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TIDA-010256

128-channel ultrasound transmitter system reference design

TIDA-010256

Design files

Overview

This ultrasound transmission reference design uses TI's TX7516 five-level pulse transmitter and the high-voltage TMUX9832 switch. The transmitter and switch are connected in a 1:4 manner to address the compact hardware design requirements for high channel count ultrasonic analog front end systems. This design also reduces overall power supply size through the adoption of our high-efficiency, small footprint power modules and SEPIC topologies.

Features
  • Small size, 128-channel maximum, ±80V five-level or three-level pulser output with integrated programmable beamformer
  • Programmable transistor drive current to optimize second harmonic distortion performance
  • Dynamic power management system to optimize transmit power consumption
  • One clock cycle can update the state of all switch channels during scans with interwoven input routing topology
  • High-voltage circuit with maximum ±80V, 300mA output capability
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A fully assembled board has been developed for testing and performance validation only, and is not available for sale.

Design files & products

Design files

Download ready-to-use system files to speed your design process.

PDF | HTML
TIDUFC2.PDF (2138 K)

Reference design overview and verified performance test data

TIDME31.ZIP (1738 K)

Detailed schematic diagram for design layout and components

TIDME32.PDF (365 K)

Complete listing of design components, reference designators, and manufacturers/part numbers

TIDME33.ZIP (976 K)

Detailed overview of design layout for component placement

TIDME35.ZIP (36912 K)

Files used for 3D models or 2D drawings of IC components

TIDCGX3.ZIP (3814 K)

Design file that contains information on physical board layer of design PCB

TIDME34.ZIP (12834 K)

PCB layer plot file used for generating PCB design layout

Products

Includes TI products in the design and potential alternatives.

Analog switches & muxes

TMUX98325V supply, 220V, high-voltage 1:1 32-channel switch with latch-up immunity

Data sheet: PDF | HTML
AC/DC & DC/DC controllers (external FET)

LM51552.2-MHz wide VIN, 1.5-A MOSFET driver, non-synchronous boost controller

Data sheet: PDF | HTML
Arm Cortex-R MCUs

AM2431Arm® Cortex®-R5F-based MCU with industrial communications and security up to 800 MHz

Data sheet: PDF | HTML
Clock buffers

LMK003043.1-GHz differential clock buffer/level translator with 4 configurable outputs

Data sheet: PDF | HTML
Linear & low-dropout (LDO) regulators

TPS7A331-A, high-PSRR, negative, adjustable low-dropout voltage regulator with enable

Data sheet: PDF | HTML
Linear & low-dropout (LDO) regulators

TPS7A941-A, ultra-low noise, ultra-high PSRR, RF voltage regulator

Data sheet: PDF | HTML
Oscillators

LMK6DLow-jitter, high-performance, bulk-acoustic-wave (BAW) fixed-frequency LVDS oscillator

Data sheet: PDF | HTML
Power modules (integrated inductor)

TPSM63603High-density, 3-V to 36-V input, 1-V to 16-V output, 3-A power module

Data sheet: PDF | HTML
Precision DACs (≤10 MSPS)

DAC5340110-bit 1-channel voltage-output smart DAC with Hi-Z, EEPROM, waveform generator and comparator

Data sheet: PDF | HTML
Ultrasound AFEs

TX751616-channel five-level transmitter

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
Design guide 128-Channel Ultrasound Transmitter System Reference Design PDF | HTML Apr. 08, 2025

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