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LF444ACN - Texas Instruments

Description: OpAmpIC

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LF444ACN - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - NFF0014A
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LF444ACN - Texas Instruments  - 3D model - Dual-In-Line Packages - NFF0014A
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LF444ACN Details

  • Manufacturer Part Number:

    LF444ACN

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    DIP-14

  • Pin Count:

    14

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.00005 µA

  • Bias Current-Max (IIB) @25C:

    0.00005 µA

  • Common-mode Reject Ratio-Min:

    80 dB

  • Common-mode Reject Ratio-Nom:

    100 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    6500 µV

  • JESD-30 Code:

    R-PDIP-T14

  • JESD-609 Code:

    e0

  • Length:

    19.18 mm

  • Low-Bias:

    YES

  • Low-Offset:

    NO

  • Micropower:

    YES

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -22 V

  • Neg Supply Voltage-Nom (Vsup):

    -20 V

  • Number of Functions:

    4

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP14,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Packing Method:

    RAIL

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Slew Rate-Nom:

    1 V/us

  • Supply Current-Max:

    0.8 mA

  • Supply Voltage Limit-Max:

    22 V

  • Supply Voltage-Nom (Vsup):

    20 V

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Unity Gain BW-Nom:

    1000

  • Voltage Gain-Min:

    25000

  • Wideband:

    NO

  • Width:

    7.62 mm

LF444ACN Frequently Asked Questions (FAQs)

  • The maximum power dissipation of the LF444ACN is 1.4W, but it can be increased to 2.5W if the device is mounted on a suitable heat sink.
  • To ensure stability in the LF444ACN op-amp, it is recommended to use a compensation capacitor between pins 1 and 8, and to avoid using long input traces or cables that can introduce noise and oscillations.
  • While the LF444ACN can be used as a comparator, it is not recommended due to its limited slew rate and bandwidth. Texas Instruments recommends using a dedicated comparator like the LM339 or LM2901 for comparator applications.
  • The input impedance of the LF444ACN is typically around 2MΩ, but it can vary depending on the specific application and operating conditions.
  • Yes, the LF444ACN can be used in a single-supply configuration, but it requires careful consideration of the input common-mode range and output voltage swing to ensure proper operation.

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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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