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HomeProductsIsolatorsDigital IsolatorsISO7221CDR
ISO7221CDR Image
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See specifications for product details.

ISO7221CDR - Texas Instruments

Manufacturer Part Number
ISO7221CDR
Manufacturer
Texas Instruments
Allelco Part Number
32D-ISO7221CDR
ECAD Model
Parts Description
DGTL ISO 2500VRMS 2CH GP 8SOIC
Detailed Description
Package
8-SOIC (0.154", 3.90mm Width)
Data sheet
ISO7220-21A/B/C/M.pdf
RoHs Status
ROHS3 Compliant
In stock: 15976

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Specifications

ISO7221CDR Tech Specifications
Texas Instruments - ISO7221CDR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - ISO7221CDR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply 2.8V ~ 5.5V  
Voltage - Isolation 2500Vrms  
Type General Purpose  
Technology Capacitive Coupling  
Supplier Device Package 8-SOIC  
Series -  
Rise / Fall Time (Typ) 1ns, 1ns  
Pulse Width Distortion (Max) 2ns  
Propagation Delay tpLH / tpHL (Max) 42ns, 42ns  
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 25Mbps  
Common Mode Transient Immunity (Min) 25kV/µs  
Channel Type Unidirectional  
Base Product Number ISO7221  

Parts Introduction

Manufacturer Part Number

ISO7221CDR

Manufacturer

Texas Instruments

Introduction

The ISO7221CDR is a high-performance, low-power digital isolator that provides robust galvanic isolation between digital interfaces.

Product Features and Performance

2 independent bidirectional isolation channels

High common-mode transient immunity of 25kV/μs

Low propagation delay of 42ns (max)

High data rate of up to 25Mbps

Wide operating voltage range of 2.8V to 5.5V

Operating temperature range of -40°C to 125°C

Small 8-SOIC package

Product Advantages

Provides reliable isolation to protect sensitive electronics

Enables efficient data transmission with minimal signal distortion

Compact size and low power consumption

Versatile operation across a wide range of voltages and temperatures

Key Technical Parameters

Isolation voltage: 2500Vrms

Pulse width distortion: 2ns (max)

Rise/fall time: 1ns (typ)

Channel type: Unidirectional

Quality and Safety Features

RoHS3 compliant

Meets safety standards for isolation and transient immunity

Compatibility

Compatible with a variety of digital interfaces and microcontroller systems

Application Areas

Suitable for industrial, automotive, and consumer electronics applications requiring robust isolation

Product Lifecycle

The ISO7221CDR is an active, in-production product from Texas Instruments.

Replacement or upgraded models may become available in the future as technology advances.

Key Reasons to Choose This Product

Reliable galvanic isolation to protect sensitive electronics

High-speed data transmission with minimal signal distortion

Wide operating voltage and temperature ranges for versatile applications

Compact size and low power consumption for space-constrained designs

Compliance with safety and environmental regulations

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments ISO7221CDR

Product Attribute ISO7221CDR ISO7230CDW ISO7221AQDRQ1 ISO7221BDRG4
Part Number ISO7221CDR ISO7230CDW ISO7221AQDRQ1 ISO7221BDRG4
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Pulse Width Distortion (Max) 2ns 2.5ns 14ns 3ns
Supplier Device Package 8-SOIC 16-SOIC 8-SOIC 8-SOIC
Rise / Fall Time (Typ) 1ns, 1ns 2ns, 2ns 1ns, 1ns 1ns, 1ns
Type General Purpose General Purpose General Purpose General Purpose
Isolated Power No No No No
Voltage - Supply 2.8V ~ 5.5V 3.15V ~ 5.5V 3V ~ 5.5V 3V ~ 5.5V
Data Rate 25Mbps 25Mbps 1Mbps 5Mbps
Channel Type Unidirectional Unidirectional Unidirectional Unidirectional
Series - - Automotive, AEC-Q100 -
Number of Channels 2 3 2 2
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Technology Capacitive Coupling Capacitive Coupling Capacitive Coupling Capacitive Coupling
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Inputs - Side 1/Side 2 1/1 3/0 1/1 1/1
Base Product Number ISO7221 ISO7230 ISO7221 ISO7221
Voltage - Isolation 2500Vrms 2500Vrms 4000Vpk 2500Vrms
Common Mode Transient Immunity (Min) 25kV/µs 25kV/µs 25kV/µs 25kV/µs
Package / Case 8-SOIC (0.154", 3.90mm Width) 16-SOIC (0.295", 7.50mm Width) 8-SOIC (0.154', 3.90mm Width) 8-SOIC (0.154", 3.90mm Width)
Package Tape & Reel (TR) Tube Tape & Reel (TR) Tape & Reel (TR)
Propagation Delay tpLH / tpHL (Max) 42ns, 42ns 42ns, 42ns 480ns, 480ns 70ns, 70ns

ISO7221CDR Datasheet PDF

Download ISO7221CDR pdf datasheets and Texas Instruments documentation for ISO7221CDR - Texas Instruments.

HTML Datasheet
ISO7220-21A/B/C/M.pdf
PCN Design/Specification
ISO722x 11/May/2021.pdf ISO722YY 17/Sep/2018.pdf
PCN Assembly/Origin
Mult Devices 03/Oct/2017.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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ISO7221CDR Image

ISO7221CDR

Texas Instruments
32D-ISO7221CDR

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