SN74ALS540NSR The SN74ALS540NSR is an octal buffer from Texas Instruments with 3-state outputs, operating at 4.5V to 5.5V. It is designed for high-speed applications.
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SN74ALS540NSR

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The SN74ALS540NSR is an octal buffer from Texas Instruments with 3-state outputs, operating at 4.5V to 5.5V. It is designed for high-speed applications.
✓ Total Stock: 113,000 pcs
$ Price Range: $2.62

SN74ALS540NSR Available from 1 distributor

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SN74ALS540NSR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Features
Input Type
Lead Style
Logic Type
Mounting Type
Number of Bits per Element
Number of Channels
Number of Elements
Operating Temperature
Output Type
Supplier Device Package
Supply Current
Voltage

SN74ALS540NSR Description

Short technical summary and product information.

The SN74ALS540NSR is an octal buffer and line driver IC from Texas Instruments, featuring 3-state outputs and an inverting logic type. It operates within a voltage range of 4.5V to 5.5V and offers a high-speed performance with a typical propagation delay between 5-10ns.

 

This component is designed with 8 channels and supports a maximum output drive current of 24mA (IOL) and -15mA (IOH). The input type is Bipolar, and the output type is 3-State, making it suitable for driving bus lines or buffering memory address registers.

 

The SN74ALS540NSR is available in a 20-SOIC surface mount package. Its operating temperature range is from 0°C to 70°C (TA). The device's pinout facilitates printed circuit board layout, with inputs and outputs on opposite sides of the package. The 3-state control gate is a 2-input NOR gate, ensuring outputs are in a high-impedance state when the output-enable inputs are high.

SN74ALS540NSR Quick Information

Product Type: Buffer/Driver/Transceiver
Canonical Name: SN74ALS540NSR Octal Buffer/Line Driver
Subcategory: Inverting Buffer

SN74ALS540NSR Compliance

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

SN74ALS540NSR Estimated Pricing

Qty Low High
1+ $2.62 $2.62

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

SN74ALS540NSR Features

  • Octal buffer with inverting logic.
  • 3-state outputs for bus driving.
  • High-speed operation (5-10ns tpd).
  • Wide operating voltage range (4.5V-5.5V).
  • Surface mount 20-SOIC package.

SN74ALS540NSR Applications

  • Ideal for bus line buffering.
  • Suitable for memory address registers.
  • Used in digital signal routing.
  • Component in logic level translation.

SN74ALS540NSR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating supply voltage range of the SN74ALS540NSR?

The SN74ALS540NSR operates from 4.5V to 5.5V.

What is the operating temperature range for the SN74ALS540NSR?

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

What package is the SN74ALS540NSR available in?

It is available in a 20-SOIC surface-mount package (0.209", 5.30mm width), with a supplier device package of 20-SO.

How many channels does the SN74ALS540NSR have?

The SN74ALS540NSR has 8 channels.

What is the output drive current capability of the SN74ALS540NSR?

It can sink 24mA and source 15mA.

Does the SN74ALS540NSR have 3-state outputs?

Yes, the output type is 3-State.

What is the propagation delay of the SN74ALS540NSR?

The propagation delay is 5-10ns.

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