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TX7516

ACTIVE

16-channel five-level transmitter

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Data sheet

TX7516

ACTIVE
Data sheet Order now

Product details

Device type Transmitter Number of input channels 16 Active supply current (typ) (mA) 3.6 Supply voltage (max) (V) 5.5 Operating temperature range (°C) 0 to 70 Interface type Serial Rating Catalog
Device type Transmitter Number of input channels 16 Active supply current (typ) (mA) 3.6 Supply voltage (max) (V) 5.5 Operating temperature range (°C) 0 to 70 Interface type Serial Rating Catalog
FCCSP (ALH) 144 100 mm² 10 x 10
  • Transmitter supports:
    • 16-channel 5-level pulser and active transmit/receive (T/R) switch
  • 5-level pulser:
    • Maximum output voltage: ±100 V
    • Minimum output voltage: ±1 V
    • Maximum output current: 2 A
    • Support 4A output current mode.
    • True return to zero to discharge output to ground
    • Second harmonic of –45 dBc at 5 MHz
    • –3-dB Bandwidth with 1-kΩ || 240-pF load
      • 20 MHz for a ±100-V supply
      • 25 MHz for a ±70-V supply
      • 35 MHz for a ±100-V supply in 4A mode
    • Integrated jitter: 100 fs measured from 100 Hz to 20 kHz
    • CW mode close-in phase noise: –154 dBc/Hz at 1 kHz offset for 5-MHz signal
    • Very low receive power: 1mW/ch
  • Active transmit/receive (T/R) switch with:
    • Turnon resistance of 8 Ω
    • Turnon and Turnoff time: 100 ns
    • Transient glitch: 10 mVPP
  • On-chip beam former with:
    • Channel based T/R switch on and off controls
    • Delay resolution: half beamformer clock period, minimum 2 ns
    • Maximum delay: 214 beamformer clock period
    • Maximum beamformer clock speed: 320 MHz
    • Per channel pattern control with 2K distinct level.
    • Global and local repeat pattern, enabling long duration patterns for Shear Wave imaging
    • Supports 120 delay profiles
  • High-speed (400 MHz maximum), 2-lane LVDS serial programming interface.
    • Low programming time: < 500 ns for delay profile update
    • 32-bit Checksum feature to detect wrong SPI writes
  • Supports CMOS serial programming interface (50 MHz maximum)
  • Internal temperature sensor and automatic thermal shutdown
  • No specific power sequencing requirement
  • Error flag register to detect faulty conditions
  • Integrated passives for the floating supplies and bias voltages
  • Small package: FC-BGA-144 (10 mm × 10 mm) with 0.8-mm pitch
  • Transmitter supports:
    • 16-channel 5-level pulser and active transmit/receive (T/R) switch
  • 5-level pulser:
    • Maximum output voltage: ±100 V
    • Minimum output voltage: ±1 V
    • Maximum output current: 2 A
    • Support 4A output current mode.
    • True return to zero to discharge output to ground
    • Second harmonic of –45 dBc at 5 MHz
    • –3-dB Bandwidth with 1-kΩ || 240-pF load
      • 20 MHz for a ±100-V supply
      • 25 MHz for a ±70-V supply
      • 35 MHz for a ±100-V supply in 4A mode
    • Integrated jitter: 100 fs measured from 100 Hz to 20 kHz
    • CW mode close-in phase noise: –154 dBc/Hz at 1 kHz offset for 5-MHz signal
    • Very low receive power: 1mW/ch
  • Active transmit/receive (T/R) switch with:
    • Turnon resistance of 8 Ω
    • Turnon and Turnoff time: 100 ns
    • Transient glitch: 10 mVPP
  • On-chip beam former with:
    • Channel based T/R switch on and off controls
    • Delay resolution: half beamformer clock period, minimum 2 ns
    • Maximum delay: 214 beamformer clock period
    • Maximum beamformer clock speed: 320 MHz
    • Per channel pattern control with 2K distinct level.
    • Global and local repeat pattern, enabling long duration patterns for Shear Wave imaging
    • Supports 120 delay profiles
  • High-speed (400 MHz maximum), 2-lane LVDS serial programming interface.
    • Low programming time: < 500 ns for delay profile update
    • 32-bit Checksum feature to detect wrong SPI writes
  • Supports CMOS serial programming interface (50 MHz maximum)
  • Internal temperature sensor and automatic thermal shutdown
  • No specific power sequencing requirement
  • Error flag register to detect faulty conditions
  • Integrated passives for the floating supplies and bias voltages
  • Small package: FC-BGA-144 (10 mm × 10 mm) with 0.8-mm pitch

TX7516 is a highly integrated, high-performance transmitter solution for ultrasound imaging system. The device has total 16 pulser circuits, 16 transmit/receive switches (referred as T/R or TR switches), and supports on-chip beamformer (TxBF). The device also integrates on-chip floating power supplies that reduce the number of required high voltage power supplies.

TX7516 has a pulser circuit that generates five-level high voltage pulses (up to ±100 V) that is used to excite multiple channels of an ultrasound transducer. The device supports total 16 outputs. The maximum output current is 2 A.

Device can be used as a transmitter solution for many applications like ultrasound imaging, non-destructive testing, SONAR, LIDAR, marine navigation system, brain imaging systems and so on.

TX7516 is a highly integrated, high-performance transmitter solution for ultrasound imaging system. The device has total 16 pulser circuits, 16 transmit/receive switches (referred as T/R or TR switches), and supports on-chip beamformer (TxBF). The device also integrates on-chip floating power supplies that reduce the number of required high voltage power supplies.

TX7516 has a pulser circuit that generates five-level high voltage pulses (up to ±100 V) that is used to excite multiple channels of an ultrasound transducer. The device supports total 16 outputs. The maximum output current is 2 A.

Device can be used as a transmitter solution for many applications like ultrasound imaging, non-destructive testing, SONAR, LIDAR, marine navigation system, brain imaging systems and so on.
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Technical documentation

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Type Title Date
* Data sheet TX7516 Five-Level, 16-Channel Transmitter with T/R Switch, and On-Chip Beamformer datasheet (Rev. A) PDF | HTML 30 Mar 2022
Application note Improve Portability of Ultrasound Scanners with TI High-Voltage Switches PDF | HTML 12 Jul 2024
Product overview Optimizing the Size of Handheld Ultrasound Front-End Circuit Designs PDF | HTML 15 Dec 2023
Certificate TX7516EVM EU Declaration of Conformity (DoC) 05 Oct 2023
Application brief Building High-Performance NDT Systems with Ultrasound Transmitters and Receivers PDF | HTML 04 Aug 2023

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Evaluation board

TX7516EVM — TX7516 evaluation module for 16-channel five-level transmitter

The TX7516 evaluation module (EVM) evaluates the performance and features of the TX7516, which is a highly-integrated high-performance transmitter solution for ultrasound imaging systems. TX7516 has a total of 16 pulser circuits, 16 transmit/receive switches, and supports on-chip beamforming.

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