SBASAG7A March   2024  – August 2024 AFE7950-SP

PRODMIX  

  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 800MHz
      2. 4.12.2  TX Typical Characteristics at 1.8GHz
      3. 4.12.3  TX Typical Characteristics at 2.6GHz
      4. 4.12.4  TX Typical Characteristics at 3.5GHz
      5. 4.12.5  TX Typical Characteristics at 4.9GHz
      6. 4.12.6  TX Typical Characteristics at 8.1GHz
      7. 4.12.7  TX Typical Characteristics at 9.6GHz
      8. 4.12.8  RX Typical Characteristics at 800MHz
      9. 4.12.9  RX Typical Characteristics at 1.75-1.9GHz
      10. 4.12.10 RX Typical Characteristics at 2.6GHz
      11. 4.12.11 RX Typical Characteristics at 3.5GHz
      12. 4.12.12 RX Typical Characteristics at 4.9GHz
      13. 4.12.13 RX Typical Characteristics at 8.1GHz
      14. 4.12.14 RX Typical Characteristics at 9.6GHz
  6. 5Device and Documentation Support
    1. 5.1 Receiving Notification of Documentation Updates
    2. 5.2 Support Resources
    3. 5.3 Trademarks
    4. 5.4 Electrostatic Discharge Caution
    5. 5.5 Glossary
  7. 6Revision History
  8. 7Mechanical, Packaging, and Orderable Information

4.12.3 TX Typical Characteristics at 2.6GHz

Typical values at TA = +25°C with nominal supplies. Default conditions: TX input data rate = 491.52MSPS, fDAC = 11796.48MSPS (24x interpolation), interleave mode, 1st Nyquist zone output, PLL clock mode with fREF = 491.52MHz, AOUT = –1dBFS, DSA = 0dB, Sin(x)/x enabled, DSA calibrated

