Answered

• ISO1540: ISO1540 Connection Diagram

  

  Mehmet Kilerci

  Resolved

  Part Number: ISO1540 Tool/software: Hi, In application, there are two different GND levels and two ICs. We want to connect these two IC's to just one I2C line. Can we use ISO1540 in this configuration as shown below? Best regards.

  • Resolved

  • 1 month ago
  • Isolation
  • Isolation forum
Answered

• ISO1540: Can SDA and SCL be swapped?

  

  Gerald Eberahrdt

  Resolved

  Part Number: ISO1540 Other Parts Discussed in Thread: ISO1541 Tool/software: I'm supporting an older product and noticed something interesting. The SDA path is being used for the I2C clock signal and likewise the SCL is being used for the I2C data…

  • Resolved

  • 20 days ago
  • Isolation
  • Isolation forum

• ISO1540: Device recommendations

  

  Zoey Wu

  TI Thinks Resolved

  Part Number: ISO1540 Other Parts Discussed in Thread: ISO1640 Tool/software: Hi team do we have I2C isolated device like ISO1540 but their VOL can keep less than 0.4V?

  • 2 months ago
  • Isolation
  • Isolation forum

• ISO1540: VOL of ISO1540

  

  Ben Kuo

  TI Thinks Resolved

  Part Number: ISO1540 Other Parts Discussed in Thread: ISO1640 , TCA9800 Tool/software: Hi Team, We face to VOL issue in our application. Maximum VOL of ISO1540 is 0.8V which close to end point threshold and cause some issue. Any suggest to get lower…

  • 5 months ago
  • Isolation
  • Isolation forum
Answered

• ISO1540: Designing with ISO1540DR

  

  Sv

  Resolved

  Part Number: ISO1540 Other Parts Discussed in Thread: TCA9517A Tool/software: Hello Team, We are using the isolator ISO1540DR in one of our applications. The master for the I2C is MSP432E401YTPDTR and the slave is INA238AIDGST. According to the datasheet…

  • Resolved

  • 2 months ago
  • Isolation
  • Isolation forum

• ISO1540: New ICs do not behave the same as old ICs

  

  Roy Zahor

  Part Number: ISO1540 Tool/software: Hi, We have noticed that new ICS (new marking) do not behave as the old ICs. We have been using the old ones like this picture for years and they worked OK: The new ones like the following picture shows communication…

  • 3 months ago
  • Isolation
  • Isolation forum

• ISO1540: ISO1540 related issues

  

  jeno.zhang

  Part Number: ISO1540 Other Parts Discussed in Thread: ISO1640 Tool/software: Hello， ISO1540 is used for IIC isolation, SDA low level will have a voltage bump of 600mV, and there will also be overshoot voltage. How is overshoot voltage generated, and…

  • 7 months ago
  • Isolation
  • Isolation forum

• ISO1540: ISO1540DR

  

  Erik Brateng

  TI Thinks Resolved

  Part Number: ISO1540 Tool/software: Hello, Looking for the China Compulsory Certification for the ISO1540DR.

  • 5 months ago
  • Isolation
  • Isolation forum

• ISO1540: ISO1540DR

  

  PEARL PAN

  TI Thinks Resolved

  Part Number: ISO1540 Tool/software: Hi team, Could you please elaborate on the following marking changes due to PCN on the left side is our stock the marking is stripe COO TW on the right side is Dot COO MY

  • 10 months ago
  • Isolation
  • Isolation forum
Answered

• ISO1540: Designing with ISO1540DR

  

  Sv

  Resolved

  Part Number: ISO1540 Other Parts Discussed in Thread: ISO1640 Hello Team, We are using ISO1540DR for one of our applications. The following is the block diagram of the same. The IC INA238AIDGST is used to measure some voltage. The voltage measured is isolated…

  • Resolved

  • 11 months ago
  • Isolation
  • Isolation forum

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