• What is a baud rate of AD5700-1 to communicate with micro-controller

    I want to interface AD5700-1 with microcontroller. To interface it with controller, I require to know on how much baud rate AD5700-1 replies to the microcontroller.

  • AD5700/AD5700-1 Rx/Tx Pin Z in Power-down and Powered Off?

    Are the AD5700/AD5700-1 Rx and Tx pins in hi-z (essentially benign) when the part is powered-off and/or held in reset?

  • 急!!AD5700-1输出不正常求助




  • AD5700 HART Modem Popular Applications

    What are the most popular applications in which the AD5700 & AD5700-1 HART Modem products are used and can they be used in both Master and Slave mode?

  • AD5700-1 connect REF_EN  to IOVDD

    In POWER DOWN MODE section of datasheet, I found the following description.

    Is it OK for me to connect REF_EN to IOVDD or any problem other than power consumption?

     If the reference is not powered down while RESET is low, the output voltage on the REF…

  • AD5700-1 Minimalistic design and components

    Hi forum!

    I want to use HART modem AD5700-1with the intent of minimum possible complexity of operation and minimum # of components.My application is simple;i just want to make a half duplex uart bridge...i am designing a single pcb that can either take…

  • AD5700-1 Carrier Frequency Problem

    I have been experiencing a problem with the AD5700-1 where by one of the carrier frequencies is instead just a HIGH signal. This has happened on separate boards and with both 1200Hz and 2200Hz signals.

    The problem will sometimes manifest during use as…

  • 3 questions for your AD5700-1

    Dear Sir/Madam,

    Our customer is studying with your AD5700-1 HART modem.

    So he has tossed the following questions.


    When he receive the HART signal, what is the min-max time of 1bit pulse width the digital signal that is outputed from RxD…

  • RC oscillator (AD5700-1 only)

    Does the Internal RC oscillator (AD5700-1 only) meet the HART specification over the extended temperature range of -40° to +125°C?

    The AD5700-1 specifies a +/-1% internal oscillator for the temperature range -40° to +125°C. Per the factory, the part…

  • AD5700-1全双工