AFE7950-SP TX Full Scale vs RF Frequency at 11796.48MSPS
Including PCB and cable losses, Aout = -0.5dBFS, DSA = 0, 2.6GHz matching
Figure 4-78 TX Full Scale vs RF Frequency at 11796.48MSPS
AFE7950-SP TX Uncalibrated Differential Gain Error vs DSA Setting and Channel at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz
Differential Gain Error = POUT(DSA Setting – 1) – POUT(DSA Setting) + 1
Figure 4-80 TX Uncalibrated Differential Gain Error vs DSA Setting and Channel at 2.6GHz
AFE7950-SP TX Uncalibrated Integrated Gain Error vs DSA Setting and Channel at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz
Integrated Gain Error = POUT(DSA Setting) – POUT(DSA Setting = 0) + (DSA Setting)
Figure 4-82 TX Uncalibrated Integrated Gain Error vs DSA Setting and Channel at 2.6GHz
AFE7950-SP TX Uncalibrated Differential Gain Error vs DSA Setting and Temperature at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz, channel with the median variation over DSA setting at 25°C
Differential Gain Error = POUT(DSA Setting – 1) – POUT(DSA Setting) + 1
Figure 4-84 TX Uncalibrated Differential Gain Error vs DSA Setting and Temperature at 2.6GHz
AFE7950-SP TX Uncalibrated Integrated Gain Error vs DSA Setting and Temperature at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz, channel with the median variation over DSA setting at 25°C
Integrated Gain Error = POUT(DSA Setting) – POUT(DSA Setting = 0) + (DSA Setting)
Figure 4-86 TX Uncalibrated Integrated Gain Error vs DSA Setting and Temperature at 2.6GHz
AFE7950-SP TX Uncalibrated Differential Phase Error vs DSA Setting and Channel at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz
Differential Phase Error = PhaseOUT(DSA Setting – 1) – PhaseOUT(DSA Setting)
Figure 4-88 TX Uncalibrated Differential Phase Error vs DSA Setting and Channel at 2.6GHz
AFE7950-SP TX Uncalibrated Integrated Phase Error vs DSA Setting and Channel at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz
Integrated Phase Error = Phase(DSA Setting) – Phase(DSA Setting = 0)
Figure 4-90 TX Uncalibrated Integrated Phase Error vs DSA Setting and Channel at 2.6GHz
AFE7950-SP TX Uncalibrated Differential Phase Error vs DSA Setting and Temperature at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz, channel with the median variation over DSA setting at 25°C
Differential Phase Error = PhaseOUT(DSA Setting – 1) – PhaseOUT(DSA Setting)
Figure 4-92 TX Uncalibrated Differential Phase Error vs DSA Setting and Temperature at 2.6GHz
AFE7950-SP TX Uncalibrated Integrated Phase Error vs DSA Setting and Temperature at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz, channel with the medium variation over DSA setting at 25°C
Integrated Phase Error = Phase(DSA Setting) – Phase(DSA Setting = 0)
Figure 4-94 TX Uncalibrated Integrated Phase Error vs DSA Setting and Temperature at 2.6GHz
AFE7950-SP TX Output Noise vs Channel and Attenuation at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz, POUT = –13 dBFS
Figure 4-96 TX Output Noise vs Channel and Attenuation at 2.6GHz
AFE7950-SP TX IMD3 vs Tone Spacing and Channel at 2.6GHz
fDAC = 8847.36MSPS, straight mode, fCENTER = 2.6GHz, matching at 2.6GHz, –13 dBFS each tone
Figure 4-98 TX IMD3 vs Tone Spacing and Channel at 2.6GHz
AFE7950-SP TX IMD3 vs Digital Level at 2.6GHz
fDAC = 8847.36MSPS, straight mode, fCENTER = 2.6GHz, fSPACING = 20 MHz, matching at 2.6GHz
Figure 4-100 TX IMD3 vs Digital Level at 2.6GHz
AFE7950-SP TX Single Tone Output Noise vs Frequency and Amplitude at 2.6GHz
Matching at 2.6GHz, Single tone, fDAC = 11.79648GSPS, interleave mode, 40-MHz offset
Figure 4-102 TX Single Tone Output Noise vs Frequency and Amplitude at 2.6GHz
AFE7950-SP TX 20-MHz LTE ACPR vs Digital Level at 2.6GHz
Matching at 2.6GHz, single carrier 20MHz BW TM1.1 LTE
Figure 4-104 TX 20-MHz LTE ACPR vs Digital Level at 2.6GHz
AFE7950-SP TX 20-MHz LTE ACPR vs DSA at 2.6GHz
Matching at 2.6GHz, single carrier 20MHz BW TM1.1 LTE
Figure 4-106 TX 20-MHz LTE ACPR vs DSA at 2.6GHz
AFE7950-SP TX 20-MHz LTE ACPR vs DSA at 2.6GHz
Matching at 2.6GHz, single carrier 20MHz BW TM1.1 LTE
Figure 4-108 TX 20-MHz LTE ACPR vs DSA at 2.6GHz
AFE7950-SP TX 100-MHz NR ACPR vs DSA at 2.6GHz
Matching at 2.6GHz, single carrier 100MHz BW TM1.1 NR
Figure 4-110 TX 100-MHz NR ACPR vs DSA at 2.6GHz
AFE7950-SP TX HD2 vs Digital Amplitude and Output Frequency at 2.6GHz
Matching at 2.6GHz, fDAC = 11.79648GSPS, interleave mode, normalized to output power at harmonic frequency
Figure 4-112 TX HD2 vs Digital Amplitude and Output Frequency at 2.6GHz
AFE7950-SP TX Single Tone (–12dBFS) Output Spectrum at 2.6GHz (0-fDAC)
fDAC = 8847.36MSPS, straight mode, 2.6GHz matching, includes PCB and cable losses. ILn = fS/n ± fOUT and is due to mixing with digital clocks.
Figure 4-114 TX Single Tone (–12dBFS) Output Spectrum at 2.6GHz (0-fDAC)
AFE7950-SP TX Single Tone (–1dBFS) Output Spectrum at 2.6GHz (0-fDAC)
fDAC = 8847.36MSPS, straight mode, 2.6GHz matching, includes PCB and cable losses. ILn = fS/n ± fOUT and is due to mixing with digital clocks.
Figure 4-116 TX Single Tone (–1dBFS) Output Spectrum at 2.6GHz (0-fDAC)
