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SN74LS688N The Texas Instruments SN74LS688N is an 8-bit identity comparator designed for logic applications. It features through-hole mounting and operates within a temperature range of 0°C to 70°C.
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SN74LS688N

Available from 5 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments SN74LS688N is an 8-bit identity comparator designed for logic applications. It features through-hole mounting and operates within a temperature range of 0°C to 70°C.
✓ Total Stock: 236 pcs
$ Price Range: $0.50

SN74LS688N Available from 5 distributors

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SN74LS688N Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Lead Style
Max Propagation Delay @ V, Max CL
Mounting Type
Number of Bits
Operating Temperature
Output
Output Function
Supplier Device Package
Type
Voltage
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SN74LS688N Description

Short technical summary and product information.

The Texas Instruments SN74LS688N is an integrated circuit belonging to the comparator family, specifically an 8-bit identity comparator. This component is designed for through-hole mounting, making it suitable for various electronic assemblies. It operates within a voltage range of 4.85V to 5.25V and functions across an industrial temperature range of 0°C to 70°C.

 

Key electrical characteristics include an output function of A=B and an active low output. The device boasts a maximum propagation delay of 23ns at 5V with a 45pF load capacitance. It is packaged in a standard 20-PDIP configuration.

 

This identity comparator is useful in digital logic circuits where comparing the equality of two 8-bit data buses is required. Its through-hole package facilitates ease of use in breadboarding and through-hole PCB designs.

SN74LS688N Quick Information

Product Type: Identity Comparator
Series: SN74LS
Canonical Name: Texas Instruments SN74LS688N 8-Bit Identity Comparator
Subcategory: Identity Comparator

SN74LS688N Compliance

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

SN74LS688N Estimated Pricing

Qty Low High
1+ $0.50 $0.50

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

SN74LS688N Features

  • 8-bit identity comparator with A=B output.
  • Through-hole mounting for easy assembly.
  • Wide operating voltage from 4.85V to 5.25V.
  • Operates from 0°C to 70°C temperature range.
  • Fast propagation delay of 23ns at 5V.

SN74LS688N Applications

  • Used for 8-bit data comparison tasks.
  • Suitable for digital logic systems.
  • Integrates into through-hole PCB designs.
  • Functions in standard temperature environments.
  • Provides active low equality detection.

SN74LS688N FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the SN74LS688N?

The SN74LS688N operates within a voltage range of 4.85V to 5.25V.

What is the package type for the SN74LS688N?

The SN74LS688N is supplied in a 20-PDIP package.

What is the operating temperature range of the SN74LS688N?

The operating temperature range for the SN74LS688N is 0°C to 70°C.

What is the type of comparator for the SN74LS688N?

The SN74LS688N is an Identity Comparator.

How many bits does the SN74LS688N comparator handle?

The SN74LS688N is an 8-bit comparator.

What is the output function of the SN74LS688N?

The output function of the SN74LS688N is A=B.

What is the maximum propagation delay for the SN74LS688N?

The maximum propagation delay is 23ns at 5V with a 45pF load.

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