11 Document Revision History

The document revision history describes the changes that were implemented in the document. The changes are listed by revision, starting with the most current publication.

RevisionDateSectionDescription
C02/2026RNBD350 Module Ordering InformationUpdated RNBD350UE regulatory certification details.

Updated Figure 2-1.

Module OverviewUpdated Table 3-1.
Electrical CharacteristicsUpdated the following parameter values.

  1. APWR_1

  2. SPWR_5

  3. BPWR_9

  4. OPWR_1

  5. B012
  6. SY20

  7. DI_3

  8. DI_5

  9. DI_9

  10. DI_15

  11. DI_17

  12. DI_25

  13. DI_27

  14. SADC_13

  15. SADC_19

  16. SADC_25

  17. SADC_31

  18. SADC_37

  19. SADC_49

  20. SADC_51

  21. SADC_53

  22. SADC_55

  23. ADC_57

  24. ADC_59

  25. ADC_65

  26. BTRX1

Removed ADC_4a, ADC_4e parameter

Bluetooth® Low Energy RF Characteristics+125C Receiver Sensitivity Plot related to SOC has been removed as it is not applicable for RNBD350 module.

Updated Figure 4-10 and Figure 4-11.

Basic Connection RequirementUpdated Figure 5-1.
Module Configuration In Table 3-3, Status Indication 1 and Indication 2 pin numbers has been corrected as PA10 and PB8 respectively.
RNBD350 Module Packaging InformationThe RNBD350 Package Outline Drawing has been updated from revision C04-10055 Rev.C to C04-10055 Rev.D.
Appendix A: Regulatory ApprovalUpdated the section to add support for RNBD350PE and RNBD350UE.
ChinaUpdated Regulatory approval details for China (SRRC).
B11/2024Features
  • Eight GPIOs changed into “seven”
  • Deleted these features:
    • Embedded Enhanced Security
    • OTA device firmware update
    • OTAPC device firmware update on peer RNBD350 device
RF/Analog Features
  • +10 dBm Programmable Transmit Output Power changed to +11
  • -97 Typical Receiver Power Sensitivity changed to -98
RNBD350 Module Ordering InformationAdded new row for UE type
Module OverviewUpdated the thermal pad name into EP_PAD
Module Configuration
  • Added PA10 for “I/O level control”
  • Added “Status Indication”
Device ProgrammingDeleted “Over-the-Air (OTA) update of firmware using Microchip Bluetooth® Data mobile application or module-to-module OTA update (OTAPC mode commands)”
RNBD350 Module Placement GuidelinesUpdated the figure with RNBD350 for module placement guidelines
PCB AntennaUpdated the specification for “Peak gain” and “Efficiency”
External Antenna Placement RecommendationsAdded new section
External AntennasAdded new section
Bluetooth® Low Energy RF CharacteristicsUpdated the temperature plots
Labeling and User Information RequirementsAdded Labeling and User Information in china
A04/2024DocumentInitial revision