Series:	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Channels per IC:	1 - Single
Moisture Sensitivity Level (MSL):	--
Amplifier Type:	General Purpose
Output Type:	Single-Ended, Rail-to-Rail
Slew Rate:	0.05 V/µs
Current - Output / Channel:	31mA
Current - Supply (Main IC):	39µA
Voltage - Supply, Single/Dual (±):	2.4 V ~ 5.5 V, ±1.2 V ~ 2.75 V
Board Type:	Fully Populated
Supplied Contents:	Board(s)
Utilized IC / Part:	ISL28156

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Introduction

The ISL28156EVAL1Z is an evaluation board for a high-performance, low power precision OP Amplifier specifically designed for video and analog signal processing applications. It is a device from Intersil and provides a very efficient and reliable solution for signal-processing applications.

Features

The ISL28156EVAL1Z has a maximum supply current of only 24mA, making it ideal for power sensitive applications. It also features a wide bandwidth of up to 2GHz and a wide common mode voltage range of up to 1.8V. This allows for excellent gain flatness over a wide range of frequencies. Additionally, the device also features a low input noise voltage, a high-output voltage drive of up to 6V, and a slew rate of 30V/μs.

Application Field

The ISL28156EVAL1Z is designed primarily for video and analog signal-processing applications. It is highly suited for applications such as wideband amplification, or multi-stage transimpedance amplifiers. It is also ideal for audio applications such as professional amplifiers, microphone preamps, and audio processing.

Working Principle

The working principle of the ISL28156EVAL1Z is based on OP amplification. An OP amplifier is a multi-stage linear or differential amplifier whose output is proportional to the difference between two inputs signals. It is generally constructed of a combination of differential and common-mode amplifiers. The amplified signal is then applied to the output stage of the circuit, where a differential or transistor amplifier is used to drive the output voltage.The OP amplifier amplifies an input signal by comparing it to a reference voltage. The amplifier then amplifies the difference between the two signals. The amplification is determined by the gain of the amplifier, which is usually adjustable depending on the application. The output of the op-amp is then a constant voltage, which is determined by the reference voltage.

Conclusion

The ISL28156EVAL1Z is a high-performance, low-power precision OP Amplifier specifically designed for video and analog signal processing applications. Its wide bandwidth of up to 2GHz, wide common mode voltage range of up to 1.8V, low input noise voltage, and high-output voltage drive of up to 6V make it ideal for applications ranging from wideband amplification to professional amplifiers and audio processing. Its working principle is based on OP-amplification, wherein an input signal is compared to a reference voltage and the output is determined by the difference between the two signals.

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