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SN74ACT240DWR The SN74ACT240DWR is an octal buffer/driver from Texas Instruments featuring 3-state outputs and TTL-compatible CMOS inputs. It operates within a 4.5V to 5.5V supply range.
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SN74ACT240DWR

Available from 4 distributors
Mfr Name: Texas Instruments
Texas Instruments
The SN74ACT240DWR is an octal buffer/driver from Texas Instruments featuring 3-state outputs and TTL-compatible CMOS inputs. It operates within a 4.5V to 5.5V supply range.
✓ Total Stock: 8,697 pcs
$ Price Range: $0.33

SN74ACT240DWR Available from 4 distributors

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PROSOFT ELECTRONICS ✓
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3,747 pcs
On Request
3747 pcs On Request 1 On Request On Request 24+ On Request On Request
Xingangxin ✓
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3,000 pcs
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3000 pcs On Request 1 On Request On Request On Request On Request On Request
ACK ELEKTRONIK ✓
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1,750 pcs
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1750 pcs On Request 1 On Request On Request On Request On Request On Request
Bristol Electronics ✓
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200 pcs
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200 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

SN74ACT240DWR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Input Type
Logic Type
Mounting Type
Number of Bits per Element
Number of Elements
Operating Temperature
Output Current
Output Type
Supplier Device Package
Supplier Package
Supply Current
Voltage
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SN74ACT240DWR Description

Short technical summary and product information.

The Texas Instruments SN74ACT240DWR is an octal buffer and line driver designed for improved performance in bus-oriented systems. It features 3-state outputs and TTL-compatible CMOS inputs, operating with a supply voltage range of 4.5V to 5.5V.

 

This device is suitable for applications requiring high-speed buffering and driving, such as memory address drivers, clock drivers, and bus transceivers. It offers a maximum propagation delay of 8.5ns at 5V and supports an output current of 24mA.

 

The SN74ACT240DWR is packaged in a 20-SOIC (0.295", 7.50mm Width) surface-mount configuration. Its operating temperature range is -40°C to 85°C.

 

Key electrical characteristics include a supply current of 40µA and the ability to accept input voltages up to 5.5V. The device consists of two 4-bit elements, each providing inverting buffer functionality.

SN74ACT240DWR Quick Information

Product Type: Buffer/Driver
Canonical Name: SN74ACT240 Octal Buffer/Driver with 3-State Outputs
Subcategory: Inverting Buffer

SN74ACT240DWR Compliance

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

SN74ACT240DWR Estimated Pricing

Qty Low High
1+ $0.33 $0.33

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

SN74ACT240DWR Features

  • Octal inverting buffer with 3-state outputs.
  • Operates from 4.5V to 5.5V supply.
  • TTL-compatible CMOS input type.
  • 20-SOIC surface mount package.
  • Maximum propagation delay of 8.5ns.

SN74ACT240DWR Applications

  • Bus driving and signal buffering applications.
  • Memory address driver circuits.
  • Line driving with 3-state control.
  • Data bus isolation and direction control.
  • General purpose logic buffering and inversion.

SN74ACT240DWR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the SN74ACT240DWR?

The operating voltage range is 4.5V to 5.5V.

What is the package type for the SN74ACT240DWR?

The device is available in a 20-pin SOIC (20-SOIC) surface-mount package.

What is the operating temperature range of the SN74ACT240DWR?

The operating temperature range is -40°C to 85°C.

What is the logic type of the SN74ACT240DWR?

The logic type is Buffer, Inverting with 3-state outputs.

What is the maximum propagation delay of the SN74ACT240DWR?

The maximum propagation delay is 8.5ns at 5V.

What is the output current capability of the SN74ACT240DWR?

Each output can source or sink 24mA.

What is the maximum supply current of the SN74ACT240DWR?

The maximum supply current is 40µA.

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