Series:	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Channels per IC:	1 - Single
Moisture Sensitivity Level (MSL):	--
Amplifier Type:	Voltage Feedback
Output Type:	--
Slew Rate:	--
Voltage - Supply, Single/Dual (±):	--
Board Type:	Bare (Unpopulated)
Supplied Contents:	Board(s)
Utilized IC / Part:	8-LFCSP Package
Base Part Number:	ADA4857

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ADA4857-1ACP-EBZ Application Field and Working Principle

The ADA4857-1ACP-EBZ is a low-noise, low-power, and low-voltage unity-gain stable operational amplifier from Analog Devices suitable for a variety of applications. This operational amplifier is designed with high performance features contained in a small form factor, allowing it to be easily integrated into a wide variety of systems.The ADA4857-1ACP-EBZ is a very versatile operational amplifier that is ideal for applications such as signal conditioning, filtering, active load circuits, or audio amplifiers. The device can easily be configured in a variety of common and discrete functions such as filters, integrators, summers, summing amps, level shifters, battery protection circuits, and low-voltage amplifiers. The ADA4857-1ACP-EBZ can also be used for low-noise preamplification, single-supply operation, and RS-232 data interfaces.The ADA4857-1ACP-EBZ has various features that make it well-suited for these applications. The amplifier is configured as an inverting operational amplifier with no inherent gain. Its compatibility with small signal and mixed signal circuit designs allows for low output noise while minimizing the number of required components. The device\'s wide common-mode input voltage range of -2V to +36V enables use in a variety of power supply configurations. The device also features a high-precision internal bandgap reference, a low-leakage, low-THD, and HNN bypassed output latch, and a low-noise output continuous-time transconductor.The ADA4857-1ACP-EBZ is well-suited for a variety of challenging audio applications, providing low-noise and highly-accurate performance. It can be used for the implementation of frequency-dependent or time-dependent signal modulation (e.g., reverb or harmonizing), or for performing dither for improved resolution in digital signal processing. The device\'s low-voltage, logic-level interface makes it suitable for interfacing to digital audio systems. Additionally, the device features a low-mass output transconductor, making it suitable for increased bandwidth and improved signal transient response.The ADA4857-1ACP-EBZ operational amplifier is a low-noise, low-power and low-voltage unity-gain stable amplifier that can be used for a wide range of applications requiring high-quality and reliable performance. The device is ideal for signal conditioning, low-noise preamplification, active load circuits, audio amplifiers, and more. Its wide common-mode input voltage range, low-mass output transconductor, and low-noise output continuous-time transconductor provide the device with excellent levels of performance. The ADA4857-1ACP-EBZ can be easily integrated into a variety of systems due to its small form factor and flexibility.

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