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ALLCHIPS ELECTRONICS LIMITED

National Semiconductor 54LS257ALMQB

54LS257ALMQB


  • Manufacturer: National Semiconductor
  • Origchip NO: 54LS257ALMQB
  • Package: 20-CLCC
  • Datasheet: pdfPDF
  • Stock: 431
  • Description: 54LS257ALMQB(Kg)

Quantity:

Qty

Unit Price

Ext Price

  • 85

    $3.57

    $303.45

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In Stock

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Our sales will reply to your request by email within 24 hours.

IMPORTANT NOTICE

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2. Since inventories and prices may fluctuate to some extent, the sales manager is going to reconfirm the order and let you know if there are any updates.

Shipping Cost

Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.)
The basic freight (for package ≤0.5kg or corresponding volume) depends on the time zone and country.

Shipping Method

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

Delivery Time

Once the goods are shipped, estimated delivery time depends on the shipping methods you chose:

FedEx International, 5-7 business days.

The following are some common countries' logistic time.

SPECIFICATIONS

Parameters
Mfr National Semiconductor
Series 54LS
Package Bulk
Product Status Active
Type Data Selector/Multiplexer
Circuit 4 x 2:1
Independent Circuits 1
Current - Output High, Low 1mA, 12mA
Voltage Supply Source Single Supply
Voltage - Supply 4.5V ~ 5.5V
Operating Temperature -55°C ~ 125°C
Mounting Type Surface Mount
Package / Case 20-CLCC
Supplier Device Package 20-LCCC (8.89x8.89)
Base Product Number 54LS257
RoHS Status Not applicable
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status Vendor Undefined
ECCN EAR99
HTSUS 8542.39.0001
Standard Package 1
Data Selector/Multiplexer 4 x 2:1 20-LCCC (8.89x8.89)

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