AD8221TRMZ-EP

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The AD8221TRMZ-EP is a versatile linear amplifier that is capable of providing high accuracy in a wide range of instrumentation, operational amplifiers, buffer amplifiers, and other applications. The unit is housed in a 4-pin SOIC package, and provides excellent noise, temperature, gain, and linearity performance. This amplifiers is suitable for a wide range of applications, including signal conditioning, buffering, and voltage/current attenuation.

The AD8221TRMZ-EP consists of two high-performance amplifiers. Each amplifier features a rail-to-rail output stage, a low-impedance input stage, and a bandgap reference. The gain of each amplifier can be individually set via external resistors. Additionally, an enable pin is provided which allows the user to turn off the amplifier or switch to a very low-power sleep mode. The amplifiers are designed to operate from a single +5V supply, and consume less than 1mA of current.

The full-power bandwidth of the amplifiers is up to 250kHz. Additionally, the high-impedance inputs and low-impedance outputs make it suitable for a wide range of applications. The DC open loop gain of the unit is up to 1000, and the common-mode gain is up to 1.3. Additionally, the unit has a low-noise input stage with a noise floor of -120dBV. The common-mode rejection ratio (CMRR) is excellent, and can reach up to 105dB.

The AD8221TRMZ-EP has a low-offset voltage, which improves its accuracy in high-precision applications. Additionally, the unit features a relatively low output bias current (±1μA) and a low input bias current (±2nA). The unit also features a wide common-mode input range (±VS) and a gain-bandwidth product of 500kHz. Overall, the unit offers excellent dynamic performance in a wide range of applications.

The working principle of the AD8221TRMZ-EP can be summed up in three basic steps. First, the unit amplifies the input signal with an active gain stage. Second, it buffers the amplified signal with an inverting buffer stage. Lastly, it converts the buffered signal into a current signal and drives it to meet the load requirements. This three-step process allows the unit to offer high accuracy and reliability in a variety of instrumentation, operational, and buffer amplifier applications.

Overall, the AD8221TRMZ-EP is a versatile and reliable linear amplifier is suitable for a wide range of applications. It is capable of providing excellent noise, temperature, gain, and linearity performance, and features a low-offset voltage to improve its accuracy in high-precision applications. Furthermore, the unit is easy to use and requires only a single +5V supply. The combination of these features makes the AD8221TRMZ-EP an excellent choice for a wide range of instrumentation, operational amplifiers, buffer amplifiers, and other applications.

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