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SN75477P - Texas Instruments

Description: Texas Instruments SN75477P, Peripheral Driver Dual, 4.5 → 5.5 V, 8-Pin, PDIP

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SN75477P - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - P (R-PDIP-T8)
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SN75477P - Texas Instruments  - 3D model - Dual-In-Line Packages - P (R-PDIP-T8)
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SN75477P Details

  • Manufacturer Part Number:

    SN75477P

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Package Description:

    DIP-8

  • Pin Count:

    8

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Built-in Protections:

    TRANSIENT

  • Driver Number of Bits:

    2

  • Input Characteristics:

    STANDARD

  • Interface IC Type:

    NAND GATE BASED PERIPHERAL DRIVER

  • JESD-30 Code:

    R-PDIP-T8

  • JESD-609 Code:

    e4

  • Length:

    9.81 mm

  • Number of Functions:

    2

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Output Characteristics:

    OPEN-COLLECTOR

  • Output Current Flow Direction:

    SINK

  • Output Current-Max:

    0.4 A

  • Output Peak Current Limit-Nom:

    0.5 A

  • Output Polarity:

    INVERTED

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP8,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Supply Current-Max:

    75 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    4.5 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

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

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Turn-off Time:

    0.35 µs

  • Turn-on Time:

    0.35 µs

  • Width:

    7.62 mm

SN75477P Frequently Asked Questions (FAQs)

  • The SN75477P can handle a maximum current of 1A per channel, with a total current limit of 2A for all channels combined.
  • To protect the SN75477P from back-EMF, use a flyback diode (also known as a freewheeling diode) in parallel with the inductive load. This diode allows the current to continue flowing when the switch is turned off, preventing the back-EMF voltage from damaging the IC.
  • The SN75477P requires a minimum input voltage of 4.5V to operate properly. However, it's recommended to use a voltage of at least 5V for reliable operation.
  • Yes, the SN75477P can be used to drive a relay. However, make sure to choose a relay with a coil voltage and current rating that matches the SN75477P's output capabilities. Also, consider adding a flyback diode to protect the IC from back-EMF.
  • To ensure proper synchronization, use a common clock signal to drive the inputs of the SN75477P. This ensures that all outputs switch simultaneously, reducing electromagnetic interference (EMI) and improving overall system performance.

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SN75477P 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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Part Image SN75477PE4 Texas Instruments

NAND Gate Based Peripheral Driver, 2 Driver, 0.5A, BIPolar, PDIP8