SN74LS540DW The Texas Instruments SN74LS540DW is an octal buffer/line driver with 3-state outputs. It operates at 5V and comes in a 20-SOIC package.
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SN74LS540DW

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments SN74LS540DW is an octal buffer/line driver with 3-state outputs. It operates at 5V and comes in a 20-SOIC package.
✓ Total Stock: 37,667 pcs
$ Price Range: $1.20

SN74LS540DW Available from 1 distributor

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SN74LS540DW Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Failure Rate
Logic Type
Mounting Type
Number of Bits per Element
Number of Channels
Number of Elements
Number of Inputs
Number of Outputs
Operating Temperature
Output Type
Propagation Delay
Supplier Device Package
Voltage

SN74LS540DW Description

Short technical summary and product information.

The SN74LS540DW from Texas Instruments is an octal buffer/line driver designed for 3-state output applications. This logic IC operates within a supply voltage range of 4.75V to 5.25V, with a nominal operating voltage of 5V.

 

Key electrical characteristics include a propagation delay of 38ns and a turn-on delay time of 15ns. It supports a high-level output current of -15mA and a low-level output current of 24mA. The device features 8 bits per element and a total of 8 input and 8 output lines, functioning as a buffer with inverting logic.

 

Packaged in a 20-SOIC surface-mount form factor, the SN74LS540DW is suitable for various electronic designs. The operating temperature range is from 0°C to 70°C (TA). This component is part of the 74LS series.

 

Environmental compliance includes RoHS3 status as compliant, MSL 1 Unlimited, and REACH unaffected. The component is designed for surface mounting.

SN74LS540DW Quick Information

Product Type: Buffer/Driver/Receiver/Transceiver
Series: 74LS
Canonical Name: SN74LS540DW Octal 3-State Buffer/Line Driver
Subcategory: Buffer

SN74LS540DW Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

SN74LS540DW Estimated Pricing

Qty Low High
1+ $1.20 $1.20

Estimated market price range - modelled values for guidance only, not live distributor offers.

SN74LS540DW Features

  • Octal 3-state buffer/line driver.
  • Operates at 5V supply voltage.
  • Features 38ns propagation delay.
  • Surface mount 20-SOIC package.
  • RoHS3 compliant.

SN74LS540DW Applications

  • Bus line driving in digital systems.
  • Memory address register buffering.
  • Inverting signal buffering applications.
  • General-purpose logic level translation.

SN74LS540DW FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating supply voltage range of the SN74LS540DW?

The operating supply voltage range is 4.75V to 5.25V.

What is the propagation delay of the SN74LS540DW?

The propagation delay is 38ns.

What package does the SN74LS540DW come in?

The SN74LS540DW is housed in a 20-SOIC (0.295", 7.50mm Width) surface-mount package.

What is the operating temperature range of the SN74LS540DW?

The operating temperature range is 0°C to 70°C.

How many channels does the SN74LS540DW have?

The SN74LS540DW has 8 channels.

What is the logic type of the SN74LS540DW?

The logic type is Buffer, Inverting.

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