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

54F190LMQB

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Nº de pieza	54F190LMQB
Fabricantes	National Semiconductor
Descripción	IC BCD COUNTER 4-BIT 20LCCC
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	nov 15 - nov 20 (Elija envío expedito)
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Especificaciones 54F190LMQB

Fabricantes	National Semiconductor
Categoría	Circuitos integrados - Lógica - Contadores, divisores
Paquete	-
ECAD
Serie	54F
Tipo de lógica	BCD Counter, Decade
Dirección	Up, Down
Cantidad de elementos	1
Número de bits por elemento	4
Reiniciar	Asynchronous
Sincronización	Synchronous
Tasa de contar	125 MHz
Tipo de disparador	Positive Edge
Suministro de voltaje	4.5 V ~ 5.5 V
Temperatura de funcionamiento	-55°C ~ 125°C (TA)
Tipo de montaje	Surface Mount
Paquete / caja	20-CLCC
Paquete de dispositivo del proveedor	20-LCCC (8.89x8.89)

54F190LMQB Packaging

54F190LMQB FAQ

1. How to order 54F190LMQB on Heisener?

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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.
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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?

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54F190LMQB

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