DM74LS244N The DM74LS244N from On Semiconductor is an octal buffer/line driver with 3-STATE outputs. It operates within a supply voltage range of 4.75V to 5.25V.
Mfr Part #:

DM74LS244N

Available from 4 distributors
Mfr Name: On Semiconductor
On Semiconductor
The DM74LS244N from On Semiconductor is an octal buffer/line driver with 3-STATE outputs. It operates within a supply voltage range of 4.75V to 5.25V.
✓ Total Stock: 5,877 pcs
$ Price Range: $1.20

DM74LS244N Available from 4 distributors

✓ Authorised
✓ Non-Authorised

DM74LS244N Specifications Quick View

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

DM74LS244N Description

Short technical summary and product information.

The DM74LS244N is an octal 3-STATE buffer/line driver designed for improved performance and PC board density. It features 3-STATE outputs that can drive bus lines directly and PNP inputs that reduce DC loading. The device provides improved noise rejection due to hysteresis at its data inputs.

 

Key electrical characteristics include a supply voltage range of 4.75V to 5.25V, with typical IOL of 24mA and IOH of -15mA. Propagation delay times are typically 10.5ns for inverting and 12ns for non-inverting operations, with enable/disable times around 18ns. Typical power dissipation is 130mW (inverting) and 135mW (non-inverting) when enabled.

 

This buffer is housed in a 20-PDIP (Plastic Dual-In-Line Package) with a through-hole mounting type. It operates within a free air temperature range of 0°C to 70°C. The DM74LS244N is suitable for applications such as memory-address drivers, clock drivers, and bus-oriented transmitters/receivers.

DM74LS244N Quick Information

Product Type: Buffer
Series: 74LS
Canonical Name: DM74LS244N Octal 3-STATE Buffer/Line Driver/Line Receiver
Subcategory: Buffers, Drivers, Receivers, Transceivers

DM74LS244N Compliance

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

DM74LS244N Estimated Pricing

Qty Low High
1+ $1.20 $1.20

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

DM74LS244N Features

  • Octal 3-STATE buffer/line driver.
  • Drives bus lines directly.
  • PNP inputs reduce DC loading.
  • Hysteresis improves noise margins.
  • 20-PDIP through-hole package.

DM74LS244N Applications

  • Memory address drivers.
  • Clock drivers.
  • Bus-oriented transmitters.
  • Bus-oriented receivers.

DM74LS244N FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the DM74LS244N?

The DM74LS244N operates from a supply voltage of 4.75V to 5.25V, with a nominal 5V.

What is the package type for the DM74LS244N?

The DM74LS244N is packaged in a 20-DIP (0.300", 7.62mm) package with through-hole mounting.

What is the operating temperature range of the DM74LS244N?

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

What is the logic type of the DM74LS244N?

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

How many elements and bits per element does the DM74LS244N have?

The device has 2 elements, each with 4 bits, for a total of 8 bits.

What are the typical propagation delays of the DM74LS244N?

The typical propagation delay is 12ns for the noninverting path and 10.5ns for the inverting path.

What is the output type of the DM74LS244N?

The output type is 3-State.

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