SLVSML2 August   2026 AFE7900-SEP

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  RX Typical Characteristics 30MHz and 400MHz
      2. 4.12.2  RX Typical Characteristics at 800MHz
      3. 4.12.3  RX Typical Characteristics 1.75GHz to 1.9GHz
      4. 4.12.4  RX Typical Characteristics 2.6GHz
      5. 4.12.5  RX Typical Characteristics 3.5GHz
      6. 4.12.6  RX Typical Characteristics 4.9GHz
      7. 4.12.7  RX Typical Characteristics 6.8GHz
      8. 4.12.8  TX Typical Characteristics at 30MHz and 400MHz
      9. 4.12.9  TX Typical Characteristics at 800MHz
      10. 4.12.10 TX Typical Characteristics at 1.8GHz
      11. 4.12.11 TX Typical Characteristics at 2.6GHz
      12. 4.12.12 TX Typical Characteristics at 3.5GHz
      13. 4.12.13 TX Typical Characteristics at 4.9GHz
      14. 4.12.14 TX Typical Characteristics at 7.1GHz
      15. 4.12.15 PLL and Clock Typical Characteristics
  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

4.11 Switching Characteristics

Typical values at TA = +25°C, full temperature range is TA,MIN = -40°C to TJ,MAX = +110°C; TX Input Rate = 491.52MSPS, fDAC = 8847.36MSPS; fADC = 2949.12MSPS; nominal power supplies; 1 tone at -1 dBFS; DSA Attenuation =0dB; SerDes rate = 24.33Gbps; unless otherwise noted.
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
TX Channel Latency
SerDes Receiver Analog DelayFull rate2.8ns
tJESDTXJESD to TX output LatencyLMFSHd=2-8-8-1, 368.64 MSPS input rate, 24x Interpolation, Serdes rate = 16.22Gbps (JESD204C)152interface clock cycles(1)
LMFSHd=8-16-4-1, 491.52 MSPS 24x Interpolation, Serdes rate = 16.22Gbps (JESD204C)176
LMFSHd=4-16-8-1, 245.76 MSPS 48x Interpolation, Serdes rate = 16.22Gbps (JESD204C)124
LMFSHd=2-16-16-1, 122.88 MSPS 96x Interpolation, Serdes rate = 16.22Gbps (JESD204C)97
RX Channel Latency
SerDes Transmitter Analog Delay3.6ns
tJESDRXRX input to JESD output LatencyLMFS=2-16-16-1, 122.88 MSPS, 24x Decimation, Serdes rate = 16.22Gbps (JESD204C)92interface clock cycles(1)
LMFS=4-16-8-1, 245.76 MSPS, 12x Decimation, Serdes rate = 16.22Gbps (JESD204C)108
LMFS=2-8-8-1, 368.64 MSPS, 8x Decimation, Serdes rate = 16.22Gbps (JESD204C) 118
LMFS=4-8-4-1, 491.52 MSPS, 6x Decimation, Serdes rate = 16.22Gbps (JESD204C)153
FB Channel Latency
SerDes Transmitter Analog Delay3.6ns
tJESDFBFB input to JESD output LatencyLMFS=1-2-8-1, 368.64 MSPS, 8x Decimation151interface clock cycles(1)
LMFS=2-4-4-1, 491.52 MSPS, 6x Decimation177
(1) Interface clock cycles is the period of the digital interface clock rate, e.g. 1GSPS = 1ns.