AFE7950-SP TX Output Power vs DSA Setting and Channel at 2.6GHz
fDAC = 8847.36MSPS, Aout = -0.5dBFS, matching 2.6GHz
Figure 4-79 TX Output Power vs DSA Setting and Channel at 2.6GHz
AFE7950-SP TX Calibrated Differential Gain Error vs DSA Setting and Channel at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz
Differential Gain Error = POUT(DSA Setting – 1) – POUT(DSA Setting) + 1
Figure 4-81 TX Calibrated Differential Gain Error vs DSA Setting and Channel at 2.6GHz
AFE7950-SP TX Calibrated Integrated Gain Error vs DSA Setting and Channel at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz
Integrated Gain Error = POUT(DSA Setting) – POUT(DSA Setting = 0) + (DSA Setting)
Figure 4-83 TX Calibrated Integrated Gain Error vs DSA Setting and Channel at 2.6GHz
AFE7950-SP TX Calibrated Differential Gain Error vs DSA Setting and Temperature at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz, channel with the median variation over DSA setting at 25°C
Differential Gain Error = POUT(DSA Setting – 1) – POUT(DSA Setting) + 1
Figure 4-85 TX Calibrated Differential Gain Error vs DSA Setting and Temperature at 2.6GHz
AFE7950-SP TX Calibrated Integrated Gain Error vs DSA Setting and Temperature at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz, channel with the median variation over DSA setting at 25°C
Integrated Gain Error = POUT(DSA Setting) – POUT(DSA Setting = 0) + (DSA Setting)
Figure 4-87 TX Calibrated Integrated Gain Error vs DSA Setting and Temperature at 2.6GHz
AFE7950-SP TX Calibrated Differential Phase Error vs DSA Setting and Channel at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz
Differential Phase Error = PhaseOUT(DSA Setting – 1) – PhaseOUT(DSA Setting)
Phase DNL spike may occur at any DSA setting.
Figure 4-89 TX Calibrated Differential Phase Error vs DSA Setting and Channel at 2.6GHz
AFE7950-SP TX Calibrated Integrated Phase Error vs DSA Setting and Channel at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz
Integrated Phase Error = Phase(DSA Setting) – Phase(DSA Setting = 0)
Figure 4-91 TX Calibrated Integrated Phase Error vs DSA Setting and Channel at 2.6GHz
AFE7950-SP TX Calibrated Differential Phase Error vs DSA Setting and Temperature at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz, channel with the median variation over DSA setting at 25°C
Differential Phase Error = PhaseOUT(DSA Setting – 1) – PhaseOUT(DSA Setting)
Figure 4-93 TX Calibrated Differential Phase Error vs DSA Setting and Temperature at 2.6GHz
AFE7950-SP TX Calibrated Integrated Phase Error vs DSA Setting and Temperature at 2.6GHz
fDAC = 8847.36MSPS, straight mode, matching at 2.6GHz, channel with the median variation over DSA setting at 25°C
Integrated Phase Error = Phase(DSA Setting) – Phase(DSA Setting = 0)
Figure 4-95 TX Calibrated Integrated Phase Error vs DSA Setting and Temperature at 2.6GHz
AFE7950-SP TX IMD3 vs DSA Setting at 2.6GHz
fDAC = 8847.36MSPS, straight mode, fCENTER = 2.6GHz, matching at 2.6GHz, –13 dBFS each tone
Figure 4-97 TX IMD3 vs DSA Setting at 2.6GHz
AFE7950-SP TX IMD3 vs Tone Spacing and Temperature at 2.6GHz
fDAC = 8847.36MSPS, straight mode, fCENTER = 2.6GHz, matching at 2.6GHz, –13 dBFS each tone, worst channel.
Figure 4-99 TX IMD3 vs Tone Spacing and Temperature at 2.6GHz
AFE7950-SP TX IMD3 vs Tone Spacing and Temperature
fDAC = 8847.36MSPS, straight mode, fCENTER = 2.6GHz, matching at 2.6GHz, –13 dBFS each tone
Figure 4-101 TX IMD3 vs Tone Spacing and Temperature
AFE7950-SP TX 20-MHz LTE Output Spectrum at 2.6GHz (Band 41)
TM1.1, POUT_RMS = –13dBFS
Figure 4-103 TX 20-MHz LTE Output Spectrum at 2.6GHz (Band 41)
AFE7950-SP TX 20-MHz LTE alt-ACPR vs Digital Level at 2.6GHz
Matching at 2.6GHz, single carrier 20MHz BW TM1.1 LTE
Figure 4-105 TX 20-MHz LTE alt-ACPR vs Digital Level at 2.6GHz
AFE7950-SP TX 20-MHz LTE alt-ACPR vs DSA at 2.6GHz
Matching at 2.6GHz, single carrier 20MHz BW TM1.1 LTE
Figure 4-107 TX 20-MHz LTE alt-ACPR vs DSA at 2.6GHz
AFE7950-SP TX 20-MHz LTE alt-ACPR vs DSA at 2.6GHz
Matching at 2.6GHz, single carrier 20MHz BW TM1.1 LTE
Figure 4-109 TX 20-MHz LTE alt-ACPR vs DSA at 2.6GHz
AFE7950-SP TX 100-MHz NR alt-ACPR vs DSA at 2.6GHz
Matching at 2.6GHz, single carrier 100MHz BW TM1.1 NR
Figure 4-111 TX 100-MHz NR alt-ACPR vs DSA at 2.6GHz
AFE7950-SP TX HD3 vs Digital Amplitude and Output Frequency at 2.6GHz
Matching at 2.6GHz, fDAC = 11.79648GSPS, interleave mode, normalized to output power at harmonic frequency
Figure 4-113 TX HD3 vs Digital Amplitude and Output Frequency at 2.6GHz
AFE7950-SP TX Single Tone (–6dBFS) Output Spectrum at 2.6GHz (0-fDAC)
fDAC = 8847.36MSPS, straight mode, 2.6GHz matching, includes PCB and cable losses. ILn = fS/n ± fOUT and is due to mixing with digital clocks.
Figure 4-115 TX Single Tone (–6dBFS) Output Spectrum at 2.6GHz (0-fDAC)
AFE7950-SP TX IMD3 vs Supply Voltage at 2.6GHz
fDAC = 11796.48MSPS, interleave mode, 2.6GHz matching. 40MHz offset from tone. Output Power = –13dBFS. All supplies simultaneously at MIN, TYP, or MAX voltages.
Figure 4-117 TX IMD3 vs Supply Voltage at 2.6GHz