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SN74LS221DBR

hot SN74LS221DBR

SN74LS221DBR

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零件编号 SN74LS221DBR
制造商 Texas Instruments
描述 IC MONO MULTIVIBRATR DUAL 16SSOP
数据表
封装 16-SSOP (0.209", 5.30mm Width)
ECAD
库存 6,896 piece(s)
单价 $ 0.7009 *
交货时间 可立即发货
预计送达时间 五月 19 - 五月 24 (选择速递服务)
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SN74LS221DBR参数

制造商Texas Instruments
类别集成电路（IC） - 逻辑 - 多频振荡器
封装16-SSOP (0.209", 5.30mm Width)
ECAD
系列74LS
逻辑类型Monostable
独立电路2
施密特触发器输入No
传播延迟45ns
电流 - 输出高，低400µA, 8mA
电压 - 电源4.75 V ~ 5.25 V
工作温度0°C ~ 70°C
安装类型Surface Mount
包/箱16-SSOP (0.209", 5.30mm Width)
供应商设备包16-SSOP

SN74LS221DBR Packaging

Customized Labels
Sealing
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Insepction

SN74LS221DBR FAQ

  • 1. How to order SN74LS221DBR 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 SN74LS221DBR is from the original manufacturer or authorized agents?
    We have a professional and experienced quality control team to strictly verify and test the SN74LS221DBR. All suppliers must pass our qualification reviews before they can publish their products including SN74LS221DBR on Heisener; we pay more attention to the channels and quality of SN74LS221DBR products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
  • 3. Are the SN74LS221DBR price and inventory displayed accurate?
    The price and inventory of SN74LS221DBR 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 SN74LS221DBR?
    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 SN74LS221DBR we delivered, we will accept the replacement or return of the SN74LS221DBR 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 SN74LS221DBR.
    (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 SN74LS221DBR pin diagram, SN74LS221DBR datasheet?
    If you need any after-sales service, please do not hesitate to contact us.

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SN74LS221DBR 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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SN74LS221DBR

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。

广东省“守合同重信用”企业ISO9001:2015, ICAS, IAF, UKAS

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