• TCA6408A-Q1: TCA6408A-Q1

  

  Jitendra rana

  TI Thinks Resolved

  Part Number: TCA6408A-Q1 Tool/software: Hi Team, Regarding - TCA6408ARGTR i2c based IO expander Please confirm one thing, after configuration all GPIO by MCU, GPIO status will remain same after supply on/off??. Thanks, Jitendra

  • 2 months ago
  • Interface
  • Interface forum

• TCA6408A-Q1: Unused /INT Pin

  

  Evan Wang

  TI Thinks Resolved

  Part Number: TCA6408A-Q1 Tool/software: Hi Team, About the TCA6408A-Q1, Since DS didn't mention but if I don't need the /INT function, can I leave this pin as floating? Thank you.

  • 5 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…

  • Resolved

  • 11 months ago
  • Interface
  • Interface forum

• TCA6408A-Q1: compatible question

  

  Peter Xu

  TI Thinks Resolved

  Part Number: TCA6408A-Q1 Other Parts Discussed in Thread: TCA9539-Q1 , Hi team, My customer uses two TCA9539-Q1 in their system, which gives them 32 external GPIOs. However, they still need 4 other GPIOs to control CAN device. So they want to use TCA6408A…

  • over 1 year ago
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• TCA6408A-Q1: Max supply volatge

  

  Amber Si

  TI Thinks Resolved

  Part Number: TCA6408A-Q1 Hi team, I want to check TCA6408A-Q1 support 1.8/ 2.5/ 3.3V I2C, but don't support 5V I2C? Regard, Amber

  • over 1 year ago
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• TCA6408A-Q1: Please review the schematic

  

  Chase Jeong

  TI Thinks Resolved

  Part Number: TCA6408A-Q1 Dear TI experts, My customer made their first schematic with TCA6408A-Q1. Could you review the schematic below? Best regards, Chase

  • over 1 year ago
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• TCA6408A-Q1: what's the power consumption of TCA6408A-Q1 when it's configured as output?

  

  Daoyan Zhao

  Part Number: TCA6408A-Q1 Hello, I want to ask what the power consumption of TCA6408A-Q1 is when it's configured as output? When it's input, the power consumption is low, customer want to keep input & output function normal when SOC powered off, so…

  • over 3 years ago
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• TCA6408A-Q1: TCA6408AQPWRQ1

  

  Roy Chan

  TI Thinks Resolved

  Part Number: TCA6408A-Q1 Other Parts Discussed in Thread: TCA6408A Hi Expert: We have Automotive Car infotainment project has design in TCA6408A-Q1 IO expander for MTK SoC linux driver . The Linux driver Kernel 5.15 version called gpio-pca953x.c…

  • over 2 years ago
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• TCA6408A-Q1: GPIO pin can be used as INT

  

  Jitendra kumar

  TI Thinks Resolved

  Part Number: TCA6408A-Q1 I have some concern regarding with i/o Expander TCA6408AQPWRQ1 INT Pin. Now, I want to add above 2 Switch on GPIO as input with this Expander IC and connect it with this Deserializer. for same i have some questions. Q1. At…

  • over 2 years ago
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• TCA6408A-Q1: Can we use only 2 GPIO pin as External Input?

  

  Jitendra kumar

  TI Thinks Resolved

  Part Number: TCA6408A-Q1 Hi Team, I am using TCA6408A-Q1 part only for HIGH and LOW detection by using a ON-OFF Switch at P0 and P1 Pin. I have pulled it up with 3.3V and added on-off switch with it for sensing High and Low (for more clarification…

  • over 2 years ago
  • Interface
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