Answered

• ISO7721: bidirectional isolator in PROFIBUS interface

  

  Alessio Caligiuri1

  Resolved

  Part Number: ISO7721 Other Parts Discussed in Thread: PROFIBUS , ISO721 , ISO1432 , ISOW1432 , Hello, I'm designing an isolated PROFIBUS interface, that shall be able to communicate at the maximum speed of 12 Mbps. I came across TI's Application Report…

  • Resolved

  • 1 month ago
  • Isolation
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• ISO7721: VDE certification for basic and reinforced

  

  HS WG-FAE

  TI Thinks Resolved

  Part Number: ISO7721 Hello, why do we only offer a VDE certification for basic and reinforced. The certifications for CQC, CSA, UL and TUV doesn't differentiate. Regards, Holger

  • 1 month ago
  • Isolation
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Answered

• ISO7721: Output current.

  

  Kengo.Y

  Resolved

  Part Number: ISO7721 Hi team, I'd like to know about the output current. Its Absolute Maximum Ratings is 15mA for output current. My customer instantly reaches 30mA(at 100nsec). Is this acceptable? If you can't, please tell me the solution. Cload : …

  • Resolved

  • 5 months ago
  • Isolation
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• ISO7721-Q1: replacement of ISO7721FDR

  

  Xiaonan Lu

  TI Thinks Resolved

  Part Number: ISO7721-Q1 ISO7721FDR is out stock and long lead time and what could be the replacement? how about ISO7721FQDQ1? Thanks! Xiaonan

  • 4 months ago
  • Isolation
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• ISO7721: Optocoupler or Optoisolator Alternate

  

  Vidhya Jeyapaul

  TI Thinks Resolved

  Part Number: ISO7721 Other Parts Discussed in Thread: ISO1212 , ISO1211 Hi Team, I am looking for optoisolator/optocoupler alternate. 24V digital to 3.3V digital and vice versa is the requirement. We are using PC817. ISO77X pparts supports max. 6V. Can…

  • 5 months ago
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• ISO7721-Q1: Si8621 pin to pin solution

  

  Kevin Huang8

  TI Thinks Resolved

  Part Number: ISO7721-Q1 Hi Team, I just find ISO7721-Q1 package is same Si8621, but pin define is reverse, please help suggest same pin define and same package solution with Si8621 Si861x/2x Data Sheet (silabs.com)

  • 5 months ago
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Answered

• ISO7721: Low-level output current limitation

  

  Kazuki Itoh

  Resolved

  Part Number: ISO7721 Hello team, Could you please let me know how much current ISO7721 output can sink at low level with VCCo=5V? I recognize TI only guarantee IOL <4mA, but I'd like to know the potential value which could work. Regards, Itoh

  • Resolved

  • 7 months ago
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• ISO7721: EMI over limit ISO7721

  

  jkw

  TI Thinks Resolved

  Part Number: ISO7721 Other Parts Discussed in Thread: ISO7741 During module-level EMC test, we found one board assembly with iso7721 failed at two frequency points. To exclude the effect on the whole test, we tested the power module(AC-DC module) first…

  • over 1 year ago
  • Isolation
  • Isolation forum

• ISO7721-Q1: Electromagnetic immunity level

  

  Anjana Gopinath

  TI Thinks Resolved

  Part Number: ISO7721-Q1 Hello TI, The ISO7721-Q1 datasheet mentions "The ISO772x devices provide high electromagnetic immunity and low emissions at low power consumption, while isolating CMOS or LVCMOS digital I/Os". So what is known about this high electromagnetic…

  • 10 months ago
  • Isolation
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• ISO7721-Q1: ISO7721-Q1 and ISO7221A-Q1 EMC

  

  Carlo

  TI Thinks Resolved

  Part Number: ISO7721-Q1 Other Parts Discussed in Thread: ISO7221A-Q1 , Hi team, Good day. Our customer would like to switch from ISO7221A-Q1 to ISO7721-Q1 since it offers a 100Mbps data rate compared to 1Mbps of ISO7221A-Q1. Since both devices have the same…

  • over 1 year ago
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