• TCA9543A: I2C bus expansion using switch with MSP430 Host

  

  Garima Dubey

  Answer Suggested

  Part Number: TCA9543A Other Parts Discussed in Thread: MSP430FR2475 , , TMP102 Tool/software: Hello TI team, We are working on a design based on MSp430FR2475. We have requirement to add same slave ID devices on I2C bus. Hence planning to use the TCA9543A…

  • 2 days ago
  • Interface
  • Interface forum

• TCA9543A: TCA9543A SCH review

  

  Brian Chan

  TI Thinks Resolved

  Part Number: TCA9543A Tool/software: Hi Team could you help me check below SCH? ' They pull SCL/SDA to 1.8V I2C, SC0/SD0,SC1/SD1 to 3.3V I2C, Reset 1.8V IO, INT to 1.8V and A0/A1 to VCC. do you think above application is ok? BRs Brian after…

  • 4 months ago
  • Interface
  • Interface forum

• TCA9543A: Failure mode information to make FMEA

  

  Taku Murayama

  TI Thinks Resolved

  Part Number: TCA9543A Other Parts Discussed in Thread: TCA9548A-Q1 Tool/software: Could you tell me f ailure mode information or provide FMEA for TCA9543A ?

  • 2 months ago
  • Interface
  • Interface forum
Answered

• TCA9543A: How can scan i2c device connected to TCA9543A ?

  

  Jaecheon Yoo

  Resolved

  Part Number: TCA9543A Tool/software: Hi, experts Address 0x70 for this TCA9543APWR product is being scanned by the host. Currently we've connected i2c devices (MAX96714GTJ/VY+T) to TCA9543APWR via CAM1_I2C and CAM0_I2C net, but it doesn't seem to be…

  • Resolved

  • 5 months ago
  • Interface
  • Interface forum
Answered

• TCA9543A: Check general understanding of software to use the device

  

  Walter Cromer

  Resolved

  Part Number: TCA9543A Tool/software: I am evaluating the TCA9543A to allow us to connect several load cells that have the same I2C address to a BeagleBone Black MCU. I'd like to confirm my general understanding of the software to use the device. I…

  • Resolved

  • 3 months ago
  • Interface
  • Interface forum

• TCA9543A: TCA9543A VOH/VOL question

  

  Lee Jacky

  TI Thinks Resolved

  Part Number: TCA9543A HI, For TCA9543A , we can not find VOH/VOL, only find the VIH/VIL . Please help to check it, thx

  • 9 months ago
  • Interface
  • Interface forum
Answered

• TCA9543A: INT0/INT1 Pullup voltage

  

  Andreas Brunner

  Resolved

  Part Number: TCA9543A Tool/software: Hello, I would like to supply the switch with a voltage of 3.3V. The master bus voltage is 3.3V and the two slave buses are at 5V. The recommended operating conditions specify a maximum voltage of VCC+0.5V for INT0…

  • Resolved

  • 6 months ago
  • Interface
  • Interface forum
Answered

• TCA9543A: Cascade I2C Multiplexer

  

  Pablo Liberman1

  Resolved

  Part Number: TCA9543A Other Parts Discussed in Thread: TCA9546A , SN74LVC2G66 , SN74HCS74 , SN74LVC1G79 , SN74LVC1G175 Hi, I would like to know if this is possible: I think it is wrong because there is an address conflict, all TCA9543A have the same address…

  • Resolved

  • 6 months ago
  • Interface
  • Interface forum

• TCA9543A: I2C expansion device recommendation

  

  JH Shin

  TI Thinks Resolved

  Part Number: TCA9543A Other Parts Discussed in Thread: PCA9545A , PCA9544A Hello, My customer is looking for a I2C expansion device with the conditions below. - Connect two slave devices with the same address to the master I2C 1 channel and control each…

  • 8 months ago
  • Interface
  • Interface forum
Answered

• TCA9543A: TCA9543A

  

  Sathya Priya

  Resolved

  Part Number: TCA9543A Dear Team, We are using this TCA9543 I2C mux in our design. Whether we need to provide the external pull up resistor for I2C lines (SDA & SCL) on the output side of slave channel 1 and 2. Or pull up resistor is incorporated…

  • Resolved

  • over 1 year ago
  • Interface
  • Interface forum

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