STMicroelectronics

STHV748QTR

STHV748QTR Description

The STHV748QTR from STMicroelectronics is a specialized 4-channel pulser generator IC designed for ultrasound imaging systems. Packaged in a 64-QFN form factor, it operates within a 2.7V to 3.6V supply range, making it suitable for low-power, high-performance medical imaging applications. Although marked as Obsolete, it remains a robust solution for legacy designs, offering ROHS3 compliance and REACH unaffected status, ensuring environmental and regulatory adherence. Its surface-mount design and MSL 3 (168 hours) rating make it compatible with standard PCB assembly processes.

STHV748QTR Features

• High Integration: Combines 4 independent pulser channels in a compact 64-QFN package, reducing board space and complexity.
• Low-Voltage Operation: Optimized for 2.7V–3.6V supplies, ideal for portable and battery-powered ultrasound devices.
• Precision Timing: Delivers accurate pulse generation critical for high-resolution ultrasound imaging.
• Robust Compliance: Meets ROHS3 and REACH standards, ensuring environmental and safety compatibility.
• Thermal Efficiency: Surface-mount design enhances heat dissipation, improving reliability in continuous operation.

STHV748QTR Applications

• Medical Ultrasound Imaging: Ideal for portable and handheld ultrasound systems due to its low-voltage operation and compact footprint.
• Industrial Ultrasonic Testing: Suitable for non-destructive testing (NDT) equipment requiring precise pulse generation.
• Legacy System Upgrades: A reliable drop-in replacement for obsolete pulser ICs in existing medical or industrial designs.

Conclusion of STHV748QTR

The STHV748QTR is a highly integrated, low-voltage pulser generator tailored for ultrasound imaging and industrial ultrasonic applications. Its 4-channel architecture, compliance with environmental standards, and compact design make it a practical choice for legacy systems or space-constrained designs. While obsolete, its performance and reliability ensure continued suitability for specialized power management in medical and industrial markets.