8. Tips to Select between DA14531 and DA14585/586

Take the following points into account to select between DA14531 and DA14585/586:

  • DA14531 is based on Arm® Cortex® M0+ whereas DA14585/586 is based on Arm® Cortex® M0

  • Memory organization is different, including differences in size (ROM, RAM, OTP). DA14531 has constraints with respect to RAM size

  • DA14531 ROM includes SDK code (see Figure 9) to free up RAM space. This does not apply to DA14585/586

  • Power management consideration: DCDC is different

  • Hardware and layout consideration: different package sizes

  • DA14531 features a different radio block compared to the DA14585/586