Name: 54F190LMQB
Brand: National Semiconductor
SKU: 54F190LMQB
Availability: InStock
Rating: 5 (106 reviews)

54F190LMQB

참조 용으로 만 사용

부품 번호	54F190LMQB
제조업체	National Semiconductor
설명	IC BCD COUNTER 4-BIT 20LCCC
데이터시트
패키지	-
ECAD
재고	0 piece(s)
단가	Request a Quote
리드 타임	확인하려면
예상 배달 시간	11월 13 - 11월 18 (신속 배송 선택)
견적 요청

지불 방법
배달 서비스

우리는 세계 시장에서 경쟁력있는 가격에 대한 54F190LMQB를 제공하고, 우리에게 가격에 대한 할당량 요청을 보내 주시기 바랍니다. 고맙습니다!
당신의 RFQ을 처리하기 위해, BOM에 수량 54F190LMQB를 추가하십시오. Heisener.com는 54F190LMQB의 견적을 요청하는 모든 등록이 필요하지 않습니다.

54F190LMQB사양

제조업체	National Semiconductor
범주	집적 회로(IC) - 논리 - 카운터, 분배기
패키지	-
ECAD
계열	54F
논리 유형	BCD Counter, Decade
방향	Up, Down
요소 수	1
요소 당 비트 수	4
다시 놓기	Asynchronous
타이밍	Synchronous
계수율	125 MHz
방아쇠 종류	Positive Edge
전압 - 공급	4.5 V ~ 5.5 V
작동 온도	-55°C ~ 125°C (TA)
실장 형	Surface Mount
패키지 / 케이스	20-CLCC
공급 업체 장치 패키지	20-LCCC (8.89x8.89)

54F190LMQB Packaging

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.