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THS4221D - Texas Instruments

Description: Single & Dual(THS4222 ), Low-Distortion High-Speed Rail-to-Rail Output Operational Amplifier

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THS4221D Details

  • Manufacturer Part Number:

    THS4221D

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    5 µA

  • Bandwidth (3dB)-Nom:

    12 MHz

  • Bias Current-Max (IIB) @25C:

    3 µA

  • Common-mode Reject Ratio-Min:

    74 dB

  • Common-mode Reject Ratio-Nom:

    94 dB

  • Frequency Compensation:

    YES

  • Input Offset Current-Max (IIO):

    0.7 µA

  • Input Offset Voltage-Max:

    10000 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.905 mm

  • Low-Bias:

    NO

  • Low-Offset:

    NO

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -8.25 V

  • Neg Supply Voltage-Nom (Vsup):

    -5 V

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Min:

    975 V/us

  • Slew Rate-Nom:

    990 V/us

  • Subcategory:

    Operational Amplifier

  • Supply Current-Max:

    18 mA

  • Supply Voltage Limit-Max:

    8.25 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Unity Gain BW-Nom:

    230000

  • Voltage Gain-Min:

    10000

  • Wideband:

    YES

  • Width:

    3.895 mm

THS4221D Frequently Asked Questions (FAQs)

  • A good PCB layout for the THS4221D involves keeping the input and output traces short and symmetrical, using a solid ground plane, and placing decoupling capacitors close to the device. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • The gain resistors (Rf and Rg) should be chosen based on the desired gain and bandwidth. A higher gain requires smaller resistors, while a lower gain requires larger resistors. The datasheet provides a gain resistor calculator to help with the selection.
  • The maximum power dissipation of the THS4221D is 1.4W. This should be considered when designing the thermal management of the system, especially in high-temperature or high-power applications.
  • Yes, the THS4221D can be used as a single-ended amplifier by tying the negative input to ground and using the positive input as the signal input. However, this will reduce the common-mode rejection ratio and may affect the overall performance.
  • The THS4221D has a built-in low-pass filter, but additional filtering may be required to remove high-frequency noise. This can be achieved using external filters, such as RC filters or ferrite beads, or by using a separate analog filter IC.

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THS4221D 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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