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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

SN74F521DWR

数量

单价

总价

¥ 8.759511

10+

¥ 6.338250

¥ 63.3825

25+

¥ 5.721779

¥ 143.044475

100+

¥ 5.047462

¥ 504.7462

250+

¥ 4.725508

¥ 1181.377

500+

¥ 4.551640

¥ 2275.82

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购买数量

总价金额：￥ 8.759511

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产品参数

产品属性	属性值
商品目录	数字比较器
通道数	8
工作电压	4.5V~5.5V
输出	低电平有效
输出功能	A=B
传播延迟(tpd)	10ns@5V，50pF
灌电流(IOL)	20mA
拉电流(IOH)	1mA
工作温度	0℃~+70℃

PDF描述：8-BIT IDENTITY COMPARATORS 8位身份比较仪

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CONNECT:[ UseTime:0.000654s ] mysql:host=127.0.0.1;port=3306;dbname=ic72com_pdf;charset=utf8
select * from pdf where partno='SN74F521DWR' and brandshort='Texas Instruments' limit 1 [ RunTime:0.006624s ]
SHOW FULL COLUMNS FROM `stock_product_overview` [ RunTime:0.003359s ]
SELECT `memo` FROM `stock_product_overview` WHERE `icName` = 'SN74F521DWR' LIMIT 1 [ RunTime:0.018563s ]
SHOW FULL COLUMNS FROM `pdf` [ RunTime:0.001385s ]
SELECT `id`,`partno`,`note`,`note_cn` FROM `pdf` WHERE `partno` = 'SN74F521DWR' LIMIT 1 [ RunTime:0.011507s ]
SHOW FULL COLUMNS FROM `stock_pra_lib` [ RunTime:0.002332s ]
SELECT `pra` FROM `stock_pra_lib` WHERE ( ( `partno` = 'SN74F521DWR' OR `brand` LIKE 'Texas Instruments%' ) ) LIMIT 1 [ RunTime:0.011558s ]
SHOW FULL COLUMNS FROM `icreplace` [ RunTime:0.022244s ]
SELECT `r`.*,`b`.`brandshort`,`b`.`brandcn` FROM `icreplace` `r` LEFT JOIN `stock_brand` `b` ON `b`.`id`=`r`.`icbrandid` WHERE `r`.`partno` = 'SN74F521DWR' ORDER BY `r`.`id` DESC LIMIT 5 [ RunTime:0.007385s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `categoryid` = 0 AND ( `partno` > 'SN74F521DWR' ) ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.008563s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `status` = 3 ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.011229s ]

0.385793s

SN74F521DWR

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总价金额： ￥ 8.759511

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PDF描述：8-BIT IDENTITY COMPARATORS 8位身份比较仪

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总价金额：￥ 8.759511