ADA4897-1ARJZ-R2
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Analog Devices Inc. ADA4897-1ARJZ-R2

Manufacturer No:
ADA4897-1ARJZ-R2
Manufacturer:
Analog Devices Inc.
Package:
Tape & Reel (TR)
Description:
IC OPAMP VFB 1 CIRCUIT SOT23-6
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The ADA4897-1ARJZ-R2 is a high-performance, low noise, rail-to-rail output, high speed voltage feedback operational amplifier produced by Analog Devices Inc. This amplifier is part of the ADA4897 series and is known for its unity-gain stability, low power consumption, and high dynamic range. It is designed using Analog Devices' proprietary next-generation SiGe bipolar process, which enables its high-speed and low-noise characteristics.

Key Specifications

Parameter Min Typ Max Unit
Input Offset Voltage (Vos) 28 μV
Input Bias Current 4 μA
Quiescent Current per Amplifier 2.5 2.7 2.9 mA
Supply Voltage Range 3 10 V
Gain Bandwidth Product (GBP) 90 MHz
Slew Rate (SR) 120 V/μs
Settling Time to 0.1% 45 ns
Power Supply Rejection Ratio (PSRR) -96 -121 -125 dB
Common Mode Rejection Ratio (CMRR) -120 dB
Operating Temperature Range -40 +125 °C
Package Type SOT-23-6

Key Features

  • Unity-gain stable, low noise, and rail-to-rail output.
  • High speed with a -3 dB bandwidth of 230 MHz (G = +1) and a slew rate of 120 V/μs.
  • Low input offset voltage of 0.5 mV maximum and input bias current of 4 μA.
  • Wide supply voltage range from 3 V to 10 V.
  • Low power consumption with a quiescent current of 3 mA per amplifier.
  • Disable feature available on certain models (ADA4897-1/ADA4897-2).
  • High dynamic range and precision, making it suitable for high-performance applications.
  • Operates over an extended industrial temperature range of -40°C to +125°C.

Applications

  • Low noise preamplifiers.
  • Ultrasound amplifiers.
  • PLL loop filters.
  • High-performance ADC drivers.
  • DAC buffers.

Q & A

  1. What is the typical input offset voltage of the ADA4897-1ARJZ-R2?

    The typical input offset voltage is 28 μV.

  2. What is the slew rate of the ADA4897-1ARJZ-R2?

    The slew rate is 120 V/μs.

  3. What is the gain bandwidth product (GBP) of the ADA4897-1ARJZ-R2?

    The GBP is 90 MHz.

  4. What is the operating temperature range of the ADA4897-1ARJZ-R2?

    The operating temperature range is from -40°C to +125°C.

  5. What is the typical quiescent current per amplifier for the ADA4897-1ARJZ-R2?

    The typical quiescent current per amplifier is 2.7 mA.

  6. What is the supply voltage range for the ADA4897-1ARJZ-R2?

    The supply voltage range is from 3 V to 10 V.

  7. Does the ADA4897-1ARJZ-R2 have a disable feature?

    Yes, certain models of the ADA4897 series have a disable feature, but it is not specified for the ADA4897-1ARJZ-R2 specifically.

  8. What is the common mode rejection ratio (CMRR) of the ADA4897-1ARJZ-R2?

    The CMRR is -120 dB.

  9. What is the power supply rejection ratio (PSRR) of the ADA4897-1ARJZ-R2?

    The PSRR is between -96 dB and -125 dB.

  10. What are some typical applications of the ADA4897-1ARJZ-R2?

    Typical applications include low noise preamplifiers, ultrasound amplifiers, PLL loop filters, high-performance ADC drivers, and DAC buffers.

Product Attributes

Amplifier Type:Voltage Feedback
Number of Circuits:1
Output Type:Rail-to-Rail
Slew Rate:120V/µs
Gain Bandwidth Product:- 
-3db Bandwidth:230 MHz
Current - Input Bias:11 µA
Voltage - Input Offset:28 µV
Current - Supply:3mA
Current - Output / Channel:80 mA
Voltage - Supply Span (Min):3 V
Voltage - Supply Span (Max):10 V
Operating Temperature:-40°C ~ 125°C
Mounting Type:Surface Mount
Package / Case:SOT-23-6
Supplier Device Package:SOT-23-6
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Similar Products

Part Number ADA4897-1ARJZ-R2 ADA4897-1ARJZ-RL ADA4897-1ARJZ-R7 ADA4895-1ARJZ-R2
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Product Status Active Active Active Active
Amplifier Type Voltage Feedback Voltage Feedback Voltage Feedback General Purpose
Number of Circuits 1 1 1 1
Output Type Rail-to-Rail Rail-to-Rail Rail-to-Rail Rail-to-Rail
Slew Rate 120V/µs 120V/µs 120V/µs 943V/µs
Gain Bandwidth Product - - - -
-3db Bandwidth 230 MHz 230 MHz 230 MHz 236 MHz
Current - Input Bias 11 µA 11 µA 11 µA 11 µA
Voltage - Input Offset 28 µV 28 µV 28 µV 53 µV
Current - Supply 3mA 3mA 3mA 3mA
Current - Output / Channel 80 mA 80 mA 80 mA 116 mA
Voltage - Supply Span (Min) 3 V 3 V 3 V 3 V
Voltage - Supply Span (Max) 10 V 10 V 10 V 10 V
Operating Temperature -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
Package / Case SOT-23-6 SOT-23-6 SOT-23-6 SOT-23-6
Supplier Device Package SOT-23-6 SOT-23-6 SOT-23-6 SOT-23-6

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