AD8668ARZ
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Analog Devices Inc. AD8668ARZ

Manufacturer No:
AD8668ARZ
Manufacturer:
Analog Devices Inc.
Package:
Bulk
Description:
IC OPAMP GP 4 CIRCUIT 14SOIC
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The AD8668ARZ is a precision rail-to-rail operational amplifier produced by Analog Devices Inc. This quad operational amplifier is designed for general-purpose applications and is known for its high performance and reliability. It features low offset voltage, low input bias current, and a high slew rate, making it suitable for a wide range of analog signal processing tasks.

Key Specifications

Parameter Conditions Min Typ Max Unit
Supply Voltage Single/Dual 5 V ~ 16 V, ±2.5 V ~ ±8 V V
Offset Voltage VCM = 8 V 0.6 2.5 5.0 mV
Input Bias Current 0.2 1 pA
Slew Rate RL = 2 kΩ 3.5 V/μs
Gain Bandwidth Product 4 MHz
Phase Margin 70 Degrees
Operating Temperature −40°C 125°C °C
Package 14-SOIC (0.154", 3.90mm Width)
Output Type Rail-to-Rail
Number of Circuits 4
Supply Current per Amplifier 1.15 1.55 mA
Output Current per Channel 140 mA

Key Features

  • Rail-to-Rail Output Swing: The AD8668ARZ offers rail-to-rail output swing, ensuring that the output voltage can reach the supply rails, which is beneficial for applications requiring maximum dynamic range.
  • Low Offset Voltage: With a maximum offset voltage of 2.5 mV, this amplifier provides high accuracy in signal amplification.
  • Low Input Bias Current: The low input bias current of 0.2 pA minimizes the impact on the input signal, making it suitable for high-impedance sources.
  • High Slew Rate: A slew rate of 3.5 V/μs ensures fast response times and is suitable for applications requiring high-speed signal processing.
  • Gain Bandwidth Product: The gain bandwidth product of 4 MHz provides a good balance between gain and bandwidth, making it versatile for various applications.
  • Unity-Gain Stable: The amplifier is stable at unity gain, which simplifies circuit design and reduces the need for additional compensation components.
  • Excellent Power-to-Performance Ratio: With a supply current per amplifier of 1.15 mA, it offers a good balance between power consumption and performance.
  • Surface Mount Package: The 14-SOIC package is surface mountable, making it easy to integrate into modern PCB designs.

Applications

  • Industrial Automation: Suitable for various industrial automation applications due to its robust performance and reliability.
  • Medical Devices: Used in medical devices where high accuracy and low noise are critical, such as in ECG and EEG systems.
  • Aerospace and Defense: The AD8668ARZ can be used in aerospace and defense applications where high reliability and performance are essential.
  • Automotive Systems: Available in automotive-grade versions, making it suitable for use in automotive systems that require high reliability and performance under varying conditions.
  • Audio and Video Equipment: Used in audio and video equipment where high signal fidelity and low noise are required.

Q & A

  1. What is the supply voltage range for the AD8668ARZ?

    The supply voltage range for the AD8668ARZ is 5 V to 16 V for single-supply operation and ±2.5 V to ±8 V for dual-supply operation.

  2. What is the maximum offset voltage of the AD8668ARZ?

    The maximum offset voltage of the AD8668ARZ is 2.5 mV.

  3. What is the input bias current of the AD8668ARZ?

    The input bias current of the AD8668ARZ is 0.2 pA.

  4. What is the slew rate of the AD8668ARZ?

    The slew rate of the AD8668ARZ is 3.5 V/μs.

  5. What is the gain bandwidth product of the AD8668ARZ?

    The gain bandwidth product of the AD8668ARZ is 4 MHz.

  6. Is the AD8668ARZ unity-gain stable?

    Yes, the AD8668ARZ is unity-gain stable.

  7. What is the operating temperature range of the AD8668ARZ?

    The operating temperature range of the AD8668ARZ is −40°C to +125°C.

