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54LS139LMQB

54LS139LMQB

54LS139LMQB

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零件编号 54LS139LMQB
制造商 National Semiconductor
描述 DECODER/DRIVER
数据表
封装 -
ECAD
库存 0 piece(s)
单价 Request a Quote
交货时间 待确认
预计送达时间 十一月 12 - 十一月 17 (选择速递服务)
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54LS139LMQB参数

制造商National Semiconductor
类别集成电路(IC) - 逻辑 - 信号开关,多路复用器,解码器
封装-
ECAD
系列54LS
类型Decoder/Demultiplexer
电路1 x 2:4
独立电路2
电流 - 输出高,低400µA, 4mA
电压源Single Supply
电压 - 电源4.5V ~ 5.5V
工作温度-55°C ~ 125°C
安装类型Surface Mount
包/箱20-CLCC
供应商设备包20-LCCC (8.89x8.89)

54LS139LMQB Packaging

Customized Labels
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Packing
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54LS139LMQB FAQ

  • 1. How to order 54LS139LMQB on Heisener?
    Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
  • 2. How does Heisener guarantee that 54LS139LMQB is from the original manufacturer or authorized agents?
    We have a professional and experienced quality control team to strictly verify and test the 54LS139LMQB. All suppliers must pass our qualification reviews before they can publish their products including 54LS139LMQB on Heisener; we pay more attention to the channels and quality of 54LS139LMQB products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
  • 3. Are the 54LS139LMQB price and inventory displayed accurate?
    The price and inventory of 54LS139LMQB fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
  • 4. What forms of payment are accepted?
    Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.
    Warm Tips: Some orders in certain payment forms may require handling fee.
  • 5. How is the shipping arranged?
    Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.
    Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.
    Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
  • 6. What is the process for return or replacement of 54LS139LMQB?
    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the 54LS139LMQB we delivered, we will accept the replacement or return of the 54LS139LMQB only when all of the below conditions are fulfilled:
    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.
    (2)We are informed of the defect described above within 90 days after the delivery of 54LS139LMQB.
    (3)The PartNo is unused and only in the original unpacked packaging.
    Two processes to return the products:
    (1)Inform us within 90 days
    (2)Obtain Requesting Return Authorizations
  • 7.How to contact us to get technical supports, such as 54LS139LMQB pin diagram, 54LS139LMQB datasheet?
    If you need any after-sales service, please do not hesitate to contact us.

54LS139LMQB 保证

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服务保证

我们保证100%的客户满意度。

我们经验丰富的销售团队和技术支持团队支持我们的服务以满足所有客户。

Quality Guarantee

质量保证

我们提供90天保修。

如果您收到的物品质量不合格,我们将负责您的退款或更换,但物品必须以原始状态退回。

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54LS139LMQB

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