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54F190LMQB

54F190LMQB

54F190LMQB

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零件編號 54F190LMQB
製造商 National Semiconductor
描述 IC BCD COUNTER 4-BIT 20LCCC
數據表
封裝 -
ECAD
庫存 0 piece(s)
單價 Request a Quote
交貨期 待確認
預計送達時間 十一月 15 - 十一月 20 (選擇速遞服務)
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54F190LMQB參數

製造商National Semiconductor
類別積體電路 (IC) - 邏輯 - 計數器、分配器
封裝-
ECAD
系列54F
邏輯類型BCD Counter, Decade
方向Up, Down
元素數量1
每個元素的位數4
重啟Asynchronous
定時Synchronous
計數率125 MHz
觸發類型Positive Edge
電壓 - 電源4.5 V ~ 5.5 V
工作溫度-55°C ~ 125°C (TA)
安裝類型Surface Mount
包/箱20-CLCC
供應商設備包20-LCCC (8.89x8.89)

54F190LMQB Packaging

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54F190LMQB FAQ

  • 1. How to order 54F190LMQB 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 54F190LMQB is from the original manufacturer or authorized agents?
    We have a professional and experienced quality control team to strictly verify and test the 54F190LMQB. All suppliers must pass our qualification reviews before they can publish their products including 54F190LMQB on Heisener; we pay more attention to the channels and quality of 54F190LMQB products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
  • 3. Are the 54F190LMQB price and inventory displayed accurate?
    The price and inventory of 54F190LMQB 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 54F190LMQB?
    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 54F190LMQB we delivered, we will accept the replacement or return of the 54F190LMQB 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 54F190LMQB.
    (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 54F190LMQB pin diagram, 54F190LMQB datasheet?
    If you need any after-sales service, please do not hesitate to contact us.

54F190LMQB 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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54F190LMQB

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