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SN74F521DWR The Texas Instruments SN74F521DWR is an 8-bit identity comparator designed for comparing two 8-bit binary or BCD words. It operates within a 0°C to 70°C temperature range.
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SN74F521DWR

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments SN74F521DWR is an 8-bit identity comparator designed for comparing two 8-bit binary or BCD words. It operates within a 0°C to 70°C temperature range.
✓ Total Stock: 7,961 pcs
$ Price Range: $0.38

SN74F521DWR Available from 2 distributors

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✓ Non-Authorised
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7,716 pcs
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245 pcs
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SN74F521DWR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Current
Industrial Grade
Max Propagation Delay @ V, Max CL
Medical Grade
Military Grade
Mounting Type
Number of Bits
Operating Temperature
Output
Output Function
Storage Temperature
Supplier Device Package
Tape & Reel
Type
Voltage
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SN74F521DWR Description

Short technical summary and product information.

The SN74F521DWR from Texas Instruments is an 8-bit identity comparator. This integrated circuit is designed to perform comparisons on two 8-bit binary or Binary Coded Decimal (BCD) words, providing outputs to indicate equality.

 

Key electrical specifications include an operating voltage range of 4.5V to 5.5V and a maximum propagation delay of 10ns at 5V with a 50pF load capacitance. The device consumes minimal current, specified at 1mA and 20mA.

 

This comparator is suitable for operation in commercial environments, with an operating temperature range of 0°C to 70°C. It is supplied in a 20-SOIC surface-mount package, measuring 7.50mm in width.

 

The SN74F521DWR features an active low output and an A=B output function, making it useful in various digital logic applications requiring word comparison.

SN74F521DWR Quick Information

Product Type: Identity Comparator
Series: 74F
Canonical Name: SN74F521DWR 8-Bit Identity Comparator
Subcategory: Identity/Magnitude Comparators

SN74F521DWR Compliance

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

SN74F521DWR Estimated Pricing

Qty Low High
1+ $0.38 $0.38

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

SN74F521DWR Features

  • 8-bit identity comparator
  • Compares two 8-bit words
  • Operates from 4.5V to 5.5V
  • 10ns maximum propagation delay
  • Surface mount 20-SOIC package

SN74F521DWR Applications

  • Used in digital data comparison.
  • Suitable for equality detection circuits.
  • Integrated into logic control systems.
  • Applied in data processing units.
  • Utilized in embedded system designs.

SN74F521DWR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the SN74F521DWR?

The SN74F521DWR operates within a voltage range of 4.5V to 5.5V.

What is the operating temperature range of the SN74F521DWR?

The SN74F521DWR has an operating temperature range of 0°C to 70°C.

What type of device is the SN74F521DWR?

The SN74F521DWR is an Identity Comparator.

How many bits can the SN74F521DWR compare?

The SN74F521DWR can compare 8 bits.

What is the output function of the SN74F521DWR?

The output function of the SN74F521DWR is A=B.

What is the maximum propagation delay for the SN74F521DWR?

The maximum propagation delay is 10ns at 5V and 50pF.

What is the package type for the SN74F521DWR?

The SN74F521DWR comes in a 20-SOIC (0.295", 7.50mm Width) package.

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