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图片源于供应商或网络,实物可能存在差异,请以实物为准

ECS-21K-7.5B

数量

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总价

¥ 63.382502

10+

¥ 51.714172

¥ 517.14172

25+

¥ 47.694713

¥ 1192.367825

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¥ 44.863573

¥ 2243.17865

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¥ 42.202665

¥ 4220.2665

250+

¥ 38.923633

¥ 9730.90825

500+

¥ 36.611783

¥ 18305.8915

1000+

¥ 34.434879

¥ 34434.879

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产品参数

产品属性	属性值
商品目录	晶体滤波器
极数	4
中心频率	21.4MHz
阻抗	850Ω
纹波	1dB
插入损耗	2.5dB
工作温度	-20℃~+70℃

PDF描述： 21.4 MHz 中间 850 Ohms 单片晶体滤波器通孔 2.5dB 7.5 kHz

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SHOW FULL COLUMNS FROM `visit_log` [ RunTime:0.003636s ]
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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:0.004384s ]
SHOW FULL COLUMNS FROM `o_cart` [ RunTime:0.002197s ]
SELECT COUNT(*) AS think_count FROM `o_cart` WHERE ( `userId` = 0 AND `visitIP` = '216.73.216.67' ) [ RunTime:0.000679s ]
SHOW FULL COLUMNS FROM `ad` [ RunTime:0.001328s ]
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SELECT `s`.*,`u`.`company`,`t`.`name` FROM `stock` `s` LEFT JOIN `user` `u` ON `u`.`id`=`s`.`userid` LEFT JOIN `product_type` `t` ON `t`.`id`=`s`.`categoryid` WHERE `s`.`id` = '70947784' LIMIT 1 [ RunTime:0.001052s ]
SHOW FULL COLUMNS FROM `stock_pra` [ RunTime:0.001728s ]
SELECT * FROM `stock_pra` WHERE `stockid` = 70947784 [ RunTime:0.000522s ]
SHOW FULL COLUMNS FROM `stock_price` [ RunTime:0.003991s ]
SELECT * FROM `stock_price` WHERE `stockid` = 70947784 ORDER BY `minOrder` ASC [ RunTime:0.001155s ]
SHOW FULL COLUMNS FROM `stock_unitquantity` [ RunTime:0.001789s ]
SELECT * FROM `stock_unitquantity` WHERE `stockid` = 70947784 ORDER BY `unit` DESC [ RunTime:0.000623s ]
SHOW FULL COLUMNS FROM `stock_warehousequantity` [ RunTime:0.001168s ]
SELECT * FROM `stock_warehousequantity` WHERE `stockid` = 70947784 [ RunTime:0.000429s ]
SELECT `name` FROM `product_type` WHERE `id` = 0 LIMIT 1 [ RunTime:0.000409s ]
SELECT * FROM `stock_price` WHERE `stockid` = 70947784 ORDER BY `minOrder` ASC [ RunTime:0.000475s ]
CONNECT:[ UseTime:0.000571s ] mysql:host=127.0.0.1;port=3306;dbname=ic72com_pdf;charset=utf8
select * from pdf where partno='ECS-21K-7.5B' and brandshort='ECS Inc.' limit 1 [ RunTime:0.001945s ]
SHOW FULL COLUMNS FROM `stock_product_overview` [ RunTime:0.002480s ]
SELECT `memo` FROM `stock_product_overview` WHERE `icName` = 'ECS-21K-7.5B' LIMIT 1 [ RunTime:0.000719s ]
SHOW FULL COLUMNS FROM `pdf` [ RunTime:0.001635s ]
SELECT `id`,`partno`,`note`,`note_cn` FROM `pdf` WHERE `partno` = 'ECS-21K-7.5B' LIMIT 1 [ RunTime:0.000494s ]
SHOW FULL COLUMNS FROM `stock_pra_lib` [ RunTime:0.002359s ]
SELECT `pra` FROM `stock_pra_lib` WHERE ( ( `partno` = 'ECS-21K-7.5B' OR `brand` LIKE 'ECS Inc.%' ) ) LIMIT 1 [ RunTime:0.001374s ]
SHOW FULL COLUMNS FROM `icreplace` [ RunTime:0.002420s ]
SELECT `r`.*,`b`.`brandshort`,`b`.`brandcn` FROM `icreplace` `r` LEFT JOIN `stock_brand` `b` ON `b`.`id`=`r`.`icbrandid` WHERE `r`.`partno` = 'ECS-21K-7.5B' ORDER BY `r`.`id` DESC LIMIT 5 [ RunTime:0.000969s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `categoryid` = 0 AND ( `partno` > 'ECS-21K-7.5B' ) ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.018755s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `status` = 3 ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.001428s ]

0.289920s

ECS-21K-7.5B

购买数量

总价金额： ￥ 63.382502

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产品参数

PDF描述： 21.4 MHz 中间 850 Ohms 单片晶体滤波器 通孔 2.5dB 7.5 kHz

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总价金额：￥ 63.382502

PDF描述： 21.4 MHz 中间 850 Ohms 单片晶体滤波器通孔 2.5dB 7.5 kHz