Answered

• TCA9534A: TCA9534A application and spec clarification

  

  Kevin Jiang1

  Resolved

  Part Number: TCA9534A Other Parts Discussed in Thread: TCA9554A 1) We expected to use IO 0-7 to control LED, which part is suggested by TI? TCA9534A or TCA9554A 2) Does TI suggest that I/O port connect to LED directly? 3) Check datasheet, TCA9554A embedded…

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  • over 5 years ago
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• TCA9534: what is different for TCA9534/TCA9534A/PCA9534?

  

  Karen Hsieh

  TI Thinks Resolved

  Part Number: TCA9534 Other Parts Discussed in Thread: , PCA9534 Hi Sir what is different for TCA9534/TCA9534A/PCA9534?

  • over 4 years ago
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• TCA9534A: Decoding Adress

  

  Andrew Turk

  Part Number: TCA9534A Other Parts Discussed in Thread: TCA9555 Can you change the address of the TCA9534A when its powered on by changing the state of the address pins or can this only be changed when the device is powered on. If it can not be changed…

  • over 5 years ago
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Answered

• TCA9534A: what's different between these parts?

  

  Mark Chen52

  Resolved

  Part Number: TCA9534A Hi Expert, Could you help to know the different of below parts? and if the spec request: VCC :1.6V to 5V channel: 8 port Which one is nice choice? Best Regards, Mark

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  • over 5 years ago
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• TCA9534A: The difference between TCA9534 and TCA9534A

  

  Tiger Yeh

  Resolved

  Part Number: TCA9534A Other Parts Discussed in Thread: TCA9534 , Hi~ May I know the difference between TCA9534 and TCA9534A? Thanks and Best regards, Tiger

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  • over 6 years ago
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Answered

• TCA9534A: Interrupt

  

  F.N

  Resolved

  Part Number: TCA9534A Hi team, My customer wants to know when /INT is reset. In the datasheet page.17 8.3.2 Interrupt Output (INT) section, there is a description that "Resetting the interrupt circuit is achieved when data on the port is changed to the…

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  • over 6 years ago
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• TCA9534A: Port pins have schmidt trigger?

  

  Brian Antheunisse

  Resolved

  Part Number: TCA9534A Team, Customer is using this chip, we are wondering about the behavior on the port pins in terms of noise immunity/hysteresis, debounce situations, etc. The datasheet shows a VOH, and an IOL, which is a bit confusing. Thanks! …

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  • over 6 years ago
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• TCA9534A: never acknoledge

  

  Vincent GAULON

  Resolved

  Part Number: TCA9534A Other Parts Discussed in Thread: LM75B , TCA9534 , Hello, I am having issue getting a TCA9534APWR to work on my prototype. I ma using a PIC32 as I2C master, with library I have used with no problem for years. On the same I2C line,…

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  • over 6 years ago
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Answered

• TCA9534A: the communication flow

  

  Takao Yamamoto5

  Resolved

  Part Number: TCA9534A Dear all, I would like to communication like attached file. comunication flow.pdf Are there somwthing wrong to communicate? If you need some condition to check, please inform us what is not enough. Best regards,

  • Resolved

  • over 6 years ago
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• TCA9534A: the sequence of register setting

  

  Takao Yamamoto5

  TI Thinks Resolved

  Part Number: TCA9534A Dear all, I want to use this device as output and default output level as "L". To achieve this usage, I think to set as following sequence. >1, set register 1 to change default output value as "L" >2, set register…

  • over 6 years ago
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