Name: 74F521DC
Brand: National Semiconductor
SKU: 74F521DC
Availability: InStock
Rating: 5 (93 reviews)

74F521DC

仅供参考

零件编号	74F521DC
制造商	National Semiconductor
描述	IDENTITY COMPARATOR
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	十一月 26 - 十二月 1 (选择速递服务)
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74F521DC参数

制造商	National Semiconductor
类别	集成电路（IC） - 逻辑 - 比较器
封装	-
ECAD
系列	74F
类型	-
比特数	8
产量	Active Low
输出功能	A=B
电压 - 电源	-
电流 - 输出高，低	1mA, 20mA
最大传播延迟@ V，最大CL	10ns @ 5V, 50pF
电流 - 静态（Iq）	-
工作温度	0°C ~ 70°C
包/箱	-
安装类型	Surface Mount

74F521DC Packaging

74F521DC FAQ

1. How to order 74F521DC 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 74F521DC is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the 74F521DC. All suppliers must pass our qualification reviews before they can publish their products including 74F521DC on Heisener; we pay more attention to the channels and quality of 74F521DC products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the 74F521DC price and inventory displayed accurate?

The price and inventory of 74F521DC 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 74F521DC?

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 74F521DC we delivered, we will accept the replacement or return of the 74F521DC 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 74F521DC.

(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 74F521DC pin diagram, 74F521DC datasheet?

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