AD8221ARMZ-R7

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AD8221ARMZ-R7

IC INST AMP 1 CIRCUIT 8MSOP

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  • Mfr. Parte #AD8221ARMZ-R7
  • Paquete MSOP-8
  • Hoja de datos
  • En stock5149

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Especificaciones

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
AmplifierType Instrumentation
NumberofCircuits 1
SlewRate 2V/µs
-3dbBandwidth 825 kHz
Current-InputBias 500 pA
Voltage-InputOffset 60 µV
Current-Supply 900µA
Current-Output/Channel 18 mA
Voltage-SupplySpan(Min) 4.6 V
Voltage-SupplySpan(Max) 36 V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)

Descripción general

Description

The AD8221ARMZ-R7 is a high-performance instrumentation amplifier designed by Analog Devices for precision signal conditioning. It features a low noise and high common-mode rejection ratio (CMRR), making it ideal for applications requiring accurate amplification of low-level signals in noisy environments. The device operates from a single supply voltage, typically ranging from 2.3V to 36V, and has a gain range adjustable from 1 to 1000, which can be set using external resistors.
Key specifications include a low offset voltage, low input bias current, and a wide bandwidth, making it suitable for sensors, medical devices, and industrial applications. The AD8221 is housed in a small 8-lead SOIC package, which is convenient for space-constrained designs. Its design ensures minimal drift over temperature, enhancing reliability in critical applications. Overall, the AD8221ARMZ-R7 is a versatile and reliable choice for high-precision signal amplification tasks.

Features

The AD8221ARMZ-R7 is a precision instrumentation amplifier designed for high performance in various applications. Key features include:
1. Low Noise: Offers low input noise, making it ideal for sensitive signal amplification.
2. High Precision: High common-mode rejection ratio (CMRR) ensures accurate signal amplification in noisy environments.
3. Rail-to-Rail Output: Can output signals that span the entire supply voltage range, optimizing dynamic range.
4. Wide Supply Range: Operates on a single supply voltage from 2.3V to 36V, or dual supplies from ±1.15V to ±18V.
5. High Gain Accuracy: Fixed gain of 100 V/V with low gain error for consistent performance.
6. Low Power Consumption: Consumes only 1.1 mA of current, suitable for battery-powered applications.
7. Small Package: Available in a compact 8-lead SOIC package, facilitating integration into space-constrained designs.
These features make the AD8221ARMZ-R7 suitable for medical instrumentation, industrial process controls, and data acquisition systems.

Package

The AD8221ARMZ-R7 is packaged in a 8-lead SOIC (Small Outline Integrated Circuit) format.

Pinout

The AD8221ARMZ-R7 is an instrumentation amplifier with a pin count of 8. The pin functions are as follows:
1. Pin 1 (V+): Positive power supply.
2. Pin 2 (V–): Negative power supply.
3. Pin 3 (OUT): Output signal.
4. Pin 4 (R_G): Gain resistor connection for setting the gain.
5. Pin 5 (–IN): Inverting input.
6. Pin 6 (+IN): Non-inverting input.
7. Pin 7 (N/C): No connection (not internally connected).
8. Pin 8 (REF): Reference voltage for output level adjustment.
The AD8221 is designed for low-power applications and provides high precision with low offset voltage and low bias current. It is commonly used in medical and industrial applications for signal conditioning.

Manufacturer

The AD8221ARMZ-R7 is manufactured by Analog Devices, Inc. (ADI), a leading global company specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, Analog Devices is recognized for its innovation in various sectors, including automotive, communications, consumer electronics, healthcare, and industrial automation. The AD8221 is a low-power instrumentation amplifier designed for high precision and low noise, making it suitable for a range of applications, including sensor signal conditioning and data acquisition systems. ADI is known for its commitment to quality and technological advancement in the semiconductor industry.

Application

The AD8221ARMZ-R7 is a low-power instrumentation amplifier designed for applications such as biomedical signal processing, strain gauge sensors, and thermocouple amplification. It is ideal for use in medical devices, industrial process control, and data acquisition systems where precise amplification of small differential signals is required. Its high input impedance and low noise make it suitable for sensor interfacing, including ECG and EMG monitoring.

Equivalent

The AD8221ARMZ-R7 is a precision instrumentation amplifier. Equivalent products include the INA126 from Texas Instruments, the AD620 from Analog Devices, and the MAX4466 from Maxim Integrated. These alternatives offer similar specifications regarding gain, noise performance, and input impedance, suitable for various sensor applications. Always verify specific requirements such as voltage supply and bandwidth for your application.

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