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SN75C189NSR - Texas Instruments

Description: RS-232 Interface IC Quadruple Low-Power Line Receiver

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SN75C189NSR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - NS (R-PDSO-G14)
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SN75C189NSR - Texas Instruments  - 3D model - Small Outline Packages - NS (R-PDSO-G14)
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SN75C189NSR Details

  • Manufacturer Part Number:

    SN75C189NSR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    SOP-14

  • Pin Count:

    14

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    RESPONSE CONTROL

  • High Level Input Current-Max:

    0.0083 A

  • Input Characteristics:

    SCHMITT TRIGGER

  • Interface IC Type:

    LINE RECEIVER

  • Interface Standard:

    EIA-232-F; TIA-232-F; V.28

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e4

  • Length:

    10.2 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    4

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    70 °C

  • Out Swing-Min:

    2.1 V

  • Output Characteristics:

    3-STATE

  • Output Low Current-Max:

    0.0032 A

  • Output Polarity:

    INVERTED

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP14,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Receive Delay-Max:

    6000 ns

  • Receiver Number of Bits:

    4

  • Seated Height-Max:

    2 mm

  • Supply Current-Max:

    0.7 mA

  • Supply Voltage-Max:

    6 V

  • Supply Voltage-Min:

    4.5 V

  • Supply Voltage-Nom:

    5 V

  • Supply Voltage1-Max:

    6 V

  • Supply Voltage1-Min:

    4.5 V

  • Supply Voltage1-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • 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

  • Width:

    5.3 mm

SN75C189NSR Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN75C189NSR is 100 MHz, but it can be operated at higher frequencies with reduced voltage swing and increased power consumption.
  • To ensure reliable operation in high-temperature environments, it is recommended to derate the power consumption and voltage swing of the device, and to use a heat sink or thermal management system to keep the junction temperature below 150°C.
  • The recommended termination scheme for the SN75C189NSR is a 50-ohm resistive termination to VCC or GND, depending on the application. This helps to reduce reflections and improve signal integrity.
  • Yes, the SN75C189NSR can be used in differential signaling applications, but it requires a external differential amplifier or receiver to convert the single-ended output to a differential signal.
  • The SN75C189NSR has built-in ESD protection, but it is still recommended to use external ESD protection devices, such as TVS diodes or ESD arrays, to protect the device from electrostatic discharge.

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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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