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AD4130-8 multiple devices on the same SPI: starting condition of chip select signal (CS)

Category: Hardware
Product Number: AD4130-8

Hello, we need to interface two AD4130-8 on the same SPI lines with different chip select signals. At page 83 of the component data sheet it states that the default startup condition for the SPI is 3 wire with chip select disabled. So the questions:

- Is it possible to connect two AD4130-8 on the same SPI lines?

- If so, how can We select a single ADC if chip select is disabled by default?

Thank you.

Top Replies

  • Hi  

    Yes, it possible to connect two AD4130-8 on the same SPI lines. However, you must take note that when connecting multiple slaves (AD4130-8), the controller must have a separate chip select…