Ultrasound Design

AFE5807 and AFE5808 High-Performing
Analog Front Ends for Ultrasound


  • Best-in-class noise performance for superior image quality and highest diagnostic precision
  • Continuous wave (CW) mode to display blood flow velocity in mid- to high-end, Spectral Doppler ultrasound systems
  • Low power and 25 percent smaller size for ease of design, smaller system footprint and increased channel count

Ultrasound Block Diagram AFE5807/8 block diagram


Ultrasound Block Diagram

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AFE5807 and AFE5808 ultrasound AFEs key features

AFE5807 AFE5808
Channels 8
Integration  LNA+VCA+LPF+ADC+ CW mode 
Power @ 40 MSPS 88 mW/Ch 136 mW/Ch
Noise 1.1 nV/rtHz 0.75 nV/rtHz
14-bit ADC SNR 74dBFS 77dBFS
Package 15 mm x 9 mm 135-pin BGA
Samples Order Samples Order Order Samples Order
Datasheet Download PDFDownload Download PDFDownload

Additional AFE5807 and AFE5808 ultrasound AFE features

  • AFE5807 and AFE5808 integrate eight channels of
    • a low-noise amplifier (LNA)
    • a voltage controlled attenuator (VCA)
    • a programmable gain amplifier (PGA)
    • a 3rd order low pass filter (LPF)
    • a 12- and 14-bit, analog-to-digital converter (ADC) with LVDS output
    • Integrated CW Doppler mixer and summing amplifier for a complete CW beamforming solution
  • AFE5807 is a low power solution with 88mW/Ch at 1.1nV/rtHz, 40 MSPS, 12-bit sampling
  • AFE5808 is a high-performance solution with low-noise optimization of 0.75nV/rtHz, 140mW/Ch, 65 MSPS and a 14-bit analog-to-digital (ADC) with 77dBFS SNR (signal-to-noise ratio)

The AFE5807 and AFE5808 are the highest performing parts in TI’s popular AFE58xx family of fully integrated analog front ends (AFEs) for ultrasound applications.

The AFE58xx family includes the AFE5801 and AFE5851 for handheld ultrasound and AFE5805 and AFE5804 for portable to mid-range ultrasound. All devices are complemented on the transmit side by TI’s TX810 T/R switch and join a full portfolio of embedded processors, analog and power management solutions allowing manufacturers to bring innovate ultrasound systems to market faster.

View a full ultrasound system block diagram for device details and design considerations.


Datasheet

AFE5807

Low-power


AFE5808

High-performance



Guides
  • Medical Imaging Applications Guide Medical Imaging Applications Guide
    (slyb155a.pdf 5.70 MB)
    Download
Additional Resources
News Release

AFE5807 and AFE5808 High-Performing Analog Front Ends for Ultrasound - TI.com

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Superior Ultrasound AFE5807/08




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