  8. What is the package type of the AD8668ARZ?

    The AD8668ARZ comes in a 14-SOIC package.

  9. Is the AD8668ARZ RoHS compliant?

    Yes, the AD8668ARZ is RoHS compliant.

  10. What are some typical applications of the AD8668ARZ?

    The AD8668ARZ is typically used in industrial automation, medical devices, aerospace and defense, automotive systems, and audio and video equipment.

Product Attributes

Amplifier Type:General Purpose
Number of Circuits:4
Output Type:Rail-to-Rail
Slew Rate:3.5V/µs
Gain Bandwidth Product:4 MHz
-3db Bandwidth:- 
Current - Input Bias:0.2 pA
Voltage - Input Offset:600 µV
Current - Supply:1.15mA (x4 Channels)
Current - Output / Channel:140 mA
Voltage - Supply Span (Min):5 V
Voltage - Supply Span (Max):16 V
Operating Temperature:-40°C ~ 125°C
Mounting Type:Surface Mount
Package / Case:14-SOIC (0.154", 3.90mm Width)
Supplier Device Package:14-SOIC
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Similar Products

Part Number AD8668ARZ AD8669ARZ AD8648ARZ AD8661ARZ AD8662ARZ AD8663ARZ AD8664ARZ AD8665ARZ AD8666ARZ AD8667ARZ AD8668ARUZ
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Product Status Active Active Active Active Active Active Active Active Active Active Active
Amplifier Type General Purpose General Purpose General Purpose General Purpose CMOS General Purpose CMOS General Purpose General Purpose General Purpose General Purpose
Number of Circuits 4 4 4 1 2 1 4 1 2 2 4
Output Type Rail-to-Rail Rail-to-Rail Rail-to-Rail Rail-to-Rail Rail-to-Rail Rail-to-Rail Rail-to-Rail Rail-to-Rail Rail-to-Rail Rail-to-Rail Rail-to-Rail
Slew Rate 3.5V/µs 0.3V/µs 11V/µs 3.5V/µs 3.5V/µs 0.3V/µs 3.5V/µs 3.5V/µs 3.5V/µs 0.3V/µs 3.5V/µs
Gain Bandwidth Product 4 MHz 540 kHz 24 MHz 4 MHz 4 MHz 540 kHz 4 MHz 4 MHz 4 MHz 540 kHz 4 MHz
-3db Bandwidth - - - - - - - - - - -
Current - Input Bias 0.2 pA 0.3 pA 0.3 pA 0.3 pA 0.3 pA 0.3 pA 0.3 pA 0.2 pA 0.2 pA 0.3 pA 0.2 pA
Voltage - Input Offset 600 µV 40 µV 600 µV 50 µV 50 µV 40 µV 50 µV 600 µV 700 µV 40 µV 600 µV
Current - Supply 1.15mA (x4 Channels) 230µA (x4 Channels) 1.5mA (x4 Channels) 1.25mA 1.25mA (x2 Channels) 230µA 1.25mA (x4 Channels) 1.15mA 1.15mA (x2 Channels) 230µA (x2 Channels) 1.15mA (x4 Channels)
Current - Output / Channel 140 mA 50 mA 120 mA 140 mA 140 mA 50 mA 140 mA 140 mA 140 mA 50 mA 140 mA
Voltage - Supply Span (Min) 5 V 5 V 2.7 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V
Voltage - Supply Span (Max) 16 V 16 V 5.5 V 16 V 16 V 16 V 16 V 16 V 16 V 16 V 16 V
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case 14-SOIC (0.154", 3.90mm Width) 14-SOIC (0.154", 3.90mm Width) 14-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 14-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 14-TSSOP (0.173", 4.40mm Width)
Supplier Device Package 14-SOIC 14-SOIC 14-SOIC 8-SOIC 8-SOIC 8-SOIC 14-SOIC 8-SOIC 8-SOIC 8-SOIC 14-TSSOP

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