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  • PCA9536: POR requirements to avoid random values in polarity register

    TI Thinks Resolved
    Part Number: PCA9536 Dear all, one of my AA is experiencing some issues with the PCA9536. The polarity register starts wiht not default values. I've doublechecked the POR, on the power off the device seems to be in spec, see below: (blue line is the VCC…

  • PCA9536: Connection with EEPROM

    TI Thinks Resolved
    Part Number: PCA9536 Dear E2E, We would like to use PCA9536 to control the WP of EEPROM & Flash. And, We would like to let EE_WP# its default is low in order to let EEPROM can be written. We are not sure if we need to add a pull low resistor (R530…

  • TPS7A7100: Controlled by PCA9536

    Part Number: TPS7A7100 Other Parts Discussed in Thread: PCA9536 , PCA9557 I will controlled the output voltage of TPS7A7100 by i2c iio expander. Discribed in App Note: http://www.ti.com/lit/an/sbva035a/sbva035a.pdf I will switch between 1.2 and 1.8V. …
    • Answered

  • PCA9536: Is there ibis model of PCA9536DGKR?

    Resolved
    Part Number: PCA9536 Other Parts Discussed in Thread: TCA9538 Is there ibis model of PCA9536DGKR?
    • Resolved
    • Answered

  • PCA9536: Bus expander standby current

    Resolved
    Part Number: PCA9536 Hi All, Can anyone tell me what the typical (or max) standby current is for the PCA9536 with all the I/O set for outputs? The datasheet only covers the case with the I/O set as inputs. In my application, the outputs will be set high…
    • Resolved

  • PCA9536: The thermal information and power dissipation

    TI Thinks Resolved
    Part Number: PCA9536 Hi Team, Please help to confirm the thermal information of PCA9536DGKR. Data sheet doesn't show Θjc. Also, how to calculate its power dissipation? Please kindly provide the formula. Thanks

  • AM3359: In AM3359 after RAMFS only 1 Ethernet Port is working

    Part Number: AM3359 Other Parts Discussed in Thread: AM3352 , TPS65910 , TPIC2810 , PCA9536 Tool/software: Dear TI Team, Greetings!! form RAMFS implimentation we are using arago-tiny-image-am335x-evm.tar.xz file to generate cpio file and zImage.. we are…
    • Answered

  • PCA9536: Is PCA9536 will works on Vdd 2.8 volts to read the address when it is act as a slave

    Resolved
    Part Number: PCA9536 hello,I am new in I2c protocol . I am using PCA9536 i2c expander as a slave in my project. My goal is to read the slave address( i.e.,0x41) .I was tested with arduino board it works well. But i am tested with nrf52 dk it does not…
    • Resolved

  • PCA9536: Reset function?

    Part Number: PCA9536 My customer would like an i2c I/O expander with a reset function so they can ensure the device will be in a known state. They are looking at the PCA9537 from NXP. We do not have a direct cross. Do we have any I/O expanders with this…
    • Answered

  • PCA9536: Confirmation on Pin #1

    Resolved
    Part Number: PCA9536 A silly quick question, can someone help me confirm that this is Pin #1? The package doesn't match that shown in the datasheet , just wanted to confirm before using!
    • Resolved

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