THS6093CD

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THS6093CD Application Field and Working Principle

The THS6093CD is a member of Texas Instruments Analog & Mixed-Signal device family, suitable for applications ranging from precision instrumentation to communications. The device offer a low power consumption, high-performance & integration level. Its fully differential design allows for enhanced system performance. Specifically, the THS6093CD is an Op-Amp, Comparator, and one-/two-channel Transimpedance Amplifier.

Application Field

The THS6093CD was designed to enable applications or systems in need of processing of small signals with low voltage noise, typically encountered in audio, instrumentation, and medical areas. The THS6093CD is especially suited for systems operating in low power or with limited power availability.

Audio: The THS6093CD is suitable for a wide range of audio applications, such as headphones, microphones, and instrument amplifiers.

Instrumentation:

The THS6093CD is ideal for applications requiring proper performance in situations with signal to noise ratio, offset, and drift. The major applications include signal conditioning, signal processing, signal switching, and transimpedance. The differential architecture of the device enables enhanced precision and SNR for a variety of analog signal applications.

Medical:

The integrated features of the THS6093CD make it suitable for a wide range of medical applications, such as temperature sensors, pressure sensors, oxygen sensors, glucose sensors, ECG electrodes, and imaging. The THS6093CD is highly suitable for analog signal processing with power-efficient operation and robust signal amplification.

Working Principle

The THS6093CD is a fully differential CMOS Op-Amp and Comparator. The differential architecture produces high gain and precision performance suitable for low-power operation. The Op-Amp consists of two differential amplifiers, with an output amplifier stage coupled to the others, providing the robust gain and power efficiency. The transconductance is controlled by the external resistor and capacitor network, eliminating the need for a large set of differential transistors and providing a high level of gain accuracy over the full supply voltage range.

The comparator section consists of two differential-input comparators, providing high-precision and low power consumption. It has a robust internal hysteresis and a temperature-insensitive leading edge detector. The comparator is especially useful for signals exceeding the device’s common-mode input range. The device includes three selectable comparator related functions: Off (default), Hysteresis High, and Hysteresis Low, which enables the user to adjust the gain to the proper gain level.

The THS6093CD also includes a one-/two-channel transimpedance amplifier section, offering high precision and low power consumption. The transimpedance amplifier provides a variable transconductance, supporting applications requiring a variable gain. The device has a wide range of operating modes with low input capacitance and high power efficiency.

The THS6093CD is available in commercial and extended temperature range options, with a range of supply voltages and quiescent current levels. The device makes it possible for system designers to optimize performance for a variety of low-power signal conditioning applications

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