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AD8544ARZ

Name: AD8544ARZ
Rating: 4.7 (12 reviews)

IC OPAMP GP 4 CIRCUIT 14SOIC

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Mfr。パート #AD8544ARZ
パッケージ SOIC-14
データシート
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仕様

Package	Bulk,Tube
ProductStatus	Active
AmplifierType	General Purpose
NumberofCircuits	4
OutputType	Rail-to-Rail
SlewRate	0.92V/µs
GainBandwidthProduct	1 MHz
Current-InputBias	4 pA
Voltage-InputOffset	1 mV
Current-Supply	45µA (x4 Channels)
Current-Output/Channel	30 mA
Voltage-SupplySpan(Min)	2.7 V
Voltage-SupplySpan(Max)	5.5 V
OperatingTemperature	-40°C ~ 125°C
MountingType	Surface Mount
Package/Case	14-SOIC (0.154, 3.90mm Width)

概要

Description

The AD8544ARZ is a quad precision operational amplifier designed by Analog Devices. It features low power consumption and rail-to-rail input and output capability, making it suitable for battery-operated devices. The device operates within a voltage range of 2.7V to 5.5V, providing versatility for various applications.
Key specifications include a typical input offset voltage of 50µV, a gain bandwidth product of 1 MHz, and a high input impedance of 10^12 Ω, which minimizes loading on the previous stage. The AD8544ARZ is ideal for applications in instrumentation, active filters, and data acquisition systems.
Its low noise performance, combined with a high common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR), ensures signal integrity. The package type is an 8-lead SOIC, making it easy to integrate into compact designs. Overall, the AD8544ARZ is a reliable choice for precision amplification in diverse electronic applications.

Features

The AD8544ARZ is a quad high-performance precision operational amplifier. Key features include:
1. Low Offset Voltage: Typically 0.5 mV, ensuring accurate signal processing.
2. Low Noise: Input voltage noise density of 18 nV/√Hz, making it suitable for low-level signal applications.
3. Wide Supply Voltage Range: Operates from a single supply of 2.7 V to 5.5 V or dual supplies of ±1.35 V to ±2.75 V.
4. Rail-to-Rail Output: Allows output to swing very close to supply rails, maximizing output range.
5. High Gain-Bandwidth Product: Approximately 1 MHz, supporting a variety of signal frequencies.
6. Low Quiescent Current: Typically 45 µA per amplifier, enhancing power efficiency.
7. Common Mode Range: Includes the negative rail, suitable for single-supply applications.
8. SMD Package: Offered in a 14-lead TSSOP package for compact designs.
These features make the AD8544ARZ ideal for applications in sensor conditioning, data acquisition, and precision signal processing.

Package

The AD8544ARZ is offered in a 14-lead TSSOP (Thin Shrink Small Outline Package) package type, which is a compact surface-mount package suitable for space-constrained applications.

Pinout

The AD8544ARZ is a quad precision operational amplifier. It features a pin count of 14 pins. The primary functions of the pins are as follows:
1. Supply Pins (V+ and V-): Provide power to the op-amp; typically connected to positive and negative voltage sources.
2. Input Pins (Non-Inverting and Inverting Inputs): Four pairs of non-inverting (V+) and inverting (V-) inputs for each of the four op-amps.
3. Output Pins: Four output pins that provide the amplified signal.
4. Offset Null Pins: Used for offset voltage adjustment, if applicable.
The AD8544ARZ is designed for low-power and precision applications, providing low noise and low offset voltage, making it suitable for various analog signal processing tasks.

Manufacturer

The AD8544ARZ is manufactured by Analog Devices, Inc. Analog Devices is a leading global company specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company is headquartered in Norwood, Massachusetts, and serves a variety of industries, including communications, automotive, healthcare, and industrial automation. Analog Devices is known for its innovations in signal processing and data conversion technologies, providing solutions that enhance the performance and efficiency of electronic systems. The AD8544ARZ is a precision quad operational amplifier, designed for applications requiring low noise and high accuracy.

Application

The AD8544ARZ is a low-power quad operational amplifier primarily used in applications such as signal conditioning, sensor interfacing, active filtering, and buffering. Its features make it suitable for portable devices, medical instrumentation, and precision analog systems requiring low offset voltage and high accuracy. Additional uses include audio processing, control loops, and battery-operated equipment.

Equivalent

The AD8544ARZ is a quad precision CMOS operational amplifier. Equivalent products include:
1. TLV2464 - Texas Instruments
2. LMV324 - Texas Instruments
3. MAX4458 - Maxim Integrated
4. OPA4340 - Texas Instruments
These alternatives may vary slightly in specifications, so it's essential to review the datasheets for specific requirements.