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Picture-perfect ultrasound TI’s analog front end solutions for used in ultrasound applications.
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Transcript of Picture-perfect ultrasound TI’s analog front end solutions for used in ultrasound applications.
![Page 1: Picture-perfect ultrasound TI’s analog front end solutions for used in ultrasound applications.](https://reader030.fdocuments.us/reader030/viewer/2022032606/56649eb65503460f94bbfe1e/html5/thumbnails/1.jpg)
Picture-perfect ultrasound
TI’s analog front end solutions for used in ultrasound applications
![Page 2: Picture-perfect ultrasound TI’s analog front end solutions for used in ultrasound applications.](https://reader030.fdocuments.us/reader030/viewer/2022032606/56649eb65503460f94bbfe1e/html5/thumbnails/2.jpg)
Ultrasound
Benefits: Higher resolution Portable Affordable Faster scans, faster boot-time Less invasive Instant diagnostics
TI Technology: High-performance analog
High-speed data converters and amplifiers
Power management Clocks Interface devices
DSPs High-performance DSPs DaVinciTM embedded media
processors OMAPTM applications
processors
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AFE5805
LNA VCA ADCLow PassFilter
PGA
Audio Output
Tx Buffer Amp
DACPassiveLPF
BeamformerRx
Central Control Unit
BeamformerBeamformer
(FPGA)
Tx
DisplayAmpAudio
Ultrasound block diagram with Integrated Analog Front End - AFE5805
CW Analog Beam Former
http://www.ti.com/ultrasound
PowerManagement
FETDriver
ADCColor
Doppler (PW)Processing(F-Mode)
Data Transmission
TempSensor
ClockSource
Image & Motion
Processing(B-Mode)
SpectralDoppler
Processing(D-Mode)
ProcessorInterfaceAmplifierPowerADC/DACOther
Legend
Transducer
HV MUX/DEMUX
T/RSwitches
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New AFE58xx family
64
128
256
1024-
SystemChannels
Mid-Range
Time
Low-End/Portable
512
32
Premium & High-End
Mid
Ran
ge
Po
rtab
le
Hig h
En
d
AFE58xx Next-
generationPortable
AFE5805
AFE58xx Next-generation
high end
Sampling FutureDevelopment
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Ultrasound Analog Front-End – AFE5805 Integrated Rx-Part: 8 Channel LNA+VCA+ADC
First of a family of parts with same pin-out addressing multiple segments with similar software/logic and support circuitry
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AFE5805 Highlight Performance for Ultrasound
• Low Noise: 0.85nV/rt(Hz)• Low Power: 122mW/ch at 40 MSPS• Integrated 12-Bit, 50 MSPS ADC• Wide Gain Control Range of 46 dB• Good Matching Among 8-channels• Excellent Overload Recovery• Good IMD3 Performance• Low Offset Drift over Temperature• 135-pin, 15 x 9 mm, BGA package
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AFE5805: 8-channel analog front end
Higher integration, 50% smaller size Integrated LNA, VCA, PGA, LPF, 12-bit 50 MSPS ADC Package: 135-pin 15x9 mm BGA Enables portability with 50% smaller size
15mm
9mm
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AFE5805:Best in class noise & power performance
20% lower power (122 mW per channel at 40MSPS) enables portability
40% lower noise (0.85nV/rtHz at 2 MHz) achieves superior image quality
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Gain vs Vcntl
-10
0
10
20
30
40
50
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2
Vcntrl (V)
Ga
in (
dB
)
30dB27dB25dB20dB
AFE5805 performance:Higher gain, wider gain control range for greater image sensitivity
46dB
50dB
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AFE5805 availability & pricing
AFE5805 EVM: 3.5х4 inch (9*10cm)
Samples: Available now
EVM: Available now
Production: Summer ‘08
Price: $75 per 100 units
www.ti.com/ultrasound
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Enables portability with 50% smaller size
AFE5805: summary
UltrasoundApplications
Complete Analog Front End reduces component count for more affordable ultrasound
Best in class noise & power performance for sharper and more sensitive picture quality
First device in AFE58xx family of pin-to-pin compatible Analog Front Ends targeting all segments of the Ultrasound market from low-end to high-end
20% lower power 40% less noise Improved dynamic range
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THANK YOU