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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

CD74HC191E

数量

单价

总价

¥ 10.164339

10+

¥ 7.371211

¥ 73.71211

25+

¥ 6.673756

¥ 166.8439

100+

¥ 5.903580

¥ 590.358

250+

¥ 5.536011

¥ 1384.00275

500+

¥ 5.314544

¥ 2657.272

1000+

¥ 5.132165

¥ 5132.165

2500+

¥ 4.939703

¥ 12349.2575

5000+

¥ 4.823681

¥ 24118.405

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购买数量

总价金额：￥ 10.164339

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样品申购

详细描述：计数器 IC 二进制计数器 1 个元件 4 钻头正边沿 16-PDIP

产品参数

产品属性	属性值
供应商器件封装	16-PDIP
元件数	1
制造商	Texas Instruments
包装	管件
基本产品编号	74HC191
复位	异步
安装类型	通孔
定时	同步
封装、外壳	16-DIP（0.300"，7.62mm）
工作温度	-55°C ~ 125°C
方向	上，下
每个元件位数	4
电压 - 供电	2 V ~ 6 V
系列	74HC
触发器类型	正边沿
计数速率	35 MHz
逻辑类型	二进制计数器
零件状态	在售

PDF描述：SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL 同步向上/向下计数器， DOWN / UP模式控制

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SELECT * FROM `stock_price` WHERE `stockid` = 63862614 ORDER BY `minOrder` ASC [ RunTime:0.051570s ]
SHOW FULL COLUMNS FROM `stock_unitquantity` [ RunTime:0.002073s ]
SELECT * FROM `stock_unitquantity` WHERE `stockid` = 63862614 ORDER BY `unit` DESC [ RunTime:0.018734s ]
SHOW FULL COLUMNS FROM `stock_warehousequantity` [ RunTime:0.035638s ]
SELECT * FROM `stock_warehousequantity` WHERE `stockid` = 63862614 [ RunTime:0.073401s ]
SELECT `name` FROM `product_type` WHERE `id` = 0 LIMIT 1 [ RunTime:0.052699s ]
SELECT * FROM `stock_price` WHERE `stockid` = 63862614 ORDER BY `minOrder` ASC [ RunTime:0.231115s ]
CONNECT:[ UseTime:0.000762s ] mysql:host=127.0.0.1;port=3306;dbname=ic72com_pdf;charset=utf8
select * from pdf where partno='CD74HC191E' and brandshort='Texas Instruments' limit 1 [ RunTime:0.124957s ]
SHOW FULL COLUMNS FROM `stock_product_overview` [ RunTime:0.002806s ]
SELECT `memo` FROM `stock_product_overview` WHERE `icName` = 'CD74HC191E' LIMIT 1 [ RunTime:0.050258s ]
SHOW FULL COLUMNS FROM `pdf` [ RunTime:0.003228s ]
SELECT `id`,`partno`,`note`,`note_cn` FROM `pdf` WHERE `partno` = 'CD74HC191E' LIMIT 1 [ RunTime:0.000686s ]
SHOW FULL COLUMNS FROM `stock_pra_lib` [ RunTime:0.002278s ]
SELECT `pra` FROM `stock_pra_lib` WHERE ( ( `partno` = 'CD74HC191E' OR `brand` LIKE 'Texas Instruments%' ) ) LIMIT 1 [ RunTime:0.064469s ]
SELECT `id` FROM `stock` WHERE `id` <> 63862614 AND `partno` = 'CD74HC191E' AND `lockUser` = 0 AND ( LOWER(brand) LIKE '%texas instruments%' ) [ RunTime:0.138637s ]
SELECT * FROM `stock_pra` WHERE `stockid` = 17107543 [ RunTime:0.075210s ]
SELECT `note` FROM `stock` WHERE `id` = 17107543 LIMIT 1 [ RunTime:0.050762s ]
SELECT `description` FROM `stock` WHERE `id` = 17107543 LIMIT 1 [ RunTime:0.021538s ]
SHOW FULL COLUMNS FROM `icreplace` [ RunTime:0.005833s ]
SELECT `r`.*,`b`.`brandshort`,`b`.`brandcn` FROM `icreplace` `r` LEFT JOIN `stock_brand` `b` ON `b`.`id`=`r`.`icbrandid` WHERE `r`.`partno` = 'CD74HC191E' ORDER BY `r`.`id` DESC LIMIT 5 [ RunTime:0.029486s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `categoryid` = 0 AND ( `partno` > 'CD74HC191E' ) ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.050520s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `status` = 3 ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.051453s ]

1.864714s

CD74HC191E

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总价金额： ￥ 10.164339

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详细描述：计数器 IC 二进制计数器 1 个元件 4 钻头 正边沿 16-PDIP

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PDF描述：SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL 同步向上/向下计数器， DOWN / UP模式控制

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总价金额：￥ 10.164339

详细描述：计数器 IC 二进制计数器 1 个元件 4 钻头正边沿 16-PDIP