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Showing 2 results View by: Thread Post Sort by
    Answered
  • TCA9536: How to configure the default P0 state to Low

    Hisao Uchikoshi
    Hisao Uchikoshi
    Resolved
    Part Number: TCA9536 Hi Experts, My customer wants to output logic Low on P0 pin when power-on. Since the initial state is that internal FET Q1 and Q2 is off and 100K PU resister is enabled, is it OK to use external pull-down resister like 4.7k ohm…
    • Resolved
    • over 2 years ago
    • Interface
    • Interface forum
  • RE: PCA9554: Question about PCA9554

    Tyler Townsend
    Tyler Townsend
    Hi Jimmy, Q1: PCA9554 can work, but this device can offer 8-GPIO's which would mean you would need two devices. We don't offer the PCA9554 in QFN or VQFN (although the datasheet shows device info for it), therefore, the smallest package offered for…
    • over 1 year ago
    • Interface
    • Interface forum

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