• TCAL9538: What is the difference between TCAL9538 and TCA9538?

  

  keng

  TI Thinks Resolved

  Part Number: TCAL9538 Other Parts Discussed in Thread: TCA6416 , TCA9538 , Tool/software: I'm currently selecting an I/O expander IC. Are there any specific differences in usage? Do they provide Linux drivers?

  • 10 months ago
  • Interface
  • Interface forum
Answered

• TCAL9538: Open Drain Output Configuration?

  

  McKenna Strambi

  Resolved

  Part Number: TCAL9538 Tool/software: Hi expert, Is the open drain output configuration designed with an NMOS to GND? I'm assuming it’s an NMOS FET -> GND for open drain output configuration, but I would like to confirm. Thanks! McKenna

  • Resolved

  • 5 months ago
  • Interface
  • Interface forum
Answered

• TCAL9538: CLock Stretching

  

  Youhei Miyaoka

  Resolved

  Part Number: TCAL9538 Tool/software: Hi team, My customer are using USB to I2C Converter with Clock stretching option in order to communicate with TI Serializer . The same I2C Bus is connected with the IO expander TCAL9538PWR. Does IO expander also…

  • Resolved

  • 9 months ago
  • Interface
  • Interface forum
Answered

• TCAL9538: P ports input bias current

  

  Stefan SIMION

  Resolved

  Part Number: TCAL9538 Tool/software: Hello, I would need to use this part (or a similar I2C-GPIO expander) and make use of the configurable pull-up resistor. Unfortunately this resistor is quite large (140 kOhm worst case). My problem is that the…

  • Resolved

  • 7 months ago
  • Interface
  • Interface forum

• TCAL9538: Inquiry about TI replacement for NXP PCA9665PW,118

  

  JH Shin

  TI Thinks Resolved

  Part Number: TCAL9538 Other Parts Discussed in Thread: MSPM0C1104 Tool/software: Hello, Please recommend a TI replacement for NXP PCA9665PW,118. Thank you.

  • 4 months ago
  • Interface
  • Interface forum
Answered

• TCAL6408: Differences compared to TCAL9538

  

  Kazuhiko Hirano

  Resolved

  Part Number: TCAL6408 Other Parts Discussed in Thread: TCAL9538 Tool/software: Hello, My customer is looking for a small I2C I/O expander and interested in TCAL9538DTUR and TCAL6408DTUR. At first glance he found the following two differences between them…

  • Resolved

  • 10 months ago
  • Interface
  • Interface forum
Answered

• TCAL9538: Tell me about the Package Type X2QFN

  

  Kazufumi Igarashi

  Resolved

  Part Number: TCAL9538 Tool/software: Hello, Support team, I want to know about TCAL9538DTUR, which package type is X2QFN. It seems that the indicated dimension does not include the pin. Would you tell me the dimension includes the pin size if…

  • Resolved

  • 10 months ago
  • Interface
  • Interface forum
Answered

• TCAL9538: I2C Voltage level translation

  

  Robert Basil

  Resolved

  Part Number: TCAL9538 Other Parts Discussed in Thread: TCAL6408 , TCA9536 , TCA6408 Tool/software: This seems obvious that it should work but to make sure... The tcal9536 and tcal9538 have 5V tolerant inputs. My processor has to run at 3.3V, so my…

  • Resolved

  • over 1 year ago
  • Interface
  • Interface forum

• TCAL9538: i cant able to find out footprint dimensions information in datasheet please provide

  

  aravind vegireddi

  TI Thinks Resolved

  Part Number: TCAL9538 Other Parts Discussed in Thread: TMUX1209 Tool/software: i cant able to find out footprint dimensions information in datasheet please provide datasheet with dimensions

  • over 1 year ago
  • Interface
  • Interface forum

• TCAL9538: I/O pin config

  

  Jim Tsai

  TI Thinks Resolved

  Part Number: TCAL9538 Hi, Could all the IO pins be configured to “open drain” type?

  • over 2 years ago
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  • Interface forum

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