Name: SN74LS490N
Brand: Rochester Electronics, LLC
SKU: SN74LS490N
Availability: InStock
Rating: 5 (112 reviews)

SN74LS490N

僅供參考

零件編號	SN74LS490N
製造商	Rochester Electronics, LLC
描述	DECADE COUNTER, LS SERIES, ASYNC
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 16 - 十一月 21 (選擇速遞服務)
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SN74LS490N參數

製造商	Rochester Electronics, LLC
類別	積體電路 (IC) - 邏輯 - 計數器、分配器
封裝	-
ECAD
系列	-
邏輯類型	-
方向	-
元素數量	-
每個元素的位數	-
重啟	-
定時	-
計數率	-
觸發類型	-
電壓 - 電源	-
工作溫度	-
安裝類型	-
包/箱	-
供應商設備包	-

SN74LS490N Packaging

SN74LS490N FAQ

1. How to order SN74LS490N 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 SN74LS490N is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the SN74LS490N. All suppliers must pass our qualification reviews before they can publish their products including SN74LS490N on Heisener; we pay more attention to the channels and quality of SN74LS490N products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the SN74LS490N price and inventory displayed accurate?

The price and inventory of SN74LS490N 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 SN74LS490N?

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 SN74LS490N we delivered, we will accept the replacement or return of the SN74LS490N 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 SN74LS490N.

(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 SN74LS490N pin diagram, SN74LS490N datasheet?

If you need any after-sales service, please do not hesitate to contact us.

SN74LS490N 保證

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。

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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SN74LS490N

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。

ISO9001:2015, ICAS, IAF, UKAS

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SN74LS490N

SN74LS490N參數

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SN74LS490N FAQ

SN74LS490N 保證

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