Answered

• TCA6408A: schmatic review

  

  Sky Kao

  Resolved

  Part Number: TCA6408A Tool/software: Let me double confirm TCA6408ARSVR, if P7 pin setting out put Push-Pull mode , we have not pull down resistor between P7 and MOSFET G pin. When V3P3 drop, does it any concern or not?

  • Resolved

  • 7 days ago
  • Interface
  • Interface forum
Answered

• TCA6408A: TCA6408A UQFN case drawing

  

  YURII LAHOIDYCH

  Resolved

  Part Number: TCA6408A Tool/software: Hello. The datasheet for TCA6408ARSVR does not contain RSV-16 (16-UFQFN) package drawing. Is it possible to fix this error? I can see only CAD models? but it's nit enough.

  • Resolved

  • 2 months ago
  • Interface
  • Interface forum
Answered

• TCA6408A: TCA6408A

  

  Vidhya J

  Resolved

  Part Number: TCA6408A Tool/software: Hi Team, If I have to use 3 of these IO expanders, can interrupts be shorted together and give as single input to CPU? Thanks, Vidhya

  • Resolved

  • 3 months ago
  • Interface
  • Interface forum

• TCA6408A: I2C program

  

  zhang ping

  Part Number: TCA6408A Tool/software: We are debugging with TCA6408A and TMS320F28388, and encountered communication abnormalities. Do you have any relevant configurations and read-write routines for us to test?

  • 23 days ago
  • Interface
  • Interface forum
Answered

• TCA6408A: Can I2C pins handle overvoltage?

  

  Zach Kimble

  Resolved

  Part Number: TCA6408A Other Parts Discussed in Thread: TCA6507 Tool/software: Hello, I am trying to test TCA6408A and TCA6507 on my board with an Aardvark adapter but I am not getting a response from the device. My VCCI voltage is 1.8V and Aardvark does…

  • Resolved

  • 1 month ago
  • Interface
  • Interface forum

• TCA6408A: TCA6408APWR

  

  syed S

  TI Thinks Resolved

  Part Number: TCA6408A Tool/software: Hi TI team, Im planning to use the TCA6408APWR as IO expander with vcc=1.8v, while doing DC analysis the VOH, VOL values are not available for the VCC=1.8V in the datasheet, due to which DC is failing if i take Values…

  • 3 months ago
  • Interface
  • Interface forum

• TCA6408A: TCA6408APWR

  

  syed S

  TI Thinks Resolved

  Part Number: TCA6408A Tool/software: Hi TI team, Im planning to use the TCA6408APWR as IO expander with vcc=1.8v, while doing DC analysis the VOH, VOL values are not available for the VCC=1.8V in the datasheet, due to which DC is failing if i take Values…

  • 3 months ago
  • Interface
  • Interface forum
Answered

• TCA6408A-Q1: Use Satellite project

  

  ? ??

  Resolved

  Part Number: TCA6408A-Q1 Tool/software: Hello experts, We want to use TCA6408A-Q1 to the satellite project. Are there any restrictions on using it on satellites? We are understanding that is not protected against outgassing and radiation. We would like…

  • Resolved

  • 4 months ago
  • Interface
  • Interface forum
Answered

• TCA6408A: I2C command example

  

  Kei Kuwahara

  Resolved

  Part Number: TCA6408A Tool/software: Hello team, My customer is failing to control this device. (there is ACK on I2C, so I2C communication is successful) Could you give me example I2C command customer should send when they want to change the P0 output…

  • Resolved

  • 5 months ago
  • Interface
  • Interface forum
Answered

• RE: TCA6408A: Input Port register returns incorrect data only for input defined ports

  

  Tyler Townsend

  Resolved

  Hi Gil, Gil Hershman71 said: D4-D6 are inputs. One of these bits is LOW (output of an external logic driving it). But, this doesn't reflect on the 0xFB I read. I also tried connecting one of the input ports to GND. I don't see the LOW on the input port…

  • 4 months ago
  • Interface
  • Interface forum

Didn't find what you are looking for? Post a new question.