EL2228CS

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EL2228CS is an integrated linear amplifier designed for a variety of instrumentation, operational (Op) amplifiers, buffer amplifiers, and other miscellaneous uses. This versatile device provides low noise, high linearity and wideband performance for both output and input applications. It is well-suited for use in applications such as sensor interfacing, assistance to RF power amplifiers, as well as general purpose buffering, summing, and linearizing.

The EL2228CS is available in two internally compensated versions. The gain is user selectable between 2, 4 and 8, matching the device to most single ended signal conditioning requirements. The gain frequency is rated at 40 kHz, allowing for higher signal bandwidths in comparison to many of its competitors.

The EL2228CS also provides superior accuracy and linearity, with 10kHz signal-to-noise ratios of 94 dB, a high-speed signal transduction range of -90 dB to 0 dB, and a differential gain and phase error of 0.01% and 0.005 degrees, respectively. This device offers superior power supply rejection ratio and common-mode rejection ratio performance, with a maximum of 88 dB and 90 dB, respectively.

The EL2228CS is designed and manufactured with a combination of discrete-component and integrated-circuit technology to precisely match the device\'s input and output signals and provide superior accuracy and linearity. This highly reliable device is also extremely flexible thanks to its user adjustable gain feature. The device is available in a variety of packages, including PDIP, SO, and TO-lead-free packages.

The working principles of the EL2228CS are simple. It is an integrated linear amplifier that utilizes an input buffer stage to maintain an accurate voltage gain relative to the input voltage. The second stage of the amplifier is an output buffer stage which maintains a low output impedance and a correct output voltage. This ensures the output voltage of the device remains the same regardless of the load and the power supply variations.

The output buffer stage feeds a low noise, high linearity OTA that is stable over a wide range of gains. The OTA works to control the output voltage in response to changes at its input, producing a linear output that closely matches the input signal. This ensures the device remains linear and accurate over a wide range of input gains. This device also offers stable transducer characteristics and low power consumption, making it an attractive option for device designers.

In conclusion, the EL2228CS integrated linear amplifier is an ideal choice for instrumentation, operational (Op) amplifiers, buffer amplifiers, and other miscellaneous uses. Its low noise, high linearity, and wideband performance make it a perfect fit for sensor interfacing, assistance to RF power amplifiers, and general purpose buffering, summing, and linearizing applications. And its adjustable gain feature ensures the device can be used in a wide variety of applications.

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