SN74LS73AN The SN74LS73AN is a dual JK flip-flop from Texas Instruments with individual J-K, clock, and direct clear inputs. It features negative edge triggering and operates over a temperature range of 0°C to 70°C.
Mfr Part #:

SN74LS73AN

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The SN74LS73AN is a dual JK flip-flop from Texas Instruments with individual J-K, clock, and direct clear inputs. It features negative edge triggering and operates over a temperature range of 0°C to 70°C.
✓ Total Stock: 25 pcs
$ Price Range: $1.34

SN74LS73AN Available from 1 distributor

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SN74LS73AN Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Frequency
Current
Function
Max Propagation Delay @ V, Max CL
Mounting Type
Number of Bits per Element
Number of Elements
Operating Temperature
Output Type
SVHC Present
Supplier Device Package
Trigger Type
Type
Voltage

SN74LS73AN Description

Short technical summary and product information.

The SN74LS73AN is a dual JK flip-flop integrated circuit manufactured by Texas Instruments. This component contains two independent JK flip-flops, each with individual J-K inputs, a clock input, and a direct clear input. The flip-flops are negative-edge-triggered, meaning they change state on the high-to-low transition of the clock signal. The J and K inputs must be stable one setup time prior to this clock transition for predictable operation.

 

A direct clear input is also provided for each flip-flop. When the clear input is low, it overrides the clock and data inputs, forcing the Q output low and the Q\ output high, regardless of other inputs. This ensures a known reset state.

 

The SN74LS73AN operates with a supply voltage range of 4.75V to 5.25V and consumes approximately 6 mA of current. It can achieve a clock frequency of up to 45 MHz, with a maximum propagation delay of 20ns at 5V and 45pF. The device is characterized for operation from 0°C to 70°C (TA).

 

Packaged in a 14-pin Dual In-line Package (PDIP) with a 0.300" (7.62mm) body width, the SN74LS73AN is designed for through-hole mounting. The standard package quantity is 25 units per tube.

SN74LS73AN Quick Information

Product Type: JK Flip-Flop
Series: 74LS
Canonical Name: SN74LS73AN Dual J-K Flip-Flop
Subcategory: JK Flip-Flop

SN74LS73AN Compliance

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

SN74LS73AN Estimated Pricing

Qty Low High
1+ $1.34 $1.34

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

SN74LS73AN Features

  • Dual JK flip-flops with clear inputs.
  • Negative edge-triggered clock input.
  • Operates from 4.75V to 5.25V supply.
  • Up to 45 MHz clock frequency.
  • Available in 14-PDIP through-hole package.

SN74LS73AN Applications

  • Digital state storage circuits.
  • Sequential logic designs.
  • Control and timing applications.
  • Data synchronization tasks.

SN74LS73AN FAQs

7 frequently asked questions generated from this part’s specifications.
What type of flip-flop is the SN74LS73AN?

The SN74LS73AN is a JK type flip-flop.

How is the SN74LS73AN triggered?

The SN74LS73AN is triggered by a negative edge.

What is the operating voltage range for the SN74LS73AN?

The operating voltage range for the SN74LS73AN is 4.75V to 5.25V.

What is the operating temperature range of the SN74LS73AN?

The SN74LS73AN operates from 0°C to 70°C.

What package is the SN74LS73AN available in?

The SN74LS73AN is available in a 14-PDIP package.

What is the maximum clock frequency for the SN74LS73AN?

The SN74LS73AN has a maximum clock frequency of 45 MHz.

What is the propagation delay of the SN74LS73AN?

The maximum propagation delay for the SN74LS73AN is 20ns at 5V and 45pF.

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