Name: DM74S257J
Brand: National Semiconductor
SKU: DM74S257J
Availability: InStock
Rating: 5 (142 reviews)

DM74S257J

Apenas para referência

Nº de peças	DM74S257J
Fabricante	National Semiconductor
Descrição	MUX, 4-FUNC, 2 LINE INPUT, TTL
Ficha técnica
pacote	-
ECAD
Em estoque	0 piece(s)
Preço unitário	Request a Quote
Tempo de entrega	A ser confirmado
Tempo de entrega estimado	jul 8 - jul 13 (Escolha o envio acelerado)
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Estamos oferecendo para DM74S257J preço competitivo no mercado global, por favor, envie-nos um pedido de quota para os preços. Obrigado!
Para efectuar a sua RFQ, por favor, adicione DM74S257J com quantidade na BOM. Não Heisener.com não requer qualquer registo para solicitar um orçamento de DM74S257J.

Especificações do DM74S257J

Fabricante	National Semiconductor
Categoria	Circuitos integrados - Lógica - Interruptores de sinal, multiplexadores, decodificadores
pacote	-
ECAD
Series	-
Tipo	Data Selector/Multiplexer
O circuito	4 x 2:1
Circuitos Independentes	1
Corrente - Saída Alta, Baixa	6.5mA, 20mA
Fonte de alimentação de tensão	Single Supply
Tensão - fonte	4.75V ~ 5.25V
Temperatura de operação	0°C ~ 70°C
Tipo de montagem	Through Hole
Pacote / caso	16-CDIP (0.300", 7.62mm)
Pacote de Dispositivo do Fornecedor	16-CDIP

DM74S257J Packaging

DM74S257J FAQ

1. How to order DM74S257J 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 DM74S257J is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the DM74S257J. All suppliers must pass our qualification reviews before they can publish their products including DM74S257J on Heisener; we pay more attention to the channels and quality of DM74S257J products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the DM74S257J price and inventory displayed accurate?

The price and inventory of DM74S257J 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 DM74S257J?

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 DM74S257J we delivered, we will accept the replacement or return of the DM74S257J 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 DM74S257J.

(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 DM74S257J pin diagram, DM74S257J datasheet?

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

DM74S257J Garantias

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Nós fornecemos 90 dias de garantia.

Se os itens que você recebeu não fossem de perfeita qualidade, seríamos responsáveis pelo seu reembolso ou substituição, mas os itens devem ser devolvidos em sua condição original.

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DM74S257J

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