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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

MM74C244WMX

数量

单价

总价

57+

¥ 43.467009

¥ 2477.619513

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总价金额：￥ 2477.619513

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详细描述：缓冲器，非反向 2 元件 4 位每元件三态 Output 20-SOIC

产品参数

产品属性	属性值
供应商器件封装	20-SOIC
元件数	2
制造商	Fairchild Semiconductor
包装	散装
基本产品编号	74C244
安装类型	表面贴装型
封装、外壳	20-SOIC（0.295"，7.50mm 宽）
工作温度	-55°C ~ 125°C（TA）
每个元件位数	4
电压 - 供电	3V ~ 15V
电流 - 输出高、低	70mA，70mA
系列	74C
输入类型	-
输出类型	三态
逻辑类型	缓冲器，非反向
零件状态	停产

PDF描述：Bus Driver, CMOS Series, 2-Func, 4-Bit, True Output, CMOS, PDSO20, 0.300 INCH, MS-013, SOIC-20

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SHOW FULL COLUMNS FROM `visit_log` [ RunTime:0.002025s ]
INSERT INTO `visit_log` SET `ip` = '216.73.217.131' , `useragent` = 'Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)' , `reffer` = '' , `host` = 'https://www.ic118.com/stock/detail_70564204.html' [ RunTime:0.003523s ]
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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:0.004138s ]
SHOW FULL COLUMNS FROM `o_cart` [ RunTime:0.003200s ]
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SHOW FULL COLUMNS FROM `stock_pra` [ RunTime:0.001826s ]
SELECT * FROM `stock_pra` WHERE `stockid` = 70564204 [ RunTime:0.000474s ]
SHOW FULL COLUMNS FROM `stock_price` [ RunTime:0.001724s ]
SELECT * FROM `stock_price` WHERE `stockid` = 70564204 ORDER BY `minOrder` ASC [ RunTime:0.003921s ]
SHOW FULL COLUMNS FROM `stock_unitquantity` [ RunTime:0.002724s ]
SELECT * FROM `stock_unitquantity` WHERE `stockid` = 70564204 ORDER BY `unit` DESC [ RunTime:0.000468s ]
SHOW FULL COLUMNS FROM `stock_warehousequantity` [ RunTime:0.001696s ]
SELECT * FROM `stock_warehousequantity` WHERE `stockid` = 70564204 [ RunTime:0.000407s ]
SELECT `name` FROM `product_type` WHERE `id` = 0 LIMIT 1 [ RunTime:0.000330s ]
SELECT * FROM `stock_price` WHERE `stockid` = 70564204 ORDER BY `minOrder` ASC [ RunTime:0.000464s ]
CONNECT:[ UseTime:0.000423s ] mysql:host=127.0.0.1;port=3306;dbname=ic72com_pdf;charset=utf8
select * from pdf where partno='MM74C244WMX' and brandshort='Fairchild Semiconductor' limit 1 [ RunTime:0.001337s ]
SHOW FULL COLUMNS FROM `stock_product_overview` [ RunTime:0.002219s ]
SELECT `memo` FROM `stock_product_overview` WHERE `icName` = 'MM74C244WMX' LIMIT 1 [ RunTime:0.000476s ]
SHOW FULL COLUMNS FROM `pdf` [ RunTime:0.001421s ]
SELECT `id`,`partno`,`note`,`note_cn` FROM `pdf` WHERE `partno` = 'MM74C244WMX' LIMIT 1 [ RunTime:0.000489s ]
SHOW FULL COLUMNS FROM `stock_pra_lib` [ RunTime:0.001232s ]
SELECT `pra` FROM `stock_pra_lib` WHERE ( ( `partno` = 'MM74C244WMX' OR `brand` LIKE 'Fairchild Semiconductor%' ) ) LIMIT 1 [ RunTime:0.000556s ]
SELECT `id` FROM `stock` WHERE `id` <> 70564204 AND `partno` = 'MM74C244WMX' AND `lockUser` = 0 AND ( LOWER(brand) LIKE '%fairchild semiconductor%' ) [ RunTime:0.001395s ]
SELECT * FROM `stock_pra` WHERE `stockid` = 16094012 [ RunTime:0.001096s ]
SELECT `note` FROM `stock` WHERE `id` = 16094012 LIMIT 1 [ RunTime:0.000515s ]
SELECT `description` FROM `stock` WHERE `id` = 16094012 LIMIT 1 [ RunTime:0.000406s ]
SHOW FULL COLUMNS FROM `icreplace` [ RunTime:0.002999s ]
SELECT `r`.*,`b`.`brandshort`,`b`.`brandcn` FROM `icreplace` `r` LEFT JOIN `stock_brand` `b` ON `b`.`id`=`r`.`icbrandid` WHERE `r`.`partno` = 'MM74C244WMX' ORDER BY `r`.`id` DESC LIMIT 5 [ RunTime:0.000856s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `categoryid` = 0 AND ( `partno` > 'MM74C244WMX' ) ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.009446s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `status` = 3 ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.000851s ]

0.266119s

MM74C244WMX

购买数量

总价金额： ￥ 2477.619513

推荐替代

详细描述：缓冲器，非反向 2 元件 4 位每元件 三态 Output 20-SOIC

产品参数

PDF描述：Bus Driver, CMOS Series, 2-Func, 4-Bit, True Output, CMOS, PDSO20, 0.300 INCH, MS-013, SOIC-20

产品概述

类似型号

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总价金额：￥ 2477.619513

详细描述：缓冲器，非反向 2 元件 4 位每元件三态 Output 20-SOIC