Name: 74LS257APC
Brand: National Semiconductor
SKU: 74LS257APC
Availability: InStock
Rating: 5 (110 reviews)

74LS257APC

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Nº de pieza	74LS257APC
Fabricantes	National Semiconductor
Descripción	MUX, 4-FUNC, 2 LINE INPUT, TTL
Hoja de datos
Paquete	-
ECAD
En existencias	0 piece(s)
Precio unitario	Request a Quote
Plazo de ejecución	Para ser confirmado
Tiempo estimado de entrega	dic 30 - ene 4 (Elija envío expedito)
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Estamos ofreciendo 74LS257APC por precios competitivos en el mercado mundial, por favor nos envíe una solicitud de cuotas para la fijación de precios. ¡Gracias!
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Especificaciones 74LS257APC

Fabricantes	National Semiconductor
Categoría	Circuitos integrados - Lógica - Interruptores de señal, multiplexores, decodificadores
Paquete	-
ECAD
Serie	74LS
Tipo	Data Selector/Multiplexer
Circuito	4 x 2:1
Circuitos Independientes	1
Corriente - Salida alta, baja	2.6mA, 24mA
Fuente de suministro de voltaje	Single Supply
Suministro de voltaje	4.75V ~ 5.25V
Temperatura de funcionamiento	0°C ~ 70°C
Tipo de montaje	Surface Mount
Paquete / caja	16-SOIC (0.154", 3.90mm Width)
Paquete de dispositivo del proveedor	16-SOIC

74LS257APC Packaging

74LS257APC FAQ

1. How to order 74LS257APC 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 74LS257APC is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the 74LS257APC. All suppliers must pass our qualification reviews before they can publish their products including 74LS257APC on Heisener; we pay more attention to the channels and quality of 74LS257APC products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the 74LS257APC price and inventory displayed accurate?

The price and inventory of 74LS257APC 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 74LS257APC?

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 74LS257APC we delivered, we will accept the replacement or return of the 74LS257APC 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 74LS257APC.

(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 74LS257APC pin diagram, 74LS257APC datasheet?

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

74LS257APC Garantías

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Si los artículos que recibió no tenían la calidad perfecta, seremos responsables de su reembolso o reemplazo, pero los artículos deben devolverse en su estado original.

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74LS257APC

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