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HomeProductsIsolatorsDigital IsolatorsISO7421EDR
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ISO7421EDR - Texas Instruments

Manufacturer Part Number
ISO7421EDR
Manufacturer
Texas Instruments
Allelco Part Number
32D-ISO7421EDR
ECAD Model
Parts Description
DGTL ISO 2500VRMS 2CH GP 8SOIC
Detailed Description
Package
8-SOIC (0.154", 3.90mm Width)
Data sheet
ISO7420x,ISO742x.pdf
RoHs Status
ROHS3 Compliant
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Specifications

ISO7421EDR Tech Specifications
Texas Instruments - ISO7421EDR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - ISO7421EDR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply 3V ~ 5.5V  
Voltage - Isolation 2500Vrms  
Type General Purpose  
Technology Capacitive Coupling  
Supplier Device Package 8-SOIC  
Series -  
Rise / Fall Time (Typ) 1.8ns, 1.7ns  
Pulse Width Distortion (Max) 3.7ns  
Propagation Delay tpLH / tpHL (Max) 11ns, 11ns  
Package / Case 8-SOIC (0.154", 3.90mm Width)  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Operating Temperature -40°C ~ 125°C  
Number of Channels 2  
Mounting Type Surface Mount  
Isolated Power No  
Inputs - Side 1/Side 2 1/1  
Data Rate 50Mbps  
Common Mode Transient Immunity (Min) 25kV/µs  
Channel Type Unidirectional  
Base Product Number ISO7421  

Parts Introduction

Manufacturer Part Number

ISO7421EDR

Manufacturer

Texas Instruments

Introduction

Digital Isolators

Provide galvanic isolation between digital circuits

Product Features and Performance

2-channel unidirectional digital isolator

Capacitive coupling technology

Data rate up to 50Mbps

Common mode transient immunity of 25kV/μs or more

Rise/fall time of 1.8ns/1.7ns

Propagation delay of 11ns max

Pulse width distortion of 3.7ns max

Operates from 3V to 5.5V supplies

Product Advantages

Compact 8-SOIC package

Supports wide temperature range of -40°C to 125°C

RoHS3 compliant

Key Technical Parameters

Isolation voltage of 2500Vrms

Number of channels: 2

Unidirectional channel type

Quality and Safety Features

RoHS3 compliant

Wide temperature range support

Compatibility

Surface mount package

Compatible with various digital circuits

Application Areas

Ideal for applications requiring high-speed digital signal isolation, such as industrial automation, motor control, and power supplies

Product Lifecycle

This product is currently in production and availability is good.

Key Reasons to Choose This Product

High-speed data transfer up to 50Mbps

Excellent common mode transient immunity of 25kV/μs or more

Compact 8-SOIC package

Wide temperature range support of -40°C to 125°C

RoHS3 compliance for environmental friendliness

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments ISO7421EDR

Product Attribute ISO7421EDR ISO7421FEDR ISO7421DR ISO7421D
Part Number ISO7421EDR ISO7421FEDR ISO7421DR ISO7421D
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Type General Purpose General Purpose General Purpose General Purpose
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tube
Propagation Delay tpLH / tpHL (Max) 11ns, 11ns 11ns, 11ns 14ns, 14ns 14ns, 14ns
Isolated Power No No No No
Data Rate 50Mbps 50Mbps 1Mbps 1Mbps
Voltage - Isolation 2500Vrms 2500Vrms 2500Vrms 2500Vrms
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width)
Number of Channels 2 2 2 2
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 105°C -40°C ~ 105°C
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Channel Type Unidirectional Unidirectional Unidirectional Unidirectional
Common Mode Transient Immunity (Min) 25kV/µs 25kV/µs 25kV/µs 25kV/µs
Base Product Number ISO7421 ISO7421 ISO7421 ISO7421
Pulse Width Distortion (Max) 3.7ns 3.7ns 3.7ns 3.7ns
Voltage - Supply 3V ~ 5.5V 3V ~ 5.5V 3.15V ~ 3.45V, 4.75V ~ 5.25V 3.15V ~ 3.45V, 4.75V ~ 5.25V
Series - - - -
Rise / Fall Time (Typ) 1.8ns, 1.7ns 1.8ns, 1.7ns 1ns, 1ns 1ns, 1ns
Technology Capacitive Coupling Capacitive Coupling Capacitive Coupling Capacitive Coupling
Supplier Device Package 8-SOIC 8-SOIC 8-SOIC 8-SOIC
Inputs - Side 1/Side 2 1/1 1/1 1/1 1/1

ISO7421EDR Datasheet PDF

Download ISO7421EDR pdf datasheets and Texas Instruments documentation for ISO7421EDR - Texas Instruments.

HTML Datasheet
ISO7420x,ISO742x.pdf

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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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ISO7421EDR Image

ISO7421EDR

Texas Instruments
32D-ISO7421EDR

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