SWRS111G June   2011  – January 2026 CC1121

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Functional Diagram
  6. 5 Terminal Configuration and Functions
    1. 5.1 Pin Diagram
    2. 5.2 Pin Configuration
  7. 6 Specifications
    1. 6.1  Absolute Maximum Ratings #GUID-8A1DE4F5-4E49-477E-A98C-459BEC46A38F/LIT19484635 #GUID-8A1DE4F5-4E49-477E-A98C-459BEC46A38F/LIT89009562
    2. 6.2  Handling Ratings
    3. 6.3  Recommended Operating Conditions (General Characteristics)
    4. 6.4  Thermal Resistance Characteristics for RHB Package
    5. 6.5  RF Characteristics
    6. 6.6  Regulatory Standards
    7. 6.7  Current Consumption, Static Modes
    8. 6.8  Current Consumption, Transmit Modes
      1. 6.8.1 950-MHz Band (High-Performance Mode)
      2. 6.8.2 868-, 915-, and 920-MHz Bands (High-Performance Mode)
      3. 6.8.3 434-MHz Band (High-Performance Mode)
      4. 6.8.4 169-MHz Band (High-Performance Mode)
      5. 6.8.5 Low-Power Mode
    9. 6.9  Current Consumption, Receive Modes
      1. 6.9.1 High-Performance Mode
      2. 6.9.2 Low-Power Mode
    10. 6.10 Receive Parameters
      1. 6.10.1 General Receive Parameters (High-Performance Mode)
      2. 6.10.2 RX Performance in 950-MHz Band (High-Performance Mode)
      3. 6.10.3 RX Performance in 868-, 915-, and 920-MHz Bands (High-Performance Mode)
      4. 6.10.4 RX Performance in 434-MHz Band (High-Performance Mode)
      5. 6.10.5 RX Performance in 169-MHz Band (High-Performance Mode)
      6. 6.10.6 RX Performance in Low-Power Mode
    11. 6.11 Transmit Parameters
    12. 6.12 PLL Parameters
      1. 6.12.1 High-Performance Mode
      2. 6.12.2 Low-Power Mode
    13. 6.13 Timing Requirements
    14. 6.14 32-MHz Crystal Oscillator
    15. 6.15 32-MHz Clock Input (TCXO)
    16. 6.16 32-kHz Clock Input
    17. 6.17 32-kHz RC Oscillator
    18. 6.18 I/O and Reset
    19. 6.19 Temperature Sensor
    20. 6.20 44
    21. 6.21 Typical Characteristics
  8. 7 Detailed Description
    1. 7.1  Block Diagram
    2. 7.2  Frequency Synthesizer
    3. 7.3  Receiver
    4. 7.4  Transmitter
    5. 7.5  Radio Control and User Interface
    6. 7.6  Enhanced Wake-On-Radio (eWOR)
    7. 7.7  Sniff Mode
    8. 7.8  Antenna Diversity
    9. 7.9  Low-Power and High-Performance Mode
    10. 7.10 WaveMatch
  9. 8 Typical Application Circuit
  10. 9 Device and Documentation Support
    1. 9.1 Device and Development-Support Tool Nomenclature
    2. 9.2 Development Support
      1. 9.2.1 Configuration Software
    3. 9.3 Documentation Support
    4. 9.4 Receiving Notification of Documentation Updates
    5. 9.5 Support Resources
    6. 9.6 Trademarks
    7. 9.7 Electrostatic Discharge Caution
    8. 9.8 Glossary
    9. 9.9 Third-Party Products Disclaimer
  11. 10Revision History
  12. 11Mechanical Packaging and Orderable Information

6.10.6 RX Performance in Low-Power Mode

TA = 25°C, VDD = 3.0 V, fc = 869.5 MHz if nothing else stated

PARAMETERMINTYPMAXUNITCONDITION
Sensitivity –99 dBm38.4 kbps, DEV=50 kHz CHF=100 kHz(1)
 –99 dBm50 kbps 2GFSK, DEV=25 kHz, CHF=100 kHz(1)
Blocking and selectivity
1.2-kbps 2FSK, 50-kHz channel separation, 20-kHz deviation, 50-kHz channel filter		 43 dB± 50 kHz (adjacent channel)
 45 dB+ 100 kHz (alternate channel)
 71 dB± 1 MHz
 74 dB± 2 MHz
 75 dB± 10 MHz
Blocking and selectivity
38.4-kbps 2GFSK, 100-kHz channel separation, 20-kHz deviation, 100-kHz channel filter  		 37 dB+ 100 kHz (adjacent channel)
 43 dB+ 200 kHz (alternate channel)
 58 dB± 1 MHz
 62 dB± 2 MHz
 64 dB+ 10 MHz
Blocking and selectivity
50-kbps 2GFSK, 200-kHz channel separation, 25-kHz deviation, 100-kHz channel filter
(Same modulation format as 802.15.4g Mandatory Mode)		 43dB+ 200 kHz (adjacent channel)
 52 dB+ 400 kHz (alternate channel)
 60 dB± 1 MHz
 64 dB± 2 MHz
 65 dB± 10 MHz
Saturation +10dBm