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M74HC257B1R

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M74HC257B1R

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零件编号 M74HC257B1R
制造商 STMicroelectronics
描述 IC MULTIPLEXER QUAD 2CH 16-DIP
数据表

M74HC257B1R 数据表
封装 16-DIP (0.300", 7.62mm)
ECAD
库存 36,000 piece(s)
单价 Request a Quote
交货时间 可立即发货
预计送达时间 十一月 17 - 十一月 22 (选择速递服务)
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M74HC257B1R参数

制造商STMicroelectronics
类别集成电路（IC） - 逻辑 - 信号开关，多路复用器，解码器
封装16-DIP (0.300", 7.62mm)
ECAD
系列74HC
类型Multiplexer
电路4 x 2:1
独立电路1
电流 - 输出高，低7.8mA, 7.8mA
电压源Single Supply
电压 - 电源2 V ~ 6 V
工作温度-55°C ~ 125°C
安装类型Through Hole
包/箱16-DIP (0.300", 7.62mm)
供应商设备包16-DIP

M74HC257B1R数据表

M74HC257B1R Packaging

Customized Labels
Sealing
Packing
Insepction

M74HC257B1R FAQ

  • 1. How to order M74HC257B1R 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 M74HC257B1R is from the original manufacturer or authorized agents?
    We have a professional and experienced quality control team to strictly verify and test the M74HC257B1R. All suppliers must pass our qualification reviews before they can publish their products including M74HC257B1R on Heisener; we pay more attention to the channels and quality of M74HC257B1R products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
  • 3. Are the M74HC257B1R price and inventory displayed accurate?
    The price and inventory of M74HC257B1R 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 M74HC257B1R?
    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 M74HC257B1R we delivered, we will accept the replacement or return of the M74HC257B1R 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 M74HC257B1R.
    (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 M74HC257B1R pin diagram, M74HC257B1R datasheet?
    If you need any after-sales service, please do not hesitate to contact us.

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M74HC257B1R 保证

Service Guarantee

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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零件编号 制造商 描述 库存

M74HC257B1R

D# 9755470

 STMicroelectronics

IC, 74HC CMOS, 74HC257, DIP16, 6V

RoHS: Compliant
Min Qty: 1
Container: Each
 0

Quick Inquiry

M74HC257B1R

质量认证

黑森尔对质量的承诺，塑造了我们的采购、测试、运输流程以及它们之间的每一步。这个基准是我们所销售的每一个元器件的基础。

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