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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

SN74HC257PW

数量

单价

总价

¥ 6.280404

10+

¥ 4.462393

¥ 44.62393

90+

¥ 3.544214

¥ 318.97926

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购买数量

总价金额：￥ 6.280404

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详细描述：多路复用器 4 x 2：1 16-TSSOP

产品参数

产品属性	属性值
供应商器件封装	16-TSSOP
供电电压源	单电源
制造商	Texas Instruments
包装	管件
基本产品编号	74HC257
安装类型	表面贴装型
封装、外壳	16-TSSOP（0.173"，4.40mm 宽）
工作温度	-40°C ~ 85°C
独立电路	1
电压 - 供电	2V ~ 6V
电流 - 输出高、低	7.8mA，7.8mA
电路	4 x 2:1
类型	多路复用器
系列	74HC
零件状态	停产

PDF描述：多路复用器 4 x 2：1 16-TSSOP

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SHOW FULL COLUMNS FROM `visit_log` [ RunTime:0.001413s ]
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SHOW FULL COLUMNS FROM `stock_pra` [ RunTime:0.000887s ]
SELECT * FROM `stock_pra` WHERE `stockid` = 63908363 [ RunTime:0.001085s ]
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SELECT * FROM `stock_price` WHERE `stockid` = 63908363 ORDER BY `minOrder` ASC [ RunTime:0.000813s ]
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SELECT * FROM `stock_unitquantity` WHERE `stockid` = 63908363 ORDER BY `unit` DESC [ RunTime:0.000340s ]
SHOW FULL COLUMNS FROM `stock_warehousequantity` [ RunTime:0.001638s ]
SELECT * FROM `stock_warehousequantity` WHERE `stockid` = 63908363 [ RunTime:0.002136s ]
SELECT `name` FROM `product_type` WHERE `id` = 0 LIMIT 1 [ RunTime:0.000205s ]
SELECT * FROM `stock_price` WHERE `stockid` = 63908363 ORDER BY `minOrder` ASC [ RunTime:0.000231s ]
CONNECT:[ UseTime:0.000448s ] mysql:host=127.0.0.1;port=3306;dbname=ic72com_pdf;charset=utf8
select * from pdf where partno='SN74HC257PW' and brandshort='Texas Instruments' limit 1 [ RunTime:0.003054s ]
SHOW FULL COLUMNS FROM `stock_product_overview` [ RunTime:0.001082s ]
SELECT `memo` FROM `stock_product_overview` WHERE `icName` = 'SN74HC257PW' LIMIT 1 [ RunTime:0.001809s ]
SHOW FULL COLUMNS FROM `pdf` [ RunTime:0.001400s ]
SELECT `id`,`partno`,`note`,`note_cn` FROM `pdf` WHERE `partno` = 'SN74HC257PW' LIMIT 1 [ RunTime:0.003982s ]
SHOW FULL COLUMNS FROM `stock_pra_lib` [ RunTime:0.001320s ]
SELECT `pra` FROM `stock_pra_lib` WHERE ( ( `partno` = 'SN74HC257PW' OR `brand` LIKE 'Texas Instruments%' ) ) LIMIT 1 [ RunTime:0.005838s ]
SELECT `id` FROM `stock` WHERE `id` <> 63908363 AND `partno` = 'SN74HC257PW' AND `lockUser` = 0 AND ( LOWER(brand) LIKE '%texas instruments%' ) [ RunTime:0.003538s ]
SELECT * FROM `stock_pra` WHERE `stockid` = 14238446 [ RunTime:0.002283s ]
SELECT `note` FROM `stock` WHERE `id` = 14238446 LIMIT 1 [ RunTime:0.004119s ]
SELECT `description` FROM `stock` WHERE `id` = 14238446 LIMIT 1 [ RunTime:0.001734s ]
SHOW FULL COLUMNS FROM `icreplace` [ RunTime:0.001356s ]
SELECT `r`.*,`b`.`brandshort`,`b`.`brandcn` FROM `icreplace` `r` LEFT JOIN `stock_brand` `b` ON `b`.`id`=`r`.`icbrandid` WHERE `r`.`partno` = 'SN74HC257PW' ORDER BY `r`.`id` DESC LIMIT 5 [ RunTime:0.004415s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `categoryid` = 0 AND ( `partno` > 'SN74HC257PW' ) ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.002207s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `status` = 3 ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.000693s ]

0.242634s

SN74HC257PW

购买数量

总价金额： ￥ 6.280404

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详细描述：多路复用器 4 x 2：1 16-TSSOP

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PDF描述： 多路复用器 4 x 2：1 16-TSSOP

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总价金额：￥ 6.280404

PDF描述：多路复用器 4 x 2：1 16-TSSOP