Name: 7491PC
Brand: National Semiconductor
SKU: 7491PC
Availability: InStock
Rating: 5 (165 reviews)

7491PC

仅供参考

零件编号	7491PC
制造商	National Semiconductor
描述	SHIFT REGISTER, 8-BIT, TTL
数据表
封装	-
ECAD
库存	0 piece(s)
单价	Request a Quote
交货时间	待确认
预计送达时间	一月 22 - 一月 27 (选择速递服务)
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7491PC参数

制造商	National Semiconductor
类别	集成电路（IC） - 逻辑 - 移位寄存器
封装	-
ECAD
系列	-
逻辑类型	-
输出类型	-
元素数量	-
每个元素的位数	-
功能	-
电压 - 电源	-
工作温度	-
安装类型	-
包/箱	-
供应商设备包	-

7491PC Packaging

7491PC FAQ

1. How to order 7491PC 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 7491PC is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the 7491PC. All suppliers must pass our qualification reviews before they can publish their products including 7491PC on Heisener; we pay more attention to the channels and quality of 7491PC products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the 7491PC price and inventory displayed accurate?

The price and inventory of 7491PC 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 7491PC?

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 7491PC we delivered, we will accept the replacement or return of the 7491PC 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 7491PC.

(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 7491PC pin diagram, 7491PC datasheet?

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