THS4022IDG4

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THS4022IDG4 refers to a high-performance, low-noise, precision CMOS dual-operational amplifier designed with Intersil Corporations\'s iCMOS® process technology. It operates from single supply, making performance and cost advantages possible for a wide range of applications, including buffering, low-noise amplification, sample-and-hold circuits, peak detection, active filters and other high frequency applications. The THS4022IDG4 is the highest performing small-package dual amplifier on the market and offers designers unmatched precision and performance at an attractive price.

Application Field

The THS4022IDG4 is ideally suitable for low-noise amplification and buffering, making it a great choice for low-noise instrumentation and test and measurement applications. It offers precise, high-speed input and excellent distortion performance. It is also the preferred amplifier in critical line driver applications such as ultrasound and real-time instrumentation. The THS4022IDG4 is also widely used in noise filters, isolates, and analog feedback networks.

Due to its extremely low harmonic distortion and wide output voltage swings, the THS4022IDG4 is an excellent choice for audio applications. Thanks to its low noise and high-gain levels, it is an appropriate amplifier for microphone and acoustic monitoring applications. Furthermore, the THS4022IDG4 is the preferred amplifier for applications such as active filters, power-monitors, sample-and-hold circuits, peak detectors and wide-limited analog-to-digital converter (ADC) interfaces.

Working Principle

The THS4022IDG4 is a precision CMOS dual-operational amplifier. It consists of two high-performance amplifiers in a 8-pin SOIC package. Its unique design adds a low-noise input stage to the traditional OTA architecture, resulting in improved noise performance while reducing the need for external components. The THS4022IDG4 operates from a single supply voltage between 2.7V and 6V, offering extended performance without the need for positive and negative supplies.

The THS4022IDG4 features high input impedance that delivers low-noise, low-distortion performance in a low-power design. The input stages have selectively matched components to provide low noise figures and a flat frequency response from DC to over 6Ghz. The output amplifier is specially configured for fast recovery from large-signal swings, providing a low-distortion output.

The THS4022IDG4 amplifier has excellent harmonic distortion ratings, making it a great choice for audio applications. The output stages can drive difficult loads without compromising its overall performance, making it suitable for use in applications where current drive is a requirement. The THS4022IDG4 also features high slew-rate and phase margin that yields excellent settling and settling times.

The THS4022IDG4 also offers a wide range of power savings options. Its low-power shutdown mode enables instantaneous current off and reduces the power consumption of the device. Its slew rate control feature reduces power consumption further by limiting the amplifier\'s peak current when needed. Finally, the THS4022IDG4 features an adjustable current limit, allowing designers to optimize power consumption for different power requirements.

Thanks to its outstanding performance and wide range of features, the THS4022IDG4 is one of the most popular amplifiers for audio, instrumentation, and a wide range of low-power applications. Its low-noise, low-power characteristics make it an ideal choice for applications where noise, speed, and power efficiency are the primary factors.

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