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SN74LS21D

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SN74LS21D

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零件編號 SN74LS21D
製造商 Texas Instruments
描述 IC GATE AND 2CH 4-INP 14-SOIC
數據表
封裝 14-SOIC (0.154", 3.90mm Width)
ECAD
庫存 12,588 piece(s)
單價 $ 1.4589 *
交貨期 可立即發貨
預計送達時間 十一月 10 - 十一月 15 (選擇速遞服務)
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SN74LS21D參數

製造商Texas Instruments
類別積體電路 (IC) - 邏輯 - 閘和反相器
封裝14-SOIC (0.154", 3.90mm Width)
ECAD
系列74LS
邏輯類型AND Gate
電路數量2
輸入數量4
特徵-
電壓 - 電源4.75 V ~ 5.25 V
電流 - 靜態（最大）-
電流 - 輸出高，低400µA, 8mA
邏輯電平 - 低0.8V
邏輯電平 - 高2V
最大傳播延遲@ V，最大CL20ns @ 5V, 15pF
工作溫度0°C ~ 70°C
安裝類型Surface Mount
供應商設備包14-SOIC
包/箱14-SOIC (0.154", 3.90mm Width)

SN74LS21D Packaging

Customized Labels
Sealing
Packing
Insepction

SN74LS21D FAQ

  • 1. How to order SN74LS21D 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 SN74LS21D is from the original manufacturer or authorized agents?
    We have a professional and experienced quality control team to strictly verify and test the SN74LS21D. All suppliers must pass our qualification reviews before they can publish their products including SN74LS21D on Heisener; we pay more attention to the channels and quality of SN74LS21D products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
  • 3. Are the SN74LS21D price and inventory displayed accurate?
    The price and inventory of SN74LS21D 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 SN74LS21D?
    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 SN74LS21D we delivered, we will accept the replacement or return of the SN74LS21D 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 SN74LS21D.
    (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 SN74LS21D pin diagram, SN74LS21D datasheet?
    If you need any after-sales service, please do not hesitate to contact us.

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SN74LS21D 保證

Service Guarantee

服務保證

我們保證100％的客戶滿意度。

我們經驗豐富的銷售團隊和技術支持團隊支持我們的服務以滿足所有客戶。

Quality Guarantee

質量保證

我們提供90天保修。

如果您收到的物品質量不合格，我們將負責您的退款或更換，但物品必須以原始狀態退回。

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Quick Inquiry

SN74LS21D

質量認證

黑森爾對質量的承諾，塑造了我們的採購、測試、運輸流程以及它們之間的每一步。這個基準是我們所銷售的每一個元器件的基礎。

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SN74LS21D Tags

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