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AD623ARMZ
+BOMIC INST AMP 1 CIRCUIT 8MSOP
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ManufacturerAnalog Devices Inc.
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Mfr. Part #AD623ARMZ
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Datasheet AD623ARMZ DataSheet
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Package MSOP-8
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In Stock4208
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Specifications
| Attribute | Value |
| Package | Tube |
| ProductStatus | Active |
| AmplifierType | Instrumentation |
| NumberofCircuits | 1 |
| OutputType | Rail-to-Rail |
| SlewRate | 0.3V/µs |
| -3dbBandwidth | 800 kHz |
| Current-InputBias | 17 nA |
| Voltage-InputOffset | 200 µV |
| Current-Supply | 375µA |
| Voltage-SupplySpan(Min) | 2.7 V |
| Voltage-SupplySpan(Max) | 12 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) |
Overview
Description
Key specifications of the AD623ARMZ include a gain range from 1 to 1000, which can be easily set with a single resistor. It exhibits low offset voltage, low input bias current, and a high common-mode rejection ratio (CMRR), ensuring accuracy and reliability in measurements. The amplifier also features rail-to-rail output and input ranges, enhancing its versatility in different configurations.
The AD623ARMZ is commonly used in medical instrumentation, industrial process controls, and sensor signal conditioning. Its small footprint and robust performance make it suitable for compact and portable applications. Overall, it provides a cost-effective solution for precision signal amplification needs.
Equivalent
1. INA126 from Texas Instruments
2. MAX4194 from Maxim Integrated
3. MCP6N11 from Microchip Technology
These alternatives offer similar functionality, but it's crucial to compare specific parameters, such as gain, bandwidth, and input noise, to ensure compatibility with your application.
Features
1. Wide Supply Range: Operates on a single power supply ranging from 3 V to 12 V or dual supplies from ±1.5 V to ±6 V.
2. Adjustable Gain: Gain is easily set between 1 and 1000 using a single external resistor.
3. Low Power Consumption: Consumes only 1.3 mA, making it suitable for battery-powered applications.
4. High CMRR: Offers a high Common Mode Rejection Ratio (CMRR) of up to 100 dB, ensuring accuracy in noisy environments.
5. Rail-to-Rail Output: Provides rail-to-rail output swing, enhancing dynamic range.
6. Low Input Bias Current: Features low input bias current of 1 nA, ideal for high-impedance sensor applications.
7. Low Offset Voltage: Ensures high precision with a low offset voltage of 200 µV.
8. Small Package: Available in a compact MSOP-8 package, advantageous for space-constrained designs.
These features make the AD623ARMZ suitable for applications in medical instrumentation, sensor signal conditioning, and data acquisition systems.
Pinout
1. +IN (Pin 3): Non-inverting input.
2. -IN (Pin 2): Inverting input.
3. RG (Pins 1 and 8): Gain setting pins. A resistor connected between these pins sets the gain of the amplifier.
4. V+ (Pin 7): Positive power supply voltage.
5. V- (Pin 4): Negative power supply voltage or ground for single-supply applications.
6. REF (Pin 5): Reference voltage input. This pin can be used to level-shift the output.
7. OUT (Pin 6): Output of the amplifier.
The AD623 is designed for precision low-power, single-supply applications and is widely used in sensor interfacing and data acquisition systems.
Manufacturer
Application
1. Medical Instrumentation: Used in ECG, EEG, and other bio-signal monitoring systems.
2. Industrial Process Controls: Suitable for sensor and transducer signal conditioning.
3. Data Acquisition Systems: Enhances signal integrity in measurement systems.
4. Weigh Scales: Amplifies signals from load cells for accurate weight measurements.
5. Test Equipment: Used in precision test and measurement instruments.
6. Strain Gauge Amplifiers: Ideal for strain gauge signal amplification.
Its low power consumption, high accuracy, and wide input range make it versatile for various precision applications.