SN74LS90N The Texas Instruments SN74LS90N is a decade counter IC designed for digital logic applications. It operates with a voltage range of 4.75V to 5.25V and a count rate of up to 42 MHz.
Mfr Part #:

SN74LS90N

Available from 4 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments SN74LS90N is a decade counter IC designed for digital logic applications. It operates with a voltage range of 4.75V to 5.25V and a count rate of up to 42 MHz.
✓ Total Stock: 4,423 pcs
$ Price Range: $1.51

SN74LS90N Available from 4 distributors

✓ Authorised
✓ Non-Authorised

SN74LS90N Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Count Rate
Direction
Logic Type
Mounting Type
Number of Bits per Element
Number of Elements
Operating Temperature
Package Quantity
Reset
Supplier Device Package
Supplier Package
Trigger Type
Voltage

SN74LS90N Description

Short technical summary and product information.

The SN74LS90N from Texas Instruments is a versatile decade counter integrated circuit. It features a count rate of up to 42 MHz and operates within a voltage range of 4.75V to 5.25V. This device is designed with asynchronous reset capabilities and counts on the negative edge of the input pulse.

 

Packaged in a 14-DIP through-hole configuration, the SN74LS90N is suitable for various electronic designs. Its operating temperature range is from 0°C to 70°C. The counter is a single element with 4 bits per element, designed for up-counting.

 

This component is part of the 74LS series, known for its reliability in digital logic circuits. It is often used in applications requiring counting or frequency division functions. The through-hole mounting makes it easy to integrate into breadboard prototypes or through-hole PCB designs.

SN74LS90N Quick Information

Product Type: Counter
Series: 74LS
Canonical Name: SN74LS90N Decade Counter
Subcategory: Decade Counter

SN74LS90N Compliance

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

SN74LS90N Estimated Pricing

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1+ $1.51 $1.51

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

SN74LS90N Features

  • Decade counter IC with 4-bit capability.
  • Operates from 4.75V to 5.25V supply.
  • Maximum count rate of 42 MHz.
  • Through-hole mounting in 14-DIP package.
  • Asynchronous reset for control.

SN74LS90N Applications

  • Digital frequency division circuits.
  • Counting and sequencing applications.
  • Embedded system control logic.
  • Prototyping with breadboards.
  • Through-hole PCB designs.

SN74LS90N FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage of the SN74LS90N?

4.75 V to 5.25 V.

What package does the SN74LS90N come in?

14-DIP (14-PDIP) through-hole package.

What is the operating temperature range?

0°C to 70°C.

What is the maximum count rate of the SN74LS90N?

42 MHz.

What trigger type does the SN74LS90N use?

Negative edge.

What type of reset does the SN74LS90N have?

Asynchronous reset.

What is the typical power dissipation of the SN74LS90N?

45 mW.

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