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HomeProductsIsolatorsDigital IsolatorsISO7821DWR
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ISO7821DWR - Texas Instruments

Manufacturer Part Number
ISO7821DWR
Manufacturer
Texas Instruments
Allelco Part Number
32D-ISO7821DWR
ECAD Model
Parts Description
DGTL ISO 5700VRMS 2CH GP 16SOIC
Package
16-SOIC (0.295', 7.50mm Width)
Data sheet
Industrial Automation Solutions Guide.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 11470

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Specifications

ISO7821DWR Tech Specifications
Texas Instruments - ISO7821DWR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - ISO7821DWR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply 2.25V ~ 5.5V  
Voltage - Isolation 5700Vrms  
Type General Purpose  
Technology Capacitive Coupling  
Supplier Device Package 16-SOIC  
Series -  
Rise / Fall Time (Typ) 2.4ns, 2.4ns  
Pulse Width Distortion (Max) 4.6ns  
Propagation Delay tpLH / tpHL (Max) 16ns, 16ns  
Package / Case 16-SOIC (0.295', 7.50mm Width)  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Operating Temperature -55°C ~ 125°C  
Number of Channels 2  
Mounting Type Surface Mount  
Isolated Power No  
Inputs - Side 1/Side 2 1/1  
Data Rate 100Mbps  
Common Mode Transient Immunity (Min) 100kV/µs  
Channel Type Unidirectional  
Base Product Number ISO7821  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 2 (1 Year)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

ISO7821DWR

Manufacturer

Texas Instruments

Introduction

Isolated digital signal transmission device

Provides high-speed isolation between two digital systems

Product Features and Performance

2-channel digital isolator

Capacitive isolation technology

High common-mode transient immunity (100kV/s min)

Fast propagation delay (16ns max) and rise/fall time (2.4ns typ)

Wide operating voltage range (2.25V to 5.5V)

High data rate (100Mbps)

Low pulse width distortion (4.6ns max)

Product Advantages

Compact 16-SOIC surface mount package

Robust isolation voltage (5700Vrms)

Wide temperature range (-55°C to 125°C)

RoHS-3 compliant

Key Technical Parameters

Number of Channels: 2

Isolation Voltage: 5700Vrms

Propagation Delay: 16ns max

Rise/Fall Time: 2.4ns typ

Pulse Width Distortion: 4.6ns max

Common-Mode Transient Immunity: 100kV/s min

Data Rate: 100Mbps

Supply Voltage: 2.25V to 5.5V

Quality and Safety Features

RoHS-3 compliant

Wide temperature range (-55°C to 125°C)

Compatibility

Universal compatibility with digital systems

Application Areas

Industrial automation

Motor control

Power supplies

Measurement and instrumentation

Medical equipment

Product Lifecycle

Active product, no plans for discontinuation

Replacement and upgrade options available

Key Reasons to Choose This Product

High-speed and reliable digital signal isolation

Robust isolation voltage and wide temperature range

Compact surface mount package

High common-mode transient immunity

Compliance with RoHS-3 standards

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments ISO7821DWR

Product Attribute ISO7821DWR ISO7830DW ISO7820DWR ISO7820LLDWWR
Part Number ISO7821DWR ISO7830DW ISO7820DWR ISO7820LLDWWR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Series - - - -
Package Tape & Reel (TR) Tube Tape & Reel (TR) Tape & Reel (TR)
Propagation Delay tpLH / tpHL (Max) 16ns, 16ns 16ns, 16ns 16ns, 16ns 25ns, 25ns
Channel Type Unidirectional Unidirectional Unidirectional Unidirectional
Package / Case 16-SOIC (0.295', 7.50mm Width) 16-SOIC (0.295', 7.50mm Width) 16-SOIC (0.295", 7.50mm Width) 16-SOIC (0.551", 14.00mm Width)
Number of Channels 2 3 2 2
Inputs - Side 1/Side 2 1/1 2/1 2/0 2/0
Pulse Width Distortion (Max) 4.6ns 4.1ns 4.6ns 4.5ns
Voltage - Isolation 5700Vrms 5700Vrms 5700Vrms 5700Vrms
Data Rate 100Mbps 100Mbps 100Mbps 100Mbps
Type General Purpose General Purpose General Purpose General Purpose
Isolated Power No No No No
Supplier Device Package 16-SOIC 16-SOIC 16-SOIC 16-SOIC
Operating Temperature -55°C ~ 125°C -55°C ~ 125°C -55°C ~ 125°C -55°C ~ 125°C
Rise / Fall Time (Typ) 2.4ns, 2.4ns 1.7ns, 1.9ns 2.4ns, 2.4ns -
Common Mode Transient Immunity (Min) 100kV/µs 70kV/µs 100kV/µs 100kV/µs
Voltage - Supply 2.25V ~ 5.5V 2.25V ~ 5.5V 2.25V ~ 5.5V 2.25V ~ 5.5V
Technology Capacitive Coupling Capacitive Coupling Capacitive Coupling Capacitive Coupling
Base Product Number ISO7821 ISO7830 ISO7820 ISO7820

ISO7821DWR Datasheet PDF

Download ISO7821DWR pdf datasheets and Texas Instruments documentation for ISO7821DWR - Texas Instruments.

Datasheets
Industrial Automation Solutions Guide.pdf
Design Resources
Digital Isolator Design Guide.pdf
Application Notes
Isolation Glossary.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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ISO7821DWR Image

ISO7821DWR

Texas Instruments
32D-ISO7821DWR

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