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HomeProductsIsolatorsDigital IsolatorsISO7521CDWR
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ISO7521CDWR - Texas Instruments

Manufacturer Part Number
ISO7521CDWR
Manufacturer
Texas Instruments
Allelco Part Number
32D-ISO7521CDWR
ECAD Model
Parts Description
DGTL ISO 4243VRMS 2CH GP 16SOIC
Detailed Description
Package
16-SOIC (0.295', 7.50mm Width)
Data sheet
ISO7520(21).pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 14446
  • Unit Price: $3.88
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $3.88 $3.88
10+ $3.487 $34.87
25+ $3.296 $82.40
100+ $2.857 $285.70
250+ $2.71 $677.50
500+ $2.432 $1,216.00
1000+ $2.073 $2,073.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.
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Our certification

Specifications

ISO7521CDWR Tech Specifications
Texas Instruments - ISO7521CDWR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - ISO7521CDWR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply 3.15V ~ 3.45V, 4.75V ~ 5.25V  
Voltage - Isolation 4243Vrms  
Type General Purpose  
Technology Capacitive Coupling  
Supplier Device Package 16-SOIC  
Series -  
Rise / Fall Time (Typ) 1ns, 1ns  
Pulse Width Distortion (Max) 3.7ns  
Propagation Delay tpLH / tpHL (Max) 14ns, 14ns  
Package / Case 16-SOIC (0.295', 7.50mm Width)  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Operating Temperature -40°C ~ 105°C  
Number of Channels 2  
Mounting Type Surface Mount  
Isolated Power No  
Inputs - Side 1/Side 2 1/1  
Data Rate 1Mbps  
Common Mode Transient Immunity (Min) 25kV/µs  
Channel Type Unidirectional  
Base Product Number ISO7521  

Parts Introduction

Manufacturer Part Number

ISO7521CDWR

Manufacturer

Texas Instruments

Introduction

Digital Isolator

Provides galvanic isolation between two digital systems

Product Features and Performance

2 channels

Rise/Fall Time: 1ns

Propagation Delay: 14ns max

Pulse Width Distortion: 3.7ns max

Common Mode Transient Immunity: 25kV/s min

Data Rate: 1Mbps

Voltage Supply: 3.15V 3.45V, 4.75V 5.25V

Unidirectional channel type

Capacitive coupling technology

Product Advantages

Reliable galvanic isolation

Fast switching speed

Low propagation delay

High common mode transient immunity

Wide supply voltage range

Key Technical Parameters

Operating Temperature: -40°C to 105°C

Isolation Voltage: 4243Vrms

Package: 16-SOIC (0.295", 7.50mm Width)

Mounting Type: Surface Mount

Quality and Safety Features

RoHS3 compliant

Compatibility

Compatible with various digital systems that require galvanic isolation

Application Areas

Industrial automation

Motor control

Power supplies

Medical equipment

General purpose digital isolation

Product Lifecycle

Currently available

No information on discontinuation or upgrades

Key Reasons to Choose This Product

Reliable galvanic isolation between digital systems

High-speed performance with fast rise/fall time and low propagation delay

Wide supply voltage range for flexibility in system design

High common mode transient immunity for robust operation

RoHS3 compliance for environmental considerations

Surface mount package for easy integration into circuits

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments ISO7521CDWR

Product Attribute ISO7521CDWR ISO7421EQDWRQ1 ISO7631FCDWR ISO7421FEDR
Part Number ISO7521CDWR ISO7421EQDWRQ1 ISO7631FCDWR ISO7421FEDR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Operating Temperature -40°C ~ 105°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Rise / Fall Time (Typ) 1ns, 1ns 1ns, 1ns 2.8ns, 2.9ns 1.8ns, 1.7ns
Propagation Delay tpLH / tpHL (Max) 14ns, 14ns 14ns, 14ns 28ns, 28ns 11ns, 11ns
Series - Automotive, AEC-Q100 - -
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Voltage - Supply 3.15V ~ 3.45V, 4.75V ~ 5.25V 3.15V ~ 3.45V, 4.75V ~ 5.25V 3V ~ 5.5V 3V ~ 5.5V
Common Mode Transient Immunity (Min) 25kV/µs 25kV/µs 25kV/µs 25kV/µs
Voltage - Isolation 4243Vrms 2500Vrms 2500Vrms 2500Vrms
Base Product Number ISO7521 ISO7421 ISO7631 ISO7421
Pulse Width Distortion (Max) 3.7ns 3.7ns 3ns 3.7ns
Number of Channels 2 2 3 2
Type General Purpose General Purpose General Purpose General Purpose
Technology Capacitive Coupling Capacitive Coupling Capacitive Coupling Capacitive Coupling
Inputs - Side 1/Side 2 1/1 1/1 2/1 1/1
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Data Rate 1Mbps 50Mbps 25Mbps 50Mbps
Supplier Device Package 16-SOIC 16-SOIC 16-SOIC 8-SOIC
Package / Case 16-SOIC (0.295', 7.50mm Width) 16-SOIC (0.295', 7.50mm Width) 16-SOIC (0.295", 7.50mm Width) 8-SOIC (0.154", 3.90mm Width)
Channel Type Unidirectional Unidirectional Unidirectional Unidirectional
Isolated Power No No No No

ISO7521CDWR Datasheet PDF

Download ISO7521CDWR pdf datasheets and Texas Instruments documentation for ISO7521CDWR - Texas Instruments.

PCN Design/Specification
Cylindrical Battery Holders.pdf
HTML Datasheet
ISO7520(21).pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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ISO7521CDWR Image

ISO7521CDWR

Texas Instruments
32D-ISO7521CDWR

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