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INA321E/250

Part No INA321E/250
Manufacturer Texas Instruments
Catalog Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Description microPower, Single-Supply, CMOS Instrumentation Amplifier
Datasheet
Sample
Rohs State rohs
ECAD Module
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Categories Integrated Circuits (ICs)
Manufacturer Texas Instruments
Packaging Reel - TR
Amplifier Type Instrumentation
Number of Circuits 1
Output Type Rail-to-Rail
SR - Slew Rate 0.4 V/μs
-3db Bandwidth 500kHz
Current - Input Bias 0.5pA
Voltage - Input Offset 200μV
Operating Supply Current 40μA
Output Current per Channel 16mA
Dual Supply Voltage (±) 2.5 V ~ 5.5 V, ±1.25 V ~ 2.75 V
Operating Temperature Range -55°C ~ 125°C
Mounting SMD
Package 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Manufacturer Package 8-VSSOP
Win Source Part Number 1185842-INA321E/250
Manufacturer Homepage www.ti.com
Popularity Medium
Supply and Demand Status Limited
Family Name INA321
Introduction Date July 01, 2005
ECCN EAR99
Country of Origin China
Halogen Free Compliant
Estimated EOL Date 2028
Ultra Librarian 3D Model Ultra Librarian INA321E/250 CAD Model

Description

The INA321E/250 is a state-of-the-art instrumentation amplifier from Texas Instruments designed to offer unparalleled accuracy and precision for demanding applications. This high-performance amplifier is ideal for use in medical equipment, industrial process controls, and precision data acquisition systems, where signal integrity and reliability are paramount.

Key Features:

  • Low Offset Voltage: The INA321E/250 boasts an exceptionally low offset voltage, which enhances measurement accuracy and reduces the need for additional calibration in precision applications.
  • High Common-Mode Rejection Ratio (CMRR): With an excellent CMRR, this amplifier effectively minimizes the influence of unwanted common-mode signals, ensuring that only the differential signal of interest is amplified.
  • Wide Supply Range: The device operates across a broad supply voltage range, making it versatile for various applications and compatible with a multitude of other components within a circuit.
  • Low Power Consumption: It is designed for energy efficiency, which is crucial for battery-powered and portable devices, helping to extend operational life and reduce thermal footprints.
  • Rail-to-Rail Output: The INA321E/250 can drive its output to both supply rails, providing the maximum possible dynamic range which is especially important in low-voltage applications.

Applications:

The INA321E/250 is suited for a wide range of applications, including:

  • Medical instrumentation such as ECG and EEG monitors
  • Industrial process controls that require precise measurement of temperature, pressure, or force
  • Precision data acquisition systems, including weigh scales and transducer interfaces
  • Battery-powered and portable devices where power efficiency is critical

Technical Specifications:

Parameter Value
Supply Voltage Range 2.7V to 5.5V
Offset Voltage 25 µV (max)
CMRR 100 dB (min)
Operating Temperature Range -40°C to +85°C

For engineers and designers looking for a reliable and precise instrumentation amplifier, the INA321E/250 from Texas Instruments represents a top-tier choice that combines performance with versatility.

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Pricing & Ordering

Quantity Unit Price Ext. Price
8+ $6.4030 $51.2240
20+ $5.2538 $105.0760
30+ $5.0896 $152.6880
41+ $4.9254 $201.9414
53+ $4.7612 $252.3436
71+ $4.2687 $303.0777
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Availability: 26,770 pieces
MOQ: 8 pcs
Order Increment : 1 pcs
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