EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
SN74F521NSR Real Image
Same model may have multiple batches, images only for reference.

SN74F521NSR

Part No SN74F521NSR
Manufacturer Texas Instruments
Catalog Logic - Comparators
Description IC COMPARATOR IDENTITY 8B 20SO
Datasheet
SN74F521NSR Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Categories Integrated Circuits
Manufacturer Texas Instruments
Packaging Reel - TR
Status Active
Type Identity Comparator
Number of Bits 8
Output Active Low
Output Function A=B
Supply Voltage - Operating 4.5 V to 5.5 V
Current - Output High, Low 1mA, 20mA
Max Propagation Delay @ V, Max CL 10ns @ 5V, 50pF
Temperature Range - Operating 0°C to 70°C
Mounting Surface Mount
Win Source Part Number 120832-SN74F521NSR
Popularity Medium
Supply and Demand Status Balance
Ultra Librarian 3D Model Ultra Librarian SN74F521NSR CAD Model

Description

The SN74F521NSR is a high-quality, high-performance integrated circuit (IC) manufactured by Texas Instruments, a global leader in semiconductor technology.

  • Type: 8-bit identity comparator
  • Package: 20-pin SOP
  • Supply Voltage Range: 4.5 V to 5.5 V
  • Propagation Delay Time: 6.5 ns (typical)
  • Output Options: Active-low equal (EQ) output and active-low enable (EN) inputs
  • Operating Temperature Range: -40°C to 85°C
  • RoHS and Green Standards: Compliant

You May Also Be Interested in

SN74S85NSRE4 Real Image
SN74S85NSRE4
Texas Instruments
IC COMPARATOR MAGNITUDE 16SO / Magnitude Comparator Bit Active High Output AB 16-SO
Need more? Email Us
SN74ALS679NSR Real Image
SN74ALS679NSR
Texas Instruments
IC COMPARATOR ADDRESS 12B 20SO / Magnitude Comparator Bit Active High Output 20-SO
Need more? Email Us
SN74ALS518NSR Real Image
SN74ALS518NSR
Texas Instruments
IC COMPARATOR IDENTITY 8B 20SO / Magnitude Comparator Bit Active High Output A=B 20-SO
Need more? Email Us
SN74ALS520DWRE4 Real Image
SN74ALS520DWRE4
Texas Instruments
IC COMPARATOR IDENTITY 8B 20SOIC / Magnitude Comparator Bit Active Low Output A=B 20-SOIC
Need more? Email Us
SY100E166JZ Real Image
SY100E166JZ
Microchip Technology
IC COMPARATOR MAGNITUDE 28PLCC / Magnitude Comparator Bit Active High Output AB 28-PLCC (11.48x11.48)
Need more? Email Us
CD74HC688MG4 Texas Instruments – Price, Stock & Datasheet
CD74HC688MG4
Texas Instruments
IC COMPARATOR IDENTITY 8B 20SOIC
Need more? Email Us
SN74LS688DWG4 Texas Instruments – Price, Stock & Datasheet
SN74LS688DWG4
Texas Instruments
IC COMPARATOR IDENTITY 8B 20SOIC
Need more? Email Us
SN74ALS688DWR Real Image
SN74ALS688DWR
Texas Instruments
IC COMPARATOR IDENTITY 8B 20SOIC / Magnitude Comparator Bit Active Low Output A=B 20-SOIC
Need more? Email Us
Picture of 74HC85DB,112
74HC85DB,112
Nexperia USA Inc.
74HC85DB - MAGNITUDE COMPARATOR
Need more? Email Us

Top Sellers

NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0594
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.9399
FT4232HL real image4446
FT4232HL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.7805
FT230XS-R real image4301
FT230XS-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $5.8211
EPM3128ATC100-10N real image
EPM3128ATC100-10N
Altera
IC CPLD 128MC 10NS 100TQFP
Lowest to $3.3015
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $3.3264
BM06B-GHS-TBT(LF)(SN)(N) Real Image2
BM06B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER SMD 6POS 1.25MM
Lowest to $0.5279
BMM150 label picture
BMM150
Bosch Sensortec
SENSOR FLIPCORE/HALL SPI 12WLCSP / Geomagnetic Sensor
Lowest to $0.7128
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $6.1775
TPSM63606RDLR Real Image
TPSM63606RDLR
Texas Instruments
DC DC CONVERTER 1-16V / Non-Isolated PoL Module DC DC Converter 1 Output 1 ~ 16V 6A 3V - 36V Input
Lowest to $13.8313
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $10.4542
PI3740-00-LGIZ real image
PI3740-00-LGIZ
Vicor Corporation
DC DC CONVERTER 10-50V / 8V – 60VIN , 10V – 50VOUT , 50 – 140W Cool-Power ZVS Buck-Boost Regulator
Lowest to $41.3948
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $1.6632
FT234XD-R real image
FT234XD-R
FTDI, Future Technology Devices International Ltd
USB-to-UART 1-CH 512byte FIFO 5V 12-Pin DFN EP T/R / IC USB SERIAL BASIC UART 12DFN
Lowest to $4.2292
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $19.0076

Pricing & Ordering

Quantity Unit Price Ext. Price
60+ $0.9032 $54.1920
135+ $0.7411 $100.0485
210+ $0.7179 $150.7590
290+ $0.6948 $201.4920
375+ $0.6716 $251.8500
500+ $0.6022 $301.1000
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 1,620 pieces
MOQ: 60 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?
Ordering Guidelines

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess