SN74ALS540-1NSR The SN74ALS540-1NSR is an 8-channel, inverting buffer with 3-state outputs from Texas Instruments. It operates within a voltage range of 4.5V to 5.5V.
Mfr Part #:

SN74ALS540-1NSR

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The SN74ALS540-1NSR is an 8-channel, inverting buffer with 3-state outputs from Texas Instruments. It operates within a voltage range of 4.5V to 5.5V.
✓ Total Stock: 1,760 pcs
$ Price Range: $2.23

SN74ALS540-1NSR Available from 2 distributors

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1,710 pcs
1710 pcs On Request 1 On Request On Request 03+ On Request On Request
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50 pcs
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SN74ALS540-1NSR 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
Voltage

SN74ALS540-1NSR Description

Short technical summary and product information.

The SN74ALS540-1NSR is an octal buffer and line driver from Texas Instruments, featuring 8 channels with inverting logic and 3-state outputs. This component operates with a supply voltage range of 4.5V to 5.5V and is designed for high-speed applications with a typical propagation delay between 5-10ns.

 

The device is housed in a 20-SOIC package, suitable for surface mounting. It supports output currents of up to 15mA and 48mA. The operating temperature range is from 0°C to 70°C, making it suitable for various industrial and commercial applications.

 

Designed for driving bus lines or buffer memory address registers, the SN74ALS540-1NSR offers efficient data flow. The 3-state control gate is a 2-input NOR gate, enabling all eight outputs to enter a high-impedance state when either output-enable input is high. The pinout facilitates printed circuit board layout with inputs and outputs on opposite sides of the package.

SN74ALS540-1NSR Quick Information

Product Type: Octal Buffer/Line Driver
Series: SN74ALS540-1
Canonical Name: SN74ALS540-1NSR Octal Buffer/Line Driver
Subcategory: Inverting Buffer

SN74ALS540-1NSR Compliance

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

SN74ALS540-1NSR Estimated Pricing

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1+ $2.23 $2.23

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

SN74ALS540-1NSR Features

  • 8-channel inverting buffer with 3-state outputs.
  • Operates from 4.5V to 5.5V supply voltage.
  • Surface mountable in a 20-SOIC package.
  • High-speed performance with 5-10ns propagation delay.
  • Designed for driving bus lines and memory registers.

SN74ALS540-1NSR Applications

  • Ideal for bus line driving applications.
  • Suitable for buffering memory address registers.
  • Used in digital logic systems requiring signal inversion.
  • Component for high-speed data transmission circuits.

SN74ALS540-1NSR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the SN74ALS540-1NSR?

The operating voltage range is 4.5V to 5.5V.

What is the package type for the SN74ALS540-1NSR?

The package is 20-SOIC (0.209", 5.30mm Width).

What is the operating temperature range?

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

How many channels does the SN74ALS540-1NSR have?

It has 8 channels.

What is the output type of this buffer?

The output type is 3-State.

What is the logic type of the SN74ALS540-1NSR?

The logic type is Buffer, Inverting.

What is the propagation delay of the SN74ALS540-1NSR?

It has very high speed with a propagation delay of 5-10ns (tpd).

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