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HomeProductsIsolatorsDigital IsolatorsISO7821FDWW
Texas Instruments
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ISO7821FDWW - Texas Instruments

Manufacturer Part Number
ISO7821FDWW
Manufacturer
Texas Instruments
Allelco Part Number
32D-ISO7821FDWW
ECAD Model
Parts Description
DGTL ISO 5700VRMS 2CH GP 16SOIC
Package
16-SOIC (0.551', 14.00mm Width)
Data sheet
ISO7821FDWW.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 5465

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Specifications

ISO7821FDWW Tech Specifications
Texas Instruments - ISO7821FDWW technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - ISO7821FDWW

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 (0.551', 14.00mm Width)  
Product Attribute Attribute Value  
Package Tube  
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) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

ISO7821FDWW

Manufacturer

Texas Instruments

Introduction

Digital isolator with capacitive coupling technology

Product Features and Performance

2 channels

Rise/Fall time: 2.4ns, 2.4ns

Pulse Width Distortion (Max): 4.6ns

Propagation Delay tpLH / tpHL (Max): 16ns, 16ns

Common Mode Transient Immunity (Min): 100kV/s

Data Rate: 100Mbps

Voltage Supply: 2.25V ~ 5.5V

Channel Type: Unidirectional

Type: General Purpose

Product Advantages

Robust capacitive coupling technology

High speed and low propagation delay

Wide supply voltage range

Unidirectional channel configuration

Key Technical Parameters

Voltage Isolation: 5700Vrms

Operating Temperature: -55°C ~ 125°C

Package / Case: 16-SOIC (0.551', 14.00mm Width)

Quality and Safety Features

RoHS3 compliant

Reliable surface mount package

Compatibility

Suitable for a variety of industrial and consumer applications

Application Areas

Industrial automation

Power supplies

Motor drives

Medical equipment

Consumer electronics

Product Lifecycle

Current production, no known discontinuation plans

Replacement and upgrade options available from Texas Instruments

Key Reasons to Choose This Product

Robust and reliable capacitive isolation technology

High-speed and low-latency performance

Wide operating voltage range

Unidirectional channel configuration for simplified system design

RoHS3 compliance for environmental responsibility

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments ISO7821FDWW

Product Attribute ISO7821FDWW ISO7821DWW ISO7830DWWR ISO7831DW
Part Number ISO7821FDWW ISO7821DWW ISO7830DWWR ISO7831DW
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Voltage - Supply 2.25V ~ 5.5V 2.25V ~ 5.5V 2.25V ~ 5.5V 2.25V ~ 5.5V
Base Product Number ISO7821 ISO7821 ISO7830 ISO7831
Supplier Device Package 16-SOIC 16-SOIC 16-SOIC 16-SOIC
Series - - - -
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Data Rate 100Mbps 100Mbps 100Mbps 100Mbps
Package / Case 16-SOIC (0.551', 14.00mm Width) 16-SOIC (0.551', 14.00mm Width) 16-SOIC (0.551", 14.00mm Width) 16-SOIC (0.295', 7.50mm Width)
Rise / Fall Time (Typ) 2.4ns, 2.4ns 2.4ns, 2.4ns 1.7ns, 1.9ns 1.7ns, 1.9ns
Operating Temperature -55°C ~ 125°C -55°C ~ 125°C -55°C ~ 125°C -55°C ~ 125°C
Isolated Power No No No No
Pulse Width Distortion (Max) 4.6ns 4.6ns 4.1ns 4.1ns
Number of Channels 2 2 3 3
Technology Capacitive Coupling Capacitive Coupling Capacitive Coupling Capacitive Coupling
Common Mode Transient Immunity (Min) 100kV/µs 100kV/µs 100kV/µs 70kV/µs
Propagation Delay tpLH / tpHL (Max) 16ns, 16ns 16ns, 16ns 16ns, 16ns 16ns, 16ns
Package Tube Tube Tape & Reel (TR) Tube
Inputs - Side 1/Side 2 1/1 1/1 3/0 2/1
Voltage - Isolation 5700Vrms 5700Vrms 5700Vrms 5700Vrms
Type General Purpose General Purpose General Purpose General Purpose
Channel Type Unidirectional Unidirectional Unidirectional Unidirectional

ISO7821FDWW Datasheet PDF

Download ISO7821FDWW pdf datasheets and Texas Instruments documentation for ISO7821FDWW - Texas Instruments.

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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Texas Instruments

ISO7821FDWW

Texas Instruments
32D-ISO7821FDWW

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