Datasheet > STHV800

STHV800

更新时间： 2024-11-30 01:19:15

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		/
页数	文件大小	规格书
5页	314K
描述
Octal Â±90 V, Â±2 A, 3-level RTZ, high-speed ultrasound pulser

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STHV800 数据手册

STHV800

Octal ±90 V, ±2 A, 3-level RTZ, high-speed ultrasound pulser

Data brief

•

Fully integrated real clamping-to-ground

function

−

8 Ω synchronous active clamp

±2 A source and sink current

Fully integrated TR switch

−

8 Ω ON resistance

Up to 300 MHz BW

Current consumption down to 10 μA in

RX phase

−

Receiver multiplexing function

•

1.8 V to 3.6 V CMOS logic interface

Auxiliary integrated circuits

−

Noise blocking diodes

Anti-leakage on output node

Fully self-biasing architecture

Thermal protection

TFLGA-56LD(8x8x0.9mm)

•

Latch-up free due to HV SOI technology

Very few external passive components or

supplies needed

Features

•

High-density ultrasound transmitter

Two independent half-bridges per channel

0 to ±90 V output voltage

Applications

Power-up free

•

Medical ultrasound imaging

Pulse waveform generator

NDT ultrsound transmission

Piezoelectric transducer drivers

Point-of-care ultrasound imaging equipment

Synchronization of the input signals

(selectable) by an external clock

Up to 20 MHz operating frequency

Low-power, high-voltage, high-speed drivers

2 independently-supplied half bridges

(shorted-option) for each channel, one

dedicated to continuous wave (CW) mode

•

Table 1: Device summary

−

Main half bridge:

−

±2 A source and sink current

Down to 20 ps jitter

Low 2nd harmonic distortion

Order code

Package

Packing

STHV800L

TFLGA-56LD

Tape and reel

−

CW half bridge:

−

±0.3 A source and sink current

Down to 10 ps jitter

Very low power consumption

April 2014

DocID026018 Rev 2

1/5

www.st.com

For further information contact your local STMicroelectronics sales

office

12 3 4 5

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