• TCA9406: TCA9406 – I²C lines stuck at mid-level (VCCA=1.8V, VCCB=3.3V)

  

  JUNYOUNG LEE

  TI Thinks Resolved

  Part Number: TCA9406 Other Parts Discussed in Thread: PCA9306 , TCA9509 , TCA9617B , TCA9517A , TCA9517 , TCA9803 Hello, I am using TCA9406 for I²C level translation between 1.8 V (VCCA) and 3.3 V (VCCB) systems. Configuration details are as follows…

  • 2 months ago
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• TCA9406: TCA9406 VOL Issue

  

  eli be

  Part Number: TCA9406 Other Parts Discussed in Thread: TCA9517A , TCA9617B , TCA9517 Tool/software: hi i'm using TCA9406 and i see at the output that sometimes the "0" is not going below 0.54V , it causes to missing bits (probably) the PU resistor…

  • 8 months ago
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Answered

• TCA9406: Rise/Fall time

  

  Yuta Nishie

  Resolved

  Part Number: TCA9406 Other Parts Discussed in Thread: TXS0102 , PCA9306 , TCA9803 , TCA39306 , TCA9617B Tool/software: Hi, I would like to use TCA9406 with I2C Fast Mode. I2C Rise/Fall time has a lower limit, and rapid changes are not allowed. 1.…

  • Resolved

  • 4 months ago
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Answered

• TCA9406: Series application

  

  Alex J

  Resolved

  Part Number: TCA9406 Other Parts Discussed in Thread: TCA39306 Tool/software: Hi, I'm planning to connect two TCA9406 level shifters in series, like in the below picture. Do you think this setup would cause any issues? If this configuration is not recommended…

  • Resolved

  • 7 months ago
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• TCA9406: Difference between TCA9406, TCA9617A, PCA9306

  

  Naizeng Wang

  TI Thinks Resolved

  Part Number: TCA9406 Other Parts Discussed in Thread: PCA9306 , , TCA9617A Tool/software: Hi team, What's the difference(including spec and use case) between TCA9406, TCA9617A, PCA9306? Nison

  • over 1 year ago
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• TCA9406: For TCA9406DCUR

  

  liu billy

  TI Thinks Resolved

  Part Number: TCA9406 Other Parts Discussed in Thread: TXU0304 , Tool/software: 1) For TCA9406DCUR, is there a situation where the 1.8V voltage pulled up from the pin flows back to the VCC_A power supply terminal without supplying power to the VCC_A terminal…

  • 8 months ago
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• TCA9406: For TCA9406DCUR

  

  wentao zhou

  TI Thinks Resolved

  Part Number: TCA9406 Tool/software: Tool/software: 1. For TCA9406DCUR, in the absence of power supply to VCC_A terminal, there will be a signal pull-up voltage (1.8V) on PIN4 and PIN5 pins. Will this voltage have an impact on the lifespan of the chip…

  • 8 months ago
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Answered

• TCA9406: Request for Reflow Profile

  

  Jerry Hung

  Resolved

  Part Number: TCA9406 Tool/software: Hi Team, Please provide the reflow profile for TCA9406DCTR Thank you. Best regards, Jerry Hung

  • Resolved

  • 9 months ago
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Answered

• TCA9406: About I2C level shifters

  

  Satoshi Okamoto

  Resolved

  Part Number: TCA9406 Other Parts Discussed in Thread: TCA9416 , , SN74LVC2G66 Tool/software: Hi There, I would like to use I2C between devices connected via a separate 3.3V supply. We are considering the following devices that can be used with VCCA…

  • Resolved

  • 10 months ago
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• TCA9406: Signal lines with low resistance short to GND

  

  Colin Wargo

  TI Thinks Resolved

  Part Number: TCA9406 Other Parts Discussed in Thread: TCA9548A Tool/software: We are using the TCA9406 to translate from 3.3V to 5V, and are seeing seemingly random failures where either the SDA or SCL lines (on either the A or B side) measure out a low…

  • 8 months ago
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