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HomeProductsIsolatorsDigital IsolatorsISO7740FDBQ
ISO7740FDBQ Image
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See specifications for product details.

ISO7740FDBQ - Texas Instruments

Manufacturer Part Number
ISO7740FDBQ
Manufacturer
Texas Instruments
Allelco Part Number
32D-ISO7740FDBQ
ECAD Model
Parts Description
DGTL ISO 5000VRMS 4CH GP 16SSOP
Detailed Description
Package
16-SSOP (0.154", 3.90mm Width)
Data sheet
ISO7740 - ISO7742 Datasheet.pdf
ISO7740, ISO7741, ISO7742.pdf
RoHs Status
ROHS3 Compliant
In stock: 22652

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Specifications

ISO7740FDBQ Tech Specifications
Texas Instruments - ISO7740FDBQ technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - ISO7740FDBQ

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply 2.25V ~ 5.5V  
Voltage - Isolation 5000Vrms  
Type General Purpose  
Technology Capacitive Coupling  
Supplier Device Package 16-SSOP  
Series -  
Rise / Fall Time (Typ) 2.4ns, 2.4ns  
Pulse Width Distortion (Max) 4.9ns  
Propagation Delay tpLH / tpHL (Max) 16ns, 16ns  
Package / Case 16-SSOP (0.154", 3.90mm Width)  
Product Attribute Attribute Value  
Package Tube  
Operating Temperature -55°C ~ 125°C  
Number of Channels 4  
Mounting Type Surface Mount  
Isolated Power No  
Inputs - Side 1/Side 2 4/0  
Data Rate 100Mbps  
Common Mode Transient Immunity (Min) 85kV/µs  
Channel Type Unidirectional  
Base Product Number ISO7740  

Parts Introduction

Manufacturer Part Number

ISO7740FDBQ

Manufacturer

Texas Instruments

Introduction

The ISO7740FDBQ is a high-speed, quad-channel digital isolator from Texas Instruments. It provides reliable data transmission between electrical systems while maintaining galvanic isolation.

Product Features and Performance

4 channels of digital isolation

High-speed data transfer up to 100Mbps

Extremely fast rise/fall times of 2.4ns

Low propagation delay of 16ns maximum

High common-mode transient immunity of 85kV/s

Wide operating temperature range of -55°C to 125°C

Operates on a wide supply voltage of 2.25V to 5.5V

Product Advantages

Excellent isolation performance for safety and reliability

High-speed data transfer for real-time applications

Low power consumption

Small 16-SSOP package for space-constrained designs

Key Technical Parameters

5000Vrms isolation voltage

9ns maximum pulse width distortion

Unidirectional channel configuration

Quality and Safety Features

RoHS3 compliant

Surface mount package for reliable assembly

Compatibility

Compatible with a variety of microcontrollers and digital systems

Application Areas

Industrial automation

Motor control

Power supplies

Medical equipment

Instrumentation

Product Lifecycle

No indication of discontinuation

Replacements and upgrades may be available from Texas Instruments

Key Reasons to Choose This Product

Reliable galvanic isolation for safety and signal integrity

High-speed data transfer for real-time applications

Low power consumption and small package size

Wide operating temperature range and RoHS compliance

Proven performance and quality from Texas Instruments

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments ISO7740FDBQ

Product Attribute ISO7740FDBQ ISO7740DW ISO7740DBQ ISO7731QDBQRQ1
Part Number ISO7740FDBQ ISO7740DW ISO7740DBQ ISO7731QDBQRQ1
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Rise / Fall Time (Typ) 2.4ns, 2.4ns 2.4ns, 2.4ns 2.4ns, 2.4ns 1.3ns, 1.4ns
Supplier Device Package 16-SSOP 16-SOIC 16-SSOP 16-SSOP
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Technology Capacitive Coupling Capacitive Coupling Capacitive Coupling Capacitive Coupling
Voltage - Isolation 5000Vrms 5000Vrms 5000Vrms 3000Vrms
Pulse Width Distortion (Max) 4.9ns 4.9ns 4.9ns 4.9ns
Type General Purpose General Purpose General Purpose General Purpose
Common Mode Transient Immunity (Min) 85kV/µs 85kV/µs 85kV/µs 85kV/µs
Operating Temperature -55°C ~ 125°C -55°C ~ 125°C -55°C ~ 125°C -40°C ~ 125°C
Package Tube Tube Tube Tape & Reel (TR)
Base Product Number ISO7740 ISO7740 ISO7740 ISO7731
Data Rate 100Mbps 100Mbps 100Mbps 100Mbps
Isolated Power No No No No
Inputs - Side 1/Side 2 4/0 4/0 4/0 2/1
Propagation Delay tpLH / tpHL (Max) 16ns, 16ns 16ns, 16ns 16ns, 16ns 16ns, 16ns
Channel Type Unidirectional Unidirectional Unidirectional Unidirectional
Voltage - Supply 2.25V ~ 5.5V 2.25V ~ 5.5V 2.25V ~ 5.5V 2.25V ~ 5.5V
Package / Case 16-SSOP (0.154", 3.90mm Width) 16-SOIC (0.295", 7.50mm Width) 16-SSOP (0.154", 3.90mm Width) 16-SSOP (0.154", 3.90mm Width)
Number of Channels 4 4 4 3
Series - - - Automotive, AEC-Q100

ISO7740FDBQ Datasheet PDF

Download ISO7740FDBQ pdf datasheets and Texas Instruments documentation for ISO7740FDBQ - Texas Instruments.

Design Resources
Digital Isolator Design Guide.pdf Polyphase Shunt Metrology with Isolated AFE Refere.pdf
Application Notes
Isolation Glossary.pdf
HTML Datasheet
ISO7740 - ISO7742 Datasheet.pdf ISO7740, ISO7741, ISO7742.pdf
PCN Design/Specification
ISO7740/ISO7741/ISO7742 06/Aug/2019.pdf
PCN Assembly/Origin
Mult Devices 11/Jul/2018.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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ISO7740FDBQ Image

ISO7740FDBQ

Texas Instruments
32D-ISO7740FDBQ

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