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HomeProductsIsolatorsDigital IsolatorsISO7721FQDQ1
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ISO7721FQDQ1 - Texas Instruments

Manufacturer Part Number
ISO7721FQDQ1
Manufacturer
Texas Instruments
Allelco Part Number
32D-ISO7721FQDQ1
ECAD Model
Parts Description
DGTL ISO 3000VRMS 2CH 8SOIC
Detailed Description
Package
8-SOIC (0.154", 3.90mm Width)
Data sheet
ISO7721FQDQ1.pdf
RoHs Status
ROHS3 Compliant
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Specifications

ISO7721FQDQ1 Tech Specifications
Texas Instruments - ISO7721FQDQ1 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - ISO7721FQDQ1

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply 2.25V ~ 5.5V  
Voltage - Isolation 3000Vrms  
Type General Purpose  
Technology Capacitive Coupling  
Supplier Device Package 8-SOIC  
Series Automotive, AEC-Q100  
Rise / Fall Time (Typ) 3.9ns, 3.9ns  
Pulse Width Distortion (Max) 4.9ns  
Propagation Delay tpLH / tpHL (Max) 16ns, 16ns  
Package / Case 8-SOIC (0.154", 3.90mm Width)  
Product Attribute Attribute Value  
Package Tube  
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 100Mbps  
Common Mode Transient Immunity (Min) 85kV/µs  
Channel Type Unidirectional  
Base Product Number ISO7721  

Parts Introduction

Manufacturer Part Number

ISO7721FQDQ1

Manufacturer

Texas Instruments

Introduction

The ISO7721FQDQ1 is a high-performance, high-speed digital isolator from Texas Instruments. It offers reliable isolation for a wide range of industrial, automotive, and other applications.

Product Features and Performance

Capacitive coupling technology for high-speed digital data transmission

2 independent unidirectional channels

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

3000Vrms isolation voltage

Common mode transient immunity of 85kV/s

100Mbps data rate

Propagation delay of 16ns (max)

Pulse width distortion of 4.9ns (max)

Rise/fall time of 3.9ns (typ)

Product Advantages

Robust isolation for safety-critical applications

High-speed data transmission

Compact 8-SOIC package

Wide operating temperature range

Automotive-qualified (AEC-Q100)

Key Technical Parameters

Isolation voltage: 3000Vrms

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

Data rate: 100Mbps

Propagation delay: 16ns (max)

Pulse width distortion: 4.9ns (max)

Rise/fall time: 3.9ns (typ)

Quality and Safety Features

RoHS3 compliant

AEC-Q100 qualified for automotive applications

Capacitive coupling technology for high reliability

Compatibility

Suitable for a wide range of industrial, automotive, and other applications requiring high-speed digital isolation

Application Areas

Industrial automation and control systems

Automotive electronics

Power supplies

Motor drives

Building automation

Medical equipment

Product Lifecycle

The ISO7721FQDQ1 is an actively supported product with no plans for discontinuation.

Replacement and upgrade options may be available from Texas Instruments.

Key Reasons to Choose This Product

Robust isolation for safety-critical applications

High-speed data transmission up to 100Mbps

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

Automotive-qualified for reliable performance in harsh environments

Compact 8-SOIC package for space-constrained designs

RoHS3 compliance for environmental responsibility

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments ISO7721FQDQ1

Product Attribute ISO7721FQDQ1 ISO7721FQDRQ1 ISO7721FQDWRQ1 ISO7730DBQ
Part Number ISO7721FQDQ1 ISO7721FQDRQ1 ISO7721FQDWRQ1 ISO7730DBQ
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Common Mode Transient Immunity (Min) 85kV/µs 85kV/µs 85kV/µs 85kV/µs
Type General Purpose General Purpose General Purpose General Purpose
Number of Channels 2 2 2 3
Voltage - Isolation 3000Vrms 3000Vrms 5000Vrms 3000Vrms
Inputs - Side 1/Side 2 1/1 1/1 1/1 3/0
Package Tube Tape & Reel (TR) Tape & Reel (TR) Tube
Pulse Width Distortion (Max) 4.9ns 4.9ns 4.9ns 4.9ns
Technology Capacitive Coupling Capacitive Coupling Capacitive Coupling Capacitive Coupling
Supplier Device Package 8-SOIC 8-SOIC 16-SOIC 16-SSOP
Isolated Power No No No No
Base Product Number ISO7721 ISO7721 ISO7721 ISO7730
Series Automotive, AEC-Q100 Automotive, AEC-Q100 Automotive, AEC-Q100 -
Channel Type Unidirectional Unidirectional Unidirectional Unidirectional
Voltage - Supply 2.25V ~ 5.5V 2.25V ~ 5.5V 2.25V ~ 5.5V 2.25V ~ 5.5V
Rise / Fall Time (Typ) 3.9ns, 3.9ns 1.8ns, 1.9ns 3.9ns, 3.9ns 1.3ns, 1.4ns
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 16-SOIC (0.295", 7.50mm Width) 16-SSOP (0.154", 3.90mm Width)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Propagation Delay tpLH / tpHL (Max) 16ns, 16ns 16ns, 16ns 16ns, 16ns 16ns, 16ns
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -55°C ~ 125°C
Data Rate 100Mbps 100Mbps 100Mbps 100Mbps

ISO7721FQDQ1 Datasheet PDF

Download ISO7721FQDQ1 pdf datasheets and Texas Instruments documentation for ISO7721FQDQ1 - Texas Instruments.

PCN Design/Specification
ISO7720/1 Datasheet Rev 21/Apr/2020.pdf
PCN Assembly/Origin
LBC8LVISO Fab Site Add 1/Oct/2019.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.

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Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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ISO7721FQDQ1 Image

ISO7721FQDQ1

Texas Instruments
32D-ISO7721FQDQ1

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