SWRA640F June   2020  – February 2022 CC1310 , CC1312R , CC1350 , CC1352P , CC1352R , CC2620 , CC2630 , CC2640 , CC2640R2F , CC2640R2F-Q1 , CC2642R , CC2642R-Q1 , CC2650 , CC2652P , CC2652R , CC2652R7 , CC2652RB , CC2652RSIP

 

  1.   Trademarks
  2. 1 Reference Design
    1. 1.1 Sub-1 GHz LaunchPads
      1. 1.1.1 LAUNCHXL-CC1310
      2. 1.1.2 LAUNCHXL-CC1312R
    2. 1.2 2.4 GHz LaunchPads
      1. 1.2.1 LAUNCHXL-CC2640R2
      2. 1.2.2 LAUNCHXL-CC26x2R
    3. 1.3 Dual-Band LaunchPads
      1. 1.3.1 LAUNCHXL-CC1350EU/US
      2. 1.3.2 LAUNCHXL-CC1350-4
      3. 1.3.3 LAUNCHXL-CC1352R
      4. 1.3.4 LAUNCHXL-CC1352P1
      5. 1.3.5 LAUNCHXL-CC1352P-2
      6. 1.3.6 LAUNCHXL-CC1352P-4
    4. 1.4 Reference Design Overview
  3. 2 Front-End Configurations
    1. 2.1 CC13xx/CC26xx
    2. 2.2 Configuring Front-End Mode
    3. 2.3 CC13xx Single-Ended Mode
      1. 2.3.1 Single-Ended RX/TX
      2. 2.3.2 Single-Ended TX Only
      3. 2.3.3 Single-Ended RX Only
      4. 2.3.4 Single-Ended 2.4 GHz
    4. 2.4 CC26xx
  4. 3 Schematic
    1. 3.1 Schematic Overview
      1. 3.1.1 24/48 MHz Crystal
      2. 3.1.2 32.768 kHz Crystal
      3. 3.1.3 Balun
      4. 3.1.4 Filter
      5. 3.1.5 RX_TX Pin
      6. 3.1.6 Decoupling Capacitors
      7. 3.1.7 Antenna Components
      8. 3.1.8 RF Shield
      9. 3.1.9 I/O Pins Drive Strength
    2. 3.2 Bootloader Pins
    3. 3.3 AUX Pins
      1. 3.3.1 CC26x2/CC13x2 AUX Pins
      2. 3.3.2 CC26x0/CC13x0 AUX Pins
    4. 3.4 JTAG Pins
  5. 4 PCB Layout
    1. 4.1  Board Stack-Up
    2. 4.2  Balun
    3. 4.3  LC Filter
    4. 4.4  Decoupling Capacitors
    5. 4.5  Placement of Crystal Load Capacitors
    6. 4.6  Current Return Path
    7. 4.7  DC/DC Regulator
    8. 4.8  Antenna Matching Components
    9. 4.9  Transmission Lines
    10. 4.10 Electromagnetic Simulation
  6. 5 Antenna
    1. 5.1 Single-Band Antenna
    2. 5.2 Dual-Band Antenna
      1. 5.2.1 Dual-Band Antenna Match Example: 863-928 MHz and 2.4 GHz
      2. 5.2.2 Dual-Band Antenna Match: 433-510 MHz and 2.4 GHz
  7. 6 Crystal Tuning
    1. 6.1 CC13xx/CC26xx Crystal Oscillators
    2. 6.2 Crystal Selection
    3. 6.3 Tuning the LF Crystal Oscillator
    4. 6.4 Tuning the HF Oscillator
  8. 7 TCXO Support
    1. 7.1 Hardware
    2. 7.2 Software
    3. 7.3 Example: Usage of TCXO on CC1312R Launchpad
  9. 8 Integrated Passive Component (IPC)
  10. 9 Optimum Load Impedance
  11. 10PA Table
  12. 11Power Supply Configuration
    1. 11.1 Introduction
    2. 11.2 DC/DC Converter Mode
    3. 11.3 Global LDO Mode
    4. 11.4 External Regulator Mode
  13. 12Board Bring-Up
    1. 12.1 Power On
    2. 12.2 RF Test: SmartRF Studio
    3. 12.3 RF Test: Conducted Measurements
      1. 12.3.1 Sensitivity
      2. 12.3.2 Output Power
    4. 12.4 Software Bring-Up
    5. 12.5 Hardware Troubleshooting
      1. 12.5.1 No Link: RF Settings
      2. 12.5.2 No Link: Frequency Offset
      3. 12.5.3 Poor Link: Antenna
      4. 12.5.4 Bluetooth Low Energy: Device Does Advertising But Can Not Connect
      5. 12.5.5 Poor Sensitivity: DCDC Layout
      6. 12.5.6 Poor Sensitivity: Background noise
      7. 12.5.7 High Sleep Power Consumption
  14. 13References
  15. 14Revision History

Trademarks

SimpleLink, LaunchPad, and SmartRF are trademarks of Texas Instruments.

Bluetooth is a registered trademark of Bluetooth SIG, Inc and used by Motorola, Inc. under license.

All trademarks are the property of their respective owners.