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INA321E/250G4 - Texas Instruments

Description: TEXAS INSTRUMENTS - INA321E/250G4 - Instrument Amplifier, 1 Amplifier, 500 µV, 0.04 V/µs, 500 kHz, 2.7V to 5.5V, MSOP

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INA321E/250G4 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DGK  (S-PDSO-G8)
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INA321E/250G4 - Texas Instruments  - 3D model - Small Outline Packages - DGK  (S-PDSO-G8)
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INA321E/250G4 Details

  • Manufacturer Part Number:

    INA321E/250G4

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    MSOP

  • Pin Count:

    8

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    INSTRUMENTATION AMPLIFIER

  • Average Bias Current-Max (IIB):

    0.00001 µA

  • Bandwidth (3dB)-Nom:

    0.5 MHz

  • Bias Current-Max (IIB) @25C:

    0.00001 µA

  • Common-mode Reject Ratio-Min:

    90 dB

  • Input Offset Current-Max (IIO):

    0.00001 µA

  • Input Offset Voltage-Max:

    500 µV

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    2

  • Non-linearity-Max:

    0.01%

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP8,.19

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Slew Rate-Nom:

    0.4 V/us

  • Supply Current-Max:

    0.07 mA

  • Supply Voltage Limit-Max:

    7.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

    Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Voltage Gain-Max:

    1000

  • Voltage Gain-Min:

    5

  • Voltage Gain-Nom:

    25

  • Width:

    3 mm

INA321E/250G4 Frequently Asked Questions (FAQs)

  • The maximum power dissipation of INA321E/250G4 is 670mW, which is calculated based on the maximum junction temperature (TJ) of 150°C and the thermal resistance (RθJA) of 125°C/W.
  • To minimize noise and ensure optimal performance, it is recommended to follow good PCB layout practices such as separating analog and digital grounds, using a solid ground plane, and keeping the input and output traces short and away from each other. Additionally, the INA321E/250G4 should be placed close to the signal source and the output should be routed to the ADC or other downstream components.
  • The recommended input impedance for optimal performance is 1kΩ to 10kΩ. This impedance range allows for optimal common-mode rejection and noise performance.
  • Yes, the INA321E/250G4 can be used in a single-supply configuration. However, the input common-mode voltage range is limited to VCC-1.5V to VCC+0.5V, and the output voltage swing is reduced. It is recommended to use a dual-supply configuration for optimal performance.
  • The gain error and offset voltage of the INA321E/250G4 can be calculated using the formulas provided in the datasheet. The gain error is typically ±0.1% and the offset voltage is typically ±500μV. These values can be trimmed using external resistors or calibrated using software.

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INA321E/250G4 Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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