ISO7721FDR The Texas Instruments ISO7721FDR is a 2-channel digital isolator designed for general-purpose applications. It offers 3000Vrms isolation and a maximum data rate of 100Mbps.
Mfr Part #:

ISO7721FDR

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments ISO7721FDR is a 2-channel digital isolator designed for general-purpose applications. It offers 3000Vrms isolation and a maximum data rate of 100Mbps.
Total Stock: 7,781 pcs
$ Price Range: $0.87

ISO7721FDR Available from 2 distributors

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
5,201 pcs
5201 pcs On Request 1 On Request On Request 21+ On Request On Request
Non-Authorised Inventory information
2,580 pcs
2580 pcs On Request 1 On Request On Request On Request On Request On Request

ISO7721FDR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Channel Type
Common Mode Transient Immunity (Min)
Data Rate
Industrial Grade
Inputs
Isolated Power
Medical Grade
Military Grade
Mounting Type
Number of Channels
Operating Temperature
Propagation Delay tpLH
Pulse Width Distortion (Max)
Rise
Supplier Device Package
Technology
Type
Voltage

ISO7721FDR Description

Short technical summary and product information.

The Texas Instruments ISO7721FDR is a robust, automotive-qualified digital isolator featuring capacitive coupling technology. It provides 3000Vrms of isolation and is suitable for general-purpose applications requiring reliable signal isolation.

 

Key electrical specifications include a maximum data rate of 100Mbps, a typical propagation delay of 11ns, and a high common-mode transient immunity (CMTI) of 85kV/µs. The device operates over a wide temperature range of -40°C to 125°C and is available in an 8-SOIC package.

 

This isolator is designed for applications needing to protect sensitive components from high voltage transients or ground loops. Its reinforced isolation rating and AEC-Q100 qualification make it suitable for demanding automotive environments. The device supports unidirectional signal transmission and features a default output state of High or Low.

ISO7721FDR Quick Information

Product Type: Digital Isolator
Series: ISO7721-Q1
Canonical Name: ISO7721FDR Dual-Channel Digital Isolator
Subcategory: Digital Isolators

ISO7721FDR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

ISO7721FDR Estimated Pricing

Qty Low High
1+ $0.87 $0.87

Estimated market price range - modelled values for guidance only, not live distributor offers.

ISO7721FDR Features

  • 2-channel digital isolator
  • 3000Vrms isolation rating
  • 100Mbps maximum data rate
  • Automotive qualified AEC-Q100
  • 8-SOIC surface mount package

ISO7721FDR Applications

  • Ideal for automotive systems
  • Protects against ground loops
  • Robust signal isolation needs
  • General purpose isolation tasks

ISO7721FDR FAQs

6 frequently asked questions generated from this part’s specifications.
What is the isolation voltage rating for the ISO7721FDR?

The ISO7721FDR offers a withstand isolation voltage of 3000Vrms and a surge isolation voltage of up to 12.8kVPK.

What is the maximum data rate of the ISO7721FDR digital isolator?

The maximum data rate for the ISO7721FDR is 100Mbps.

What is the operating temperature range for the ISO7721FDR?

The ISO7721FDR operates within a temperature range of -40°C to 125°C.

What package type is the ISO7721FDR available in?

The ISO7721FDR is available in an 8-SOIC package.

Is the ISO7721FDR qualified for automotive applications?

Yes, the ISO7721FDR is qualified for automotive applications and is AEC-Q100 qualified.

What is the common-mode transient immunity (CMTI) of the ISO7721FDR?

The ISO7721FDR has a minimum common-mode transient immunity (CMTI) of 85kV/µs.

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