MAX4173TESA

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The MAX4173TESA is an low-power, asymmentrical, rail-to-rail, CMOS active filter designed for instrumentation, buffer amp, and OP amp applications. Utilizing linearly enhanced CMOS architecture, this device provides excellent linearity and immunity to rail-snapback with low power consumption. The positive rail voltage is compatible with any DC voltage up to 32 V while the negative rail voltage is compatible with 3 V to +32 V, making it suitable for applications where the input signal sources may range from rail-to-rail or beyond. The MAX4173TESA provides excellent EMC performance with improved transient (settling) and distortion characteristics, making it an ideal choice in instrumentation and sound application such as hi-fi sound systems, electro-acoustic testing, audio mixers, and loudspeakers.

The primary advantage of this device is its ability to sample and drive a wide range of input signals from rail-to-rail and beyond, providing excellent performance in terms of linearity and distortion. The MAX4173TESA incorporates an optimized linear-modified CMOS process technology for low power, high-bandwidth, and excellent transient response. This advanced technology improves signal-to-noise and a peak-to-peak signal-to-noise ratio (SNR/P-P) up to 91 dB, offering an excellent performance for sound applications and instrumentation applications. Additionally, the design of the MAX4173TESA provides excellent linearity, with maximum distortion (THD) of -80 dB at 4 kHz. Furthermore, the advanced signal-to-noise performance and output drive capability provides excellent signal-to-noise with low distortion.

The MAX4173TESA provides an extremely low-power or sleep mode. In this mode, the device consumes less than 1 μA of current and operates with < 6 μV of input offset voltage. This feature, combined with an internal supply-independent power-on reset, makes the device suitable for battery-powered applications.

The MAX4173TESA operates from a single power supply and requires only one external capacitor for the control loop compensation. The active filter amplifier has a wide frequency response and can be operated from 1 Hz up to 4 MHz. Additionally, the MAX4173TESA has an excellent output drive capability and can drive loads up to 5 mA (flat load), offering increased signal integrity. The device also provides short-circuit and thermal-overload protection, making it suitable for applications that require fast response time, as well as improved signal-to-noise.

In summary, the MAX4173TESA is a robust instrumentation and OP amp buffer amplifier, providing superior signal-to-noise performance with low power consumption, allowing the device to be used in a wide range of applications. The device is ideal for instrumentation, audio-mixers, loudspeakers, and electro-acoustic testing, as well as high-performance sampling and buffering applications. The MAX4173TESA offers excellent linearity and distortion performance, as well as superior EMC performance. Additionally, the device offers low power consumption and wide frequency response. With its robust power-on reset and short circuit protection, this device is well suited for applications that require fast response time and increased signal integrity.

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