STHVUP64
Databrief
64-channel ±100 V, ±0.4/0.2 A, 3/5-level RTZ, T/R switch, high-speed ultrasound
pulser with integrated transmit beamformer
Features
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Pulsed wave (PW) and continuous wave (CW) mode operations:
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3- or 5-level ±100 V output waveform
Programmable ±200 mA or ±400 mA source and sink current in 3-level
configuration (±200 mA in 5-level configuration)
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Fully integrated 45 Ω resistance real clamping-to-ground function
Fully integrated 45 Ω resistance transmitting/receiving switches (TR_SW)
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Compliant with receiver multiplexing function
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Auxiliary integrated circuits
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Noise-blocking diodes
Thermal protection
Undervoltage protection and bias supply checks
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Programmable power management to optimize the performances for ultra-
portable applications
Beamforming in transmission mode
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Programmable single-channel delay for beam steering and beam
focusing
Product status link
STHVUP64
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Clock frequency up to 200 MHz
5 ns delay resolution
From 5 ns to 20 us delay range @ 200 MHz
3 us minimum delay table writing time
Product summary
Order code
Package
Packing
STHVUP64
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Embedded memory to store transmission patterns
FCBGA196
10X10X1.4
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32 states for waveform definition, with waveform compression algorithm
Up to 4 different waveforms for each channel
Tray
Easy driving control
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Control through standard Quad Serial Peripheral Interface (QSPI)
Few input signals to drive several devices
Single interrupt as alert signal
Product label
Single trigger to manage transmitting (TX) and receiving (RX) phases,
fully automatic and programmable
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Anti-glitch on TRIGGER signal during TX phase
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Checksum control
Very low package thermal resistance
Latch-up free due to HV SOI technology
Just a few passive components needed
Small package: BGA 10 mm x 10 mm with 196 balls and 0.65 mm pitch
Application
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Medical ultrasound imaging
Pulse waveform generators
Ultra-portable ultrasound imaging
Piezoelectric transducer drivers
DB4800 - Rev 2 - February 2023
For further information contact your local STMicroelectronics sales office.
www.st.com