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ALLCHIPS ELECTRONICS LIMITED

National Semiconductor 54LS21DMQB

54LS21DMQB


  • Manufacturer: National Semiconductor
  • Origchip NO: 54LS21DMQB
  • Package: 14-CDIP (0.300", 7.62mm)
  • Datasheet: pdfPDF
  • Stock: 7730
  • Description: 54LS21DMQB(Kg)

Quantity:

Qty

Unit Price

Ext Price

  • 82

    $0.57

    $46.74

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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
Logic Type AND Gate
Number of Circuits 2
Number of Inputs 4
Features -
Voltage - Supply 4.5V ~ 5.5V
Current - Quiescent (Max) 4.4 mA
Current - Output High, Low 400µA, 4mA
Input Logic Level - Low 0.7V
Input Logic Level - High 2V
Max Propagation Delay @ V, Max CL 18ns @ 5V, 50pF
Operating Temperature -55°C ~ 125°C
Mounting Type Through Hole
Supplier Device Package 14-CDIP
Package / Case 14-CDIP (0.300", 7.62mm)
Base Product Number 54LS21
RoHS Status Not applicable
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status Vendor Undefined
ECCN EAR99
HTSUS 8542.39.0001
Standard Package 1
AND Gate IC 2 Channel 14-CDIP

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