SBASA41E February   2021  – May 2025 AFE7950

PRODUCTION DATA  

  1.   1
  2. 1Features
  3. 2Applications
  4. 3Description
  5. 4Specifications
    1. 4.1  Absolute Maximum Ratings
    2. 4.2  ESD Ratings
    3. 4.3  Recommended Operating Conditions
    4. 4.4  Thermal Information
    5. 4.5  Transmitter Electrical Characteristics
    6. 4.6  RF ADC Electrical Characteristics
    7. 4.7  PLL/VCO/Clock Electrical Characteristics
    8. 4.8  Digital Electrical Characteristics
    9. 4.9  Power Supply Electrical Characteristics
    10. 4.10 Timing Requirements
    11. 4.11 Switching Characteristics
    12. 4.12 Typical Characteristics
      1. 4.12.1  TX Typical Characteristics 800 MHz
      2. 4.12.2  TX Typical Characteristics at 1.8 GHz
      3. 4.12.3  TX Typical Characteristics at 2.6 GHz
      4. 4.12.4  TX Typical Characteristics at 3.5 GHz
      5. 4.12.5  TX Typical Characteristics at 4.9 GHz
      6. 4.12.6  TX Typical Characteristics at 8.1 GHz
      7. 4.12.7  TX Typical Characteristics at 9.6 GHz
      8. 4.12.8  RX Typical Characteristics at 800 MHz
      9. 4.12.9  RX Typical Characteristics at 1.75 GHz – 1.9 GHz
      10. 4.12.10 RX Typical Characteristics at 2.6 GHz
      11. 4.12.11 RX Typical Characteristics at 3.5 GHz
      12. 4.12.12 RX Typical Characteristics at 4.9 GHz
      13. 4.12.13 RX Typical Characteristics at 8.1GHz
      14. 4.12.14 RX Typical Characteristics at 9.6 GHz
      15. 4.12.15 PLL and Clock Typical Characteristics
  6. 5Revision History
  7. 6Device and Documentation Support
    1. 6.1 Receiving Notification of Documentation Updates
    2. 6.2 Support Resources
    3. 6.3 Trademarks
    4. 6.4 Electrostatic Discharge Caution
    5. 6.5 Glossary
  8. 7Mechanical, Packaging, and Orderable Information

4.12.9 RX Typical Characteristics at 1.75 GHz – 1.9 GHz

Typical values at TA = +25°C, ADC Sampling Rate = 2949.12 GHz. Default conditions: output sample rate = 491.52MSPS (decimate by 6), PLL clock mode with fREF = 491.52 MHz, AIN = –3 dBFS, DSA setting = 4 dB.

AFE7950 RX In-Band Gain Flatness, fIN = 1750 MHz
With 1.8 GHz matching, normalized to 1.75 GHz
Figure 4-318 RX In-Band Gain Flatness, fIN = 1750 MHz
AFE7950 RX Input Phase vs Temperature and DSA at fIN = 1.75 GHz
With 2.6 GHz matching, normalized to phase at 25°C
Figure 4-320 RX Input Phase vs Temperature and DSA at fIN = 1.75 GHz
AFE7950 RX Calibrated Differential Amplitude Error vs DSA Setting at 1.75 GHz
With 1.8 GHz matching
Differential Amplitude Error = PIN(DSA Setting – 1) – PIN(DSA Setting) + 1
Figure 4-322 RX Calibrated Differential Amplitude Error vs DSA Setting at 1.75 GHz
AFE7950 RX Calibrated Integrated Amplitude Error vs DSA Setting at 1.75 GHz
With 1.8 GHz matching
Integrated Amplitude Error = PIN(DSA Setting) – PIN(DSA Setting = 0) + (DSA Setting)
Figure 4-324 RX Calibrated Integrated Amplitude Error vs DSA Setting at 1.75 GHz
AFE7950 RX Calibrated Differential Phase Error vs DSA Setting at 1.75 GHz
With 1.8 GHz matching
Differential Phase Error = PhaseIN(DSA Setting – 1) – PhaseIN(DSA Setting)
Figure 4-326 RX Calibrated Differential Phase Error vs DSA Setting at 1.75 GHz
AFE7950 RX Calibrated Integrated Phase Error vs DSA Setting at 1.75 GHz
With 1.8 GHz matching
Integrated Phase Error = Phase(DSA Setting) – Phase(DSA Setting = 0)
Figure 4-328 RX Calibrated Integrated Phase Error vs DSA Setting at 1.75 GHz
AFE7950 RX Noise Spectral Density vs Temperature at 1.75 GHz
With 1.8 GHz matching, 12.5-MHz offset from tone
Figure 4-330 RX Noise Spectral Density vs Temperature at 1.75 GHz
AFE7950 RX Noise Spectral Density vs Input Amplitude and Channel at 1.75 GHz
With 1.8 GHz matching, 12.5-MHz offset from tone
Figure 4-332 RX Noise Spectral Density vs Input Amplitude and Channel at 1.75 GHz
AFE7950 RX IMD3 vs Input Level and Temperature at 1.75 GHz
With 1.8 GHz matching, tone spacing = 20 MHz, DSA = 4 dB
Figure 4-334 RX IMD3 vs Input Level and Temperature at 1.75 GHz
AFE7950 RX HD2 vs DSA Setting and Channel at 1.9 GHz
With 1.8 GHz matching, fin = 1900MHz, measured after HD2 trim, DDC bypass mode (TI only mode for characterization)
Figure 4-336 RX HD2 vs DSA Setting and Channel at 1.9 GHz
AFE7950 RX HD2 vs Input Amplitude and Channel at 1.9 GHz
With 1.8 GHz matching, fin = 1900MHz, measured after HD2 trim, DDC bypass mode (TI only mode for characterization)
Figure 4-338 RX HD2 vs Input Amplitude and Channel at 1.9 GHz
AFE7950 RX HD3 vs DSA Setting and Channel at 1.9 GHz
With 1.8 GHz matching, fin = 1900MHz, DDC bypass mode (TI only mode for characterization)
Figure 4-340 RX HD3 vs DSA Setting and Channel at 1.9 GHz
AFE7950 RX HD3 vs Input Level and Channel at 1.9 GHz
With 1.8 GHz matching, fin = 1900MHz, DDC bypass mode (TI only mode for characterization)
Figure 4-342 RX HD3 vs Input Level and Channel at 1.9 GHz
AFE7950 RX In-Band SFDR (±400 MHz) vs Input Amplitude at 1.75 GHz
With 1.8 GHz matching, decimated by 3
Figure 4-344 RX In-Band SFDR (±400 MHz) vs Input Amplitude at 1.75 GHz
AFE7950 RX IMD3 vs Supply and Channel at 1.75 GHz
With 1.8 GHz matching, –7 dBFS each tone, 20-MHz tone spacing, all supplies at MIN, TYP, or MAX recommended operating voltages
Figure 4-346 RX IMD3 vs Supply and Channel at 1.75 GHz
AFE7950 RX Input Fullscale vs Temperature and Channel at 1.75 GHz
With 1.8 GHz matching, normalized to fullscale at 25°C for each channel
Figure 4-319 RX Input Fullscale vs Temperature and Channel at 1.75 GHz
AFE7950 RX Uncalibrated Differential Amplitude Error vs DSA Setting at 1.75 GHz
With 1.8 GHz matching
Differential Amplitude Error = PIN(DSA Setting – 1) – PIN(DSA Setting) + 1
Figure 4-321 RX Uncalibrated Differential Amplitude Error vs DSA Setting at 1.75 GHz
AFE7950 RX Uncalibrated Integrated Amplitude Error vs DSA Setting at 1.75 GHz
With 1.8 GHz matching
Integrated Amplitude Error = PIN(DSA Setting) – PIN(DSA Setting = 0) + (DSA Setting)
Figure 4-323 RX Uncalibrated Integrated Amplitude Error vs DSA Setting at 1.75 GHz
AFE7950 RX Uncalibrated Differential Phase Error vs DSA Setting at 1.75 GHz
With 1.8 GHz matching
Differential Phase Error = PhaseIN(DSA Setting – 1) – PhaseIN(DSA Setting)
Figure 4-325 RX Uncalibrated Differential Phase Error vs DSA Setting at 1.75 GHz
AFE7950 RX Uncalibrated Integrated Phase Error vs DSA Setting at 1.75 GHz
With 1.8 GHz matching
Integrated Phase Error = Phase(DSA Setting) – Phase(DSA Setting = 0)
Figure 4-327 RX Uncalibrated Integrated Phase Error vs DSA Setting at 1.75 GHz
AFE7950 RX Output FFT at 1.75 GHz
With 1.8 GHz matching, fIN = 2610 MHz, AIN= –3 dBFS
Figure 4-329 RX Output FFT at 1.75 GHz
AFE7950 RX Noise Spectral Density vs Input Amplitude and Temperature at 1.75 GHz
With 1.8 GHz matching, DSA Setting = 12 dB, 12.5-MHz offset from tone
Figure 4-331 RX Noise Spectral Density vs Input Amplitude and Temperature at 1.75 GHz
AFE7950 RX IMD3 vs DSA Setting and Temperature at 1.75 GHz
With 1.8 GHz matching, each tone –7 dBFS, tone spacing = 20 MHz
Figure 4-333 RX IMD3 vs DSA Setting and Temperature at 1.75 GHz
AFE7950 RX IMD3 vs Input Level and Temperature at 1.75 GHz
With 1.8 GHz matching, tone spacing = 20 MHz, DSA = 12 dB
Figure 4-335 RX IMD3 vs Input Level and Temperature at 1.75 GHz
AFE7950 RX HD2 vs DSA Setting and Temperature at 1.9 GHz
With 1.8 GHz matching, fin = 1900MHz, measured after HD2 trim, DDC bypass mode (TI only mode for characterization)
Figure 4-337 RX HD2 vs DSA Setting and Temperature at 1.9 GHz
AFE7950 RX HD2 vs Input Amplitude and Temperature at 1.9 GHz
With 1.8 GHz matching, fin = 1900MHz, measured after HD2 trim, DDC bypass mode (TI only mode for characterization)
Figure 4-339 RX HD2 vs Input Amplitude and Temperature at 1.9 GHz
AFE7950 RX HD3 vs DSA Setting and Temperature at 1.9 GHz
With 1.8 GHz matching, fin = 1900MHz, DDC bypass mode (TI only mode for characterization)
Figure 4-341 RX HD3 vs DSA Setting and Temperature at 1.9 GHz
AFE7950 RX HD3 vs Input Level and Temperature at 1.9 GHz
With 1.8 GHz matching, fin = 1900MHz, DDC bypass mode (TI only mode for characterization)
Figure 4-343 RX HD3 vs Input Level and Temperature at 1.9 GHz
AFE7950 RX Non-HD2/3 vs DSA Setting at 1.75 GHz
With 1.8 GHz matching
Figure 4-345 RX Non-HD2/3 vs DSA Setting at 1.75 GHz
AFE7950 RX Noise Spectral Density vs Supply and Channel at 1.75 GHz
With 1.8 GHz matching, 12.5-MHz offset, all supplies at MIN, TYP, or MAX recommended operating voltages
Figure 4-347 RX Noise Spectral Density vs Supply and Channel at 1.75 GHz