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AD8572ARZ

Name: AD8572ARZ
Rating: 4.7 (12 reviews)

IC OPAMP ZERO-DRIFT 2 CIRC 8SOIC

제조업체
Mfr.부분 #AD8572ARZ
패키지 SOIC-8
데이터시트 AD8572ARZ DataSheet
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사양

Package	Tube
ProductStatus	Active
AmplifierType	Zero-Drift
NumberofCircuits	2
OutputType	Rail-to-Rail
SlewRate	0.4V/µs
GainBandwidthProduct	1.5 MHz
Current-InputBias	160 pA
Voltage-InputOffset	1 µV
Current-Supply	850µA (x2 Channels)
Current-Output/Channel	30 mA
Voltage-SupplySpan(Min)	2.7 V
Voltage-SupplySpan(Max)	5 V
OperatingTemperature	-40°C ~ 125°C
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

개요

Description

The AD8572ARZ is a dual, precision operational amplifier from Analog Devices, designed for low noise and low distortion applications. It features a wide supply voltage range of 2.7V to 5.5V and is optimized for low power consumption, making it suitable for battery-operated devices. The amplifier offers a high gain bandwidth product of 1 MHz, a low input offset voltage (typically 50 µV), and a low total harmonic distortion (THD), ensuring accurate signal amplification.
Key specifications include a high output swing that approaches the supply rails, making it effective in single-supply configurations. The AD8572ARZ also has a low input current (typically 10 pA), which is beneficial for high-impedance sensor applications. Its small package size (available in an 8-lead MSOP) allows for compact designs. This op-amp is widely used in applications such as data acquisition, medical instrumentation, and audio systems, where precision and low power are critical.

Features

The AD8572ARZ is a precision, low-noise operational amplifier featuring:
1. Dual Channel: Two op-amps in a single package.
2. Rail-to-Rail Output: Capable of outputting voltages close to the supply rails, maximizing dynamic range.
3. Low Offset Voltage: Typically around 250 µV, ensuring high accuracy in applications.
4. Low Noise: Voltage noise density as low as 8 nV/√Hz, ideal for sensitive signal amplification.
5. Wide Supply Voltage Range: Operates from a supply voltage of 2.7 V to 12 V.
6. High Input Impedance: Greater than 10^12 ohms, minimizing loading effects on the preceding stage.
7. Slew Rate: 0.5 V/µs, providing adequate response for various applications.
8. Low Quiescent Current: Consumes only 75 µA per amplifier, enhancing power efficiency.
9. Applications: Suitable for precision signal conditioning, sensor interfacing, and low-power applications.
Overall, the AD8572ARZ is designed for high-performance applications requiring low noise and high precision.

Package

The AD8572ARZ is packaged in a 8-lead MSOP (Mini Small Outline Package) with a lead pitch of 0.65 mm. This surface-mount package is designed for compact applications.

Pinout

The AD8572ARZ is a dual precision operational amplifier with a pin count of 8. It features low noise and low offset voltage, making it suitable for precision applications. The functions of its pins are as follows:
1. Pin 1 (Offset Null): Used for offset voltage adjustment.
2. Pin 2 (Inverting Input): The inverting input for the first op-amp.
3. Pin 3 (Non-Inverting Input): The non-inverting input for the first op-amp.
4. Pin 4 (V- or Negative Supply): Connects to the negative power supply.
5. Pin 5 (V+ or Positive Supply): Connects to the positive power supply.
6. Pin 6 (Non-Inverting Input): The non-inverting input for the second op-amp.
7. Pin 7 (Inverting Input): The inverting input for the second op-amp.
8. Pin 8 (Output): Output pin for the second op-amp.
The device operates with a single or dual power supply and is suitable for applications in instrumentation and signal conditioning.

Manufacturer

The AD8572ARZ is manufactured by Analog Devices, Inc. Analog Devices is a leading global technology company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company primarily serves industries such as telecommunications, automotive, healthcare, and industrial automation. AD8572ARZ is a precision, low-noise op-amp designed for applications requiring high performance and low power consumption.

Application

The AD8572ARZ is a precision, low-power operational amplifier suitable for various applications, including:
1. Signal conditioning
2. Data acquisition systems
3. Active filters
4. Medical instrumentation
5. Battery-powered devices
6. Industrial automation
7. Audio processing
8. Transducer interfacing
Its low offset voltage and low power consumption make it ideal for portable and precision applications.

Equivalent

Equivalent products to the AD8572ARZ operational amplifier include the LMV7212 from Texas Instruments, MCP6002 from Microchip, and OPA2132 from Texas Instruments. These alternatives may share similar specifications, such as dual-channel configuration and low power consumption, but always verify specific parameters like supply voltage range, bandwidth, and noise for compatibility with your application.