Texas Instruments

TX810IRHHR

TX810IRHHR Description

The TX810IRHHR is a high-performance, 8-channel programmable analog switch designed by Texas Instruments, specifically tailored for demanding applications such as ultrasound imaging. This device is housed in a 36-pin VQFN package, making it suitable for surface mount applications. It operates within a temperature range of 0°C to 70°C (TA), ensuring reliable performance across a wide range of environmental conditions.

The TX810IRHHR supports dual supply voltages ranging from ±2.5V to ±5V and single supply voltages from 2.5V to 5V. This flexibility in voltage options allows for compatibility with various power supply configurations. The device features a -3dB bandwidth of 140MHz, which is crucial for high-frequency applications such as ultrasound, where signal integrity and speed are paramount.

Each of the eight channels in the TX810IRHHR has a maximum on-state resistance of 30 ohms (typical), ensuring minimal signal attenuation and power loss. The switch circuit is configured as a single-pole single-throw (SPST) type, providing a straightforward and efficient switching mechanism. Additionally, the device incorporates a diode bridge and programmable bias current, enhancing its versatility and adaptability to different circuit requirements.

TX810IRHHR Features

• High Channel Count: The TX810IRHHR features eight channels, making it ideal for applications requiring multiple signal paths.
• Wide Operating Voltage Range: With dual supply voltages ranging from ±2.5V to ±5V and single supply voltages from 2.5V to 5V, this device offers flexibility in power supply options.
• High Bandwidth: A -3dB bandwidth of 140MHz ensures high-frequency performance, making it suitable for applications like ultrasound imaging.
• Low On-State Resistance: Each channel has a maximum on-state resistance of 30 ohms (typical), minimizing signal loss and power dissipation.
• Programmable Bias Current: This feature allows for optimization of the device's performance based on specific application requirements.
• Diode Bridge: Enhances the device's functionality and adaptability in various circuit designs.
• Surface Mount Packaging: The 36-pin VQFN package is suitable for surface mount technology, facilitating integration into compact and high-density designs.
• Compliance and Safety: The TX810IRHHR is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.

TX810IRHHR Applications

The TX810IRHHR is particularly well-suited for applications in the medical and diagnostic imaging fields, such as ultrasound systems. Its high bandwidth and low on-state resistance make it ideal for transmitting high-frequency signals with minimal distortion. The programmable bias current and diode bridge features provide additional flexibility, allowing engineers to optimize the device for specific system requirements.

In ultrasound applications, the TX810IRHHR can be used to switch between multiple transducers or signal paths, enabling efficient signal processing and imaging. Its compact surface mount package and wide operating temperature range make it suitable for use in a variety of medical equipment, from portable ultrasound devices to large-scale diagnostic systems.

Conclusion of TX810IRHHR

The TX810IRHHR from Texas Instruments is a robust and versatile analog switch designed to meet the demands of high-frequency applications such as ultrasound imaging. With its eight channels, wide operating voltage range, and high bandwidth, this device offers superior performance and flexibility. The inclusion of programmable bias current and a diode bridge further enhances its adaptability, making it an ideal choice for engineers looking to optimize their circuit designs.

The TX810IRHHR's compliance with environmental and safety standards, such as REACH and RoHS3, ensures that it meets the stringent requirements of the electronics industry. Its surface mount packaging and moisture sensitivity level (MSL) of 2 (1 year) make it suitable for long-term use in various environments. Overall, the TX810IRHHR stands out as a reliable and high-performance solution for applications requiring efficient signal switching and processing.