brand` LIKE 'microchip technology%' ) ) LIMIT 1 [ RunTime:0.001039s ]
SHOW FULL COLUMNS FROM `icreplace` [ RunTime:0.001123s ]
SELECT `r`.*,`b`.`brandshort`,`b`.`brandcn` FROM `icreplace` `r` LEFT JOIN `stock_brand` `b` ON `b`.`id`=`r`.`icbrandid` WHERE `r`.`partno` = 'rn2903a-i/rm105' ORDER BY `r`.`id` DESC LIMIT 5 [ RunTime:0.000526s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `categoryid` = 0 AND ( `partno` > 'rn2903a-i/rm105' ) ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.011961s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `status` = 3 ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.001060s ]

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