AD620AN
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Analog Devices Inc. AD620AN

Manufacturer No:
AD620AN
Manufacturer:
Analog Devices Inc.
Package:
Bulk
Description:
IC INST AMP 1 CIRCUIT 8DIP
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The AD620AN, produced by Analog Devices Inc., is a low-cost, high-accuracy instrumentation amplifier. It is designed to be easy to use, requiring only one external resistor to set gains ranging from 1 to 10,000. This amplifier is available in 8-lead PDIP, SOIC, and CERDIP packages, making it suitable for a variety of applications, including battery-powered and portable devices. The AD620AN features low power consumption with a maximum supply current of 1.3 mA, making it ideal for precision data acquisition systems, medical applications, and industrial process controls.

Key Specifications

Parameter Min Typ Max Unit
Supply Voltage ±2.3 ±18 V
Input Offset Voltage 50 μV
Input Offset Drift 0.6 μV/°C
Input Bias Current 1.0 nA
Common-Mode Rejection Ratio (G=10) 100 dB
Input Voltage Noise at 1 kHz 9 nV/√Hz
Bandwidth (G=100) 120 kHz
Settling Time to 0.01% 15 μs
Operating Supply Current 1.3 mA
Operating Temperature Range -40 85 °C

Key Features

  • Easy to Use: Gain set with one external resistor (gain range 1 to 10,000).
  • Wide Power Supply Range: ±2.3 V to ±18 V.
  • Low Power Consumption: Maximum supply current of 1.3 mA.
  • High Accuracy: 50 μV max input offset voltage, 0.6 μV/°C max input offset drift.
  • Low Noise: 9 nV/√Hz input voltage noise at 1 kHz, 0.28 μV p-p noise in the 0.1 Hz to 10 Hz band.
  • Excellent AC Specifications: 120 kHz bandwidth (G=100), 15 μs settling time to 0.01%.
  • Low Input Bias Current: 1.0 nA max, achieved with Superβeta processing in the input stage.

Applications

  • Weigh Scales: Ideal for precision data acquisition systems.
  • ECG and Medical Instrumentation: Suitable for medical applications such as ECG and noninvasive blood pressure monitors.
  • Transducer Interface: Used in transducer interfaces for accurate signal amplification.
  • Data Acquisition Systems: High accuracy makes it suitable for various data acquisition systems.
  • Industrial Process Controls: Used in industrial process control applications due to its high accuracy and low noise.
  • Battery-Powered and Portable Equipment: Low power consumption makes it ideal for battery-powered and portable devices.

Q & A

  1. What is the gain range of the AD620AN?

    The gain range of the AD620AN is 1 to 10,000, set by one external resistor.

  2. What is the maximum supply current of the AD620AN?

    The maximum supply current of the AD620AN is 1.3 mA.

  3. What is the input offset voltage of the AD620AN?

    The input offset voltage of the AD620AN is 50 μV max.

  4. What is the common-mode rejection ratio (CMRR) of the AD620AN at a gain of 10?

    The CMRR of the AD620AN at a gain of 10 is 100 dB min.

  5. What is the bandwidth of the AD620AN at a gain of 100?

    The bandwidth of the AD620AN at a gain of 100 is 120 kHz.

  6. What is the settling time of the AD620AN to 0.01%?

    The settling time of the AD620AN to 0.01% is 15 μs.

  7. What are the typical applications of the AD620AN?

    The AD620AN is typically used in weigh scales, ECG and medical instrumentation, transducer interfaces, data acquisition systems, industrial process controls, and battery-powered and portable equipment.

  8. What is the operating temperature range of the AD620AN?

    The operating temperature range of the AD620AN is -40°C to +85°C.

  9. What is the input voltage noise of the AD620AN at 1 kHz?

    The input voltage noise of the AD620AN at 1 kHz is 9 nV/√Hz.

  10. What is the input bias current of the AD620AN?

    The input bias current of the AD620AN is 1.0 nA max.

Product Attributes

Amplifier Type:Instrumentation
Number of Circuits:1
Output Type:- 
Slew Rate:1.2V/µs
Gain Bandwidth Product:- 
-3db Bandwidth:1 MHz
Current - Input Bias:500 pA
Voltage - Input Offset:30 µV
Current - Supply:900µA
Current - Output / Channel:18 mA
Voltage - Supply Span (Min):4.6 V
Voltage - Supply Span (Max):36 V
Operating Temperature:-40°C ~ 85°C
Mounting Type:Through Hole
Package / Case:8-DIP (0.300", 7.62mm)
Supplier Device Package:8-PDIP
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Similar Products

Part Number AD620AN AD620ANZ AD623AN AD620BN AD620AR AD626AN AD627AN AD622AN AD621AN
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.
Product Status Obsolete Active Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete
Amplifier Type Instrumentation Instrumentation Instrumentation Instrumentation Instrumentation Differential Instrumentation Instrumentation Instrumentation
Number of Circuits 1 1 1 1 1 1 1 1 1
Output Type - - Rail-to-Rail - - - Rail-to-Rail - -
Slew Rate 1.2V/µs 1.2V/µs 0.3V/µs 1.2V/µs 1.2V/µs 0.22V/µs 0.06V/µs 1.2V/µs 1.2V/µs
Gain Bandwidth Product - - - - - - - - -
-3db Bandwidth 1 MHz 1 MHz 800 kHz 1 MHz 1 MHz 100 kHz 80 kHz 1 MHz 800 kHz
Current - Input Bias 500 pA 500 pA 17 nA 500 pA 500 pA - 2 nA 2 nA 500 pA
Voltage - Input Offset 30 µV 30 µV 25 µV 15 µV 30 µV 50 µV 25 µV 60 µV 75 µV
Current - Supply 900µA 900µA 375µA 900µA 900µA 1.5mA 60µA 900µA 900µA
Current - Output / Channel 18 mA 18 mA - 18 mA 18 mA 12 mA 25 mA 18 mA 18 mA
Voltage - Supply Span (Min) 4.6 V 4.6 V 2.7 V 4.6 V 4.6 V 2.4 V 2.2 V 5.2 V 4.6 V
Voltage - Supply Span (Max) 36 V 36 V 12 V 36 V 36 V 12 V 36 V 36 V 36 V
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Mounting Type Through Hole Through Hole Through Hole Through Hole Surface Mount Through Hole Through Hole Through Hole Through Hole
Package / Case 8-DIP (0.300", 7.62mm) 8-DIP (0.300", 7.62mm) 8-DIP (0.300", 7.62mm) 8-DIP (0.300", 7.62mm) 8-SOIC (0.154", 3.90mm Width) 8-DIP (0.300", 7.62mm) 8-DIP (0.300", 7.62mm) 8-DIP (0.300", 7.62mm) 8-DIP (0.300", 7.62mm)
Supplier Device Package 8-PDIP 8-PDIP 8-PDIP 8-PDIP 8-SOIC 8-PDIP 8-PDIP 8-PDIP 8-PDIP

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