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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

MM74HC148N

数量

单价

总价

135+

¥ 18.428029

¥ 2487.783915

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购买数量

总价金额：￥ 2487.783915

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详细描述：优先顺序编码器 1 x 8：3 16-PDIP

产品参数

产品属性	属性值
供应商器件封装	16-PDIP
供电电压源	单电源
制造商	Fairchild Semiconductor
包装	散装
基本产品编号	74HC148
安装类型	通孔
封装、外壳	16-DIP（0.300"，7.62mm）
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	5.2mA，5.2mA
电路	1 x 8:3
类型	优先顺序编码器
系列	74HC
零件状态	在售

PDF描述：8-3 Line Priority Encoder 8-3线优先编码器

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SHOW FULL COLUMNS FROM `visit_log` [ RunTime:0.001523s ]
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SHOW FULL COLUMNS FROM `product_type` [ RunTime:0.001473s ]
SELECT `id`,`typeid`,`name`,`typestr` FROM `product_type` WHERE `id` NOT IN (11,12,13,14,15) AND `id` <= 750 [ RunTime:0.006090s ]
SHOW FULL COLUMNS FROM `o_cart` [ RunTime:0.001671s ]
SELECT COUNT(*) AS think_count FROM `o_cart` WHERE ( `userId` = 0 AND `visitIP` = '216.73.216.153' ) [ RunTime:0.007609s ]
SHOW FULL COLUMNS FROM `ad` [ RunTime:0.001326s ]
SELECT * FROM `ad` WHERE `isDisplay` = 1 [ RunTime:0.015804s ]
SHOW FULL COLUMNS FROM `stock` [ RunTime:0.002202s ]
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` = '63909311' LIMIT 1 [ RunTime:0.023418s ]
SHOW FULL COLUMNS FROM `stock_pra` [ RunTime:0.012225s ]
SELECT * FROM `stock_pra` WHERE `stockid` = 63909311 [ RunTime:0.043852s ]
SHOW FULL COLUMNS FROM `stock_price` [ RunTime:0.006178s ]
SELECT * FROM `stock_price` WHERE `stockid` = 63909311 ORDER BY `minOrder` ASC [ RunTime:0.027825s ]
SHOW FULL COLUMNS FROM `stock_unitquantity` [ RunTime:0.012461s ]
SELECT * FROM `stock_unitquantity` WHERE `stockid` = 63909311 ORDER BY `unit` DESC [ RunTime:0.026893s ]
SHOW FULL COLUMNS FROM `stock_warehousequantity` [ RunTime:0.002411s ]
SELECT * FROM `stock_warehousequantity` WHERE `stockid` = 63909311 [ RunTime:0.006682s ]
SELECT `name` FROM `product_type` WHERE `id` = 0 LIMIT 1 [ RunTime:0.007999s ]
SELECT * FROM `stock_price` WHERE `stockid` = 63909311 ORDER BY `minOrder` ASC [ RunTime:0.004799s ]
CONNECT:[ UseTime:0.000566s ] mysql:host=127.0.0.1;port=3306;dbname=ic72com_pdf;charset=utf8
select * from pdf where partno='MM74HC148N' and brandshort='Fairchild Semiconductor' limit 1 [ RunTime:0.006686s ]
SHOW FULL COLUMNS FROM `stock_product_overview` [ RunTime:0.001697s ]
SELECT `memo` FROM `stock_product_overview` WHERE `icName` = 'MM74HC148N' LIMIT 1 [ RunTime:0.014302s ]
SHOW FULL COLUMNS FROM `pdf` [ RunTime:0.001715s ]
SELECT `id`,`partno`,`note`,`note_cn` FROM `pdf` WHERE `partno` = 'MM74HC148N' LIMIT 1 [ RunTime:0.021903s ]
SHOW FULL COLUMNS FROM `stock_pra_lib` [ RunTime:0.001442s ]
SELECT `pra` FROM `stock_pra_lib` WHERE ( ( `partno` = 'MM74HC148N' OR `brand` LIKE 'Fairchild Semiconductor%' ) ) LIMIT 1 [ RunTime:0.013058s ]
SELECT `id` FROM `stock` WHERE `id` <> 63909311 AND `partno` = 'MM74HC148N' AND `lockUser` = 0 AND ( LOWER(brand) LIKE '%fairchild semiconductor%' ) [ RunTime:0.018170s ]
SELECT * FROM `stock_pra` WHERE `stockid` = 17110092 [ RunTime:0.015922s ]
SELECT `note` FROM `stock` WHERE `id` = 17110092 LIMIT 1 [ RunTime:0.015074s ]
SELECT `description` FROM `stock` WHERE `id` = 17110092 LIMIT 1 [ RunTime:0.012541s ]
SHOW FULL COLUMNS FROM `icreplace` [ RunTime:0.008035s ]
SELECT `r`.*,`b`.`brandshort`,`b`.`brandcn` FROM `icreplace` `r` LEFT JOIN `stock_brand` `b` ON `b`.`id`=`r`.`icbrandid` WHERE `r`.`partno` = 'MM74HC148N' ORDER BY `r`.`id` DESC LIMIT 5 [ RunTime:0.008742s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `categoryid` = 0 AND ( `partno` > 'MM74HC148N' ) ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.016627s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `status` = 3 ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.000471s ]

0.600144s

MM74HC148N

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总价金额： ￥ 2487.783915

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总价金额：￥ 2487.783915