SN54LS74AJ The SN54LS74AJ is a dual D-type positive-edge-triggered flip-flop from Texas Instruments. It features independent flip-flops with preset and clear functions.
Mfr Part #:

SN54LS74AJ

Available from 1 distributors
Mfr Name: Motorola Semicondutor
Motorola Semicondutor
The SN54LS74AJ is a dual D-type positive-edge-triggered flip-flop from Texas Instruments. It features independent flip-flops with preset and clear functions.
✓ Total Stock: 21 pcs
$ Price Range: $9.89

SN54LS74AJ Available from 1 distributor

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✓ Non-Authorised
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21 pcs
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SN54LS74AJ Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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SN54LS74AJ Description

Short technical summary and product information.

The SN54LS74AJ is a military-grade integrated circuit featuring two independent D-type positive-edge-triggered flip-flops. Each flip-flop includes asynchronous preset and clear inputs, allowing for direct setting or resetting of the output regardless of other inputs. When preset and clear are inactive (high), data at the D input is transferred to the outputs on the positive-going edge of the clock pulse, provided setup time requirements are met. The device operates within a wide temperature range of -55°C to 125°C, making it suitable for demanding environments.

 

Key electrical characteristics include a maximum clock frequency of 25 MHz, a maximum IOL of 8 mA, and a maximum IOH of -0.4 mA. The supply current is rated at a maximum of 8000 µA. The technology family is LS, with bipolar input and push-pull output types. Propagation delay is specified between 10-50 ns.

 

This component is available in various package options, including plastic 'Small Outline' packages, ceramic chip carriers, flat packages, and plastic and ceramic DIPs. Its design is focused on providing reliable digital logic functions for a variety of applications requiring clocked data storage and manipulation.

SN54LS74AJ Quick Information

Product Type: Flip Flop
Canonical Name: Dual D-type Positive-Edge-Triggered Flip-Flops With Preset And Clear
Subcategory: D-type Flip-Flop

SN54LS74AJ Compliance

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

SN54LS74AJ Estimated Pricing

Qty Low High
1+ $9.89 $9.89

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

SN54LS74AJ Features

  • Dual D-type positive-edge-triggered flip-flops
  • Asynchronous preset and clear inputs
  • Maximum clock frequency of 25 MHz
  • Wide operating temperature range: -55°C to 125°C
  • Available in multiple package types

SN54LS74AJ Applications

  • Digital logic circuits
  • Data synchronization
  • State machine implementation
  • Control signal generation

SN54LS74AJ FAQs

4 frequently asked questions generated from this part’s specifications.
What is the maximum clock frequency for the SN54LS74AJ?

The maximum clock frequency for the SN54LS74AJ is 25 MHz.

What is the operating temperature range of the SN54LS74AJ?

The SN54LS74AJ operates over a temperature range of -55°C to 125°C.

What type of flip-flops are in the SN54LS74AJ?

The SN54LS74AJ contains two independent D-type positive-edge-triggered flip-flops.

Does the SN54LS74AJ have preset and clear functions?

Yes, the SN54LS74AJ features asynchronous preset and clear inputs.

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