SNJ54LS109AJ The Texas Instruments SNJ54LS109AJ is a dual J-K positive-edge-triggered flip-flop. It operates within a military temperature range and features TTL input and Push-Pull output.
Mfr Part #:

SNJ54LS109AJ

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments SNJ54LS109AJ is a dual J-K positive-edge-triggered flip-flop. It operates within a military temperature range and features TTL input and Push-Pull output.
✓ Total Stock: 371 pcs
$ Price Range: $0.86

SNJ54LS109AJ Available from 2 distributors

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
246 pcs
246 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
125 pcs
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SNJ54LS109AJ Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Frequency
Features
Input Type
Military Grade
Number of Channels
Operating Temperature
Output Type

SNJ54LS109AJ Description

Short technical summary and product information.

The SNJ54LS109AJ from Texas Instruments is a dual J-K positive-edge-triggered flip-flop designed for military applications. It features independent flip-flops with preset and clear inputs. When preset and clear are inactive, data at the J and K inputs are transferred to the outputs on the positive-going edge of the clock pulse. This device is characterized for operation over the full military temperature range of -55°C to 125°C.

 

Key electrical characteristics include a clock frequency of up to 30 MHz, a maximum supply current of 15000 µA, and output drive capabilities of IOL (max) -0.4 mA and IOH (max) 8 mA. The input type is TTL and the output type is Push-Pull. These flip-flops can be configured as toggle flip-flops by grounding K and tying J high, or as D-type flip-flops if J and K are tied together.

 

The SNJ54LS109AJ is available in various package options including CDIP, CFP, SOIC, PDIP, and SOP, typically with 16 pins. The device is suitable for applications requiring high-speed logic operations and reliable performance in demanding environments.

SNJ54LS109AJ Quick Information

Product Type: Flip Flop
Series: 54LS109A
Canonical Name: SNJ54LS109A Dual J-K Positive-Edge-Triggered Flip-Flops
Subcategory: Dual J-K Positive-Edge-Triggered Flip-Flops

SNJ54LS109AJ Compliance

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

SNJ54LS109AJ Estimated Pricing

Qty Low High
1+ $0.86 $0.86

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

SNJ54LS109AJ Features

  • Dual J-K positive-edge-triggered flip-flops.
  • Features independent preset and clear inputs.
  • Operates over full military temperature range.
  • TTL input and Push-Pull output.
  • Available in 16-pin packages.

SNJ54LS109AJ Applications

  • Suitable for high-speed logic circuits.
  • Ideal for military and aerospace applications.
  • Used in control and sequencing systems.
  • Can be configured as toggle or D-type flip-flops.

SNJ54LS109AJ FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating temperature range of the SNJ54LS109AJ?

-55°C to 125°C.

What package types are available for this flip-flop?

CDIP, CFP, SOIC, PDIP, and SOP with 16 pins.

What is the maximum clock frequency?

30 MHz.

How many flip-flops are in the SNJ54LS109AJ?

Two (dual).

What is the input type?

TTL.

What is the output type?

Push-Pull.

What is the technology family of this device?

LS (Low-Power Schottky).

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