MAX4487AUD-T

Voltage - Input Offset:	300µV
Base Part Number:	MAX4487
Supplier Device Package:	14-TSSOP
Package / Case:	14-TSSOP (0.173", 4.40mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Voltage - Supply, Single/Dual (±):	2.7 V ~ 5.5 V
Current - Output / Channel:	33mA
Current - Supply:	2.2mA
Series:	--
Current - Input Bias:	0.1pA
Gain Bandwidth Product:	7MHz
Slew Rate:	20 V/µs
Output Type:	Rail-to-Rail
Number of Circuits:	4
Amplifier Type:	General Purpose
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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MAX4487AUD-T Application Field and Working Principle

Linear - Amplifiers - Instrumentation, OP Amps, Buffer AmpsThe MAX4487AUD-T is a low-bias current, low-noise, high-speed, dual-channel, rail-to-rail output CMOS amplifier that offers excellent performance in a wide variety of precision analog and mixed-signal applications. It is designed to provide high-performance applications ranging from power amplifiers to instrumentation amplifiers and can be used in any signal-to-noise or precision gain-and-offset improvement application.The MAX4487AUD-T utilizes a unique architecture that allows it to operate as a high-precision CMOS op-amp with a programmable gain and offset. The internal gain and offset settings can be programmed via external resistors, allowing for easy customization of the amplifier\'s performance to the needs of the application. The device also features a specialized circuit for the realization of ultra-low bias current, low-noise operation.This device is available in an advanced SOIC-8 package and provides excellent gain accuracy and spectral performance. The amplifier can easily achieve gains of up to 10V/V with an input signal range of 0 to 10V. The MAX4487AUD-T is an ideal solution for precision signal conditioning applications such as temperature measurement or vibration sensing.In terms of its operating principle, the MAX4487AUD-T works by amplifying the signal applied to the input. This is done through its internal circuitry, which consists of several operational amplifiers that are wired in different configurations depending on the application. These amplifiers act as voltage followers and provide an output voltage that is proportional to the input signal.The gain and offset of the amplifier can be adjusted using a pair of external resistors. The gain resistor is used to adjust the output voltage gain while the offset resistor determines how much of the input offset voltage is applied to the output signal. Additionally, the device features a specialized circuit that reduces the bias current, which is responsible for the low-noise performance of the amplifier.The MAX4487AUD-T is well suited for a wide variety of applications, including signal conditioning applications such as those for temperature measurements, distance measurements, and vibration sensing. Additionally, it can be used to provide precision gain and offset for applications such as instrumentation amplifiers, power amplifiers, and signal processing circuits.Overall, the MAX4487AUD-T is a versatile amplifier with excellent performance in a variety of precision analog and mixed-signal applications. Its unique architecture allows it to provide high accuracy gain and offset settings, while its specialized circuit reduces bias current and provides low-noise operation. For applications that require precision signal conditioning and amplification, the MAX4487AUD-T is an excellent choice